J. Asia-Pacific Entomol. 7(2): 143 -169 (2004) www.entornology.or.kr

A Revised List of the Subfamily (Coleoptera; ) of the Korean Fauna, with Contribution to the Knowledge of the Fauna of Neighbouring Countries Boris A. Korotyaev and Ki-Jeong Hong'

Zoological Institute, Russian Academy of Sciences, St. Petersburg 199034, Russia

I Central Post-Entry Quarantine Station, National Plant Quarantine Service, Suwon 442-400, Korea

Abstract 58 are recorded from Korea based preceding publications (Hong et al., 1999a, 1999b; on re-examination ofthe previously reported material Hong et al., 2000; Hong et Korotyaev, 2002) and and study ofa new one. Six new species (Rutidosorna investigation ofadditional material on distribution and koreanurnKorotyaev et Hong, sp. n., kwoni host plants of the Ceutorhynchinae in Korea have Korotyaev et Hong, sp. n., MJgulones kwoni Korotyaev provided new data on this fauna. Although still quite et Hong, sp. n., Augustinus koreanus Korotyaev et incomplete, these data stimulate some speculations on Hong, sp. n., Ceutorhynchoides koreanus Korotyaev the ecological and geographical characteristics of the et Hong, sp. n. and Mecysrnoderes koreanus Korotyaev Korean fauna. We hope that some preliminary con­ et Hong, sp. n.) are described from Korea, and siderations reported herein may facilitate further study 5 species [ waltoni (Boheman, 1843), ofthis group in Korea and the entire Far East. Several scapularis Gyllenhal, 1837, new species are described from the neighbouring ancora (Roelofs, 1875), kerzhneri countries apparently vicar to the Korean species or Korotyaev, 1980 and Glocianus fennicus (Faust, probably occurring in Korea but not found yet. The 1895)] are recorded from Korea for the first time. names of these species are given in square brackets The new subgenera Heorutidosoma Korotyaev et Hong, in the list. subgen. n. and Coelioderes Korotyaev, subgen. n. are Information on the type species and the synonymy erected in Rutidosorna and Mecysrnoderes, re­ of the -group taxa dealt with in this paper may spectively. The following new species are described be found in the world catalogue by Alonso-Zarazaga from the neighbouring countries: Ceutorhynchus and Lyal (1999). Data on the distribution of some japonicus Korotyaev, sp. n. from Japan (Honshu), genera reported in the cited catalogue are supplemented very closely related to C. cochleariae Gyllenhal; or otherwise changed according to the material Calosirus oxystorna Korotyaev, sp. n. from China, examined by us. Depositaries of the type material on very similar to C. kwoni Korotyaev et Hong, sp. n.; the new species are given in the descriptions. The arnurensis Korotyaev, sp. n. from following acronyms are used for designations of the Khabarovsk Territory of Russia; Mecysrnoderes Museums where the relevantmaterial is stored: BMNH, nipponicus Korotyaev, sp. n. from Japan (Honshu), The Natural History Museum, London, U.K.; CMN, very closely relatedto M koreanus Korotyaev et Hong, Canadian Museum of Nature, Ottawa, Canada; CAS, sp. n. New host plants are recorded for several species; California Academy of Sciences, San Francisco, the host of Phytobiornorphus variegatus (Hustache) U.S.A.; COBR, collection C.W. 0' Brien, Tallahassee, is Lychnis sp. (Caryophyllaceae). U.S.A.; HNHM, Hungarian Natural History Museum, Budapest, Hungary; KNU, Kyungpook National Key words Ceutorhynchinae, Curculionidae, Coleoptera, University, Daegu, Korea; MNHN, Museum National , Korea, Japan, China, Russian Far East d' Histoire Naturelle, Paris, France; NIAST, National Institute of Agricultural Sciences and Technology, Rural Development Administration, Suwon, Korea; ZIN, Zoological Institute, Russian Academy of Introduct ion Sciences, St. Petersburg, Russia.

_Re-examination of the material reported in the four 'Corresponding author. E-mail: [email protected] Systematics Tel: +82-31-202-6966; Fax: +82-31-204-0668 (Received March 30, 2004; Accepted May 25, 2004) Subfamily Ceutorhynchinae Gistel, 1856 144 J. Asia-Pacific Entomol. Vol. 7 (2004)

Tribe Gistel, 1856 Genus Schonherr, 1825

Genus Pelenomus Thomson, 1859 Rhinoncus bosnicus Schultze, 1900 t~Imi~JTDI Pelenomus quadricorniger (Colonnelli, 1986) ~O~JTDI Distribution. Korea (North, South), South of the Russian Far East, eastern Mongolia, Kazakhstan, C Distribution.Korea (Central,South),Japan(Hokkaido, and SE Europe, Caucasus. Honshu,Kyushu),China,Mongolia,Southofthe Russian Biological notes. In Europe, found on Polygonum Far East (Primorskii Terr.), Europe. mite Schrank (=Persicaria mitis Schrank) and several Biological notes. Host plants are Polygonum spp. species ofRumex; in NW Caucasus, Amurskaya Provo (Hong et al., 1999a). The adults were collected on and S Korea, on Rumex spp. Larvae were found near Polygonum spp. in moist places and near aquatic ha­ Krasnodar (NW Caucasus) in late August inside the bitats. The larva feeds on leaves of these plants fixing a stem base and, rarely, beneath the leaf-sheath of cocoon built before pupation (Caldara et 0' Brien, 1995). Rumex sp. on a sandy bank of the Kuban' River.

Pelenomus waltoni (Boheman, 1843) Rhinoncus cribricolJis Hustache, 1916 ~~JTDI(t!~) (Plate 1-1) !!~OImiWHJTD I

Phytobius waltoni Boheman, 1843, in Schonherr, Distribution. Korea (Central, South, Ulreung I., Gen. Sp. Cure. 7(2): 345 (TL: Europe). Jeju I.), Japan (Hokkaido, Honshu, Shikoku, Kyushu), Russia (Southern Kurile Is.). Diagnosis. Body length 2.2-2.8mm. The species is easily recognized by long and slender rostrum and moderately dense dorsal vestiture composed mostly Rhinoncus Iekovtevt Faust, 1893 of scales without metallic shine. ~±al~lo~JTDI Material examined. South Phenan Prov., Bong-ha ri, on the Te-dong River, 45km E ofPyongyang, Hung. Distribution. Korea (Central, South, Jeju I.), Japan Zool. Exp. I in Korea, No. 19, 23.v.1970 (Dr. S. (Hokkaido, Honshu, Shikoku, Kyushu), Mongolia, Mahunka, Dr. H. Steinmann), 1 female (HNHM); Russia (Eastern Siberia, South of the Far East). South Hamgyong Prov., Simpo (= Sinpo), 9.v.1990 Biological notes. Adults were found in Japan on (S.V. Murzin), 1 male (ZIN). Rumex acetosa L. (Morimoto et Lee, 1992). In Tuva Distribution. Korea (new record: North), Japan (southern C Siberia), are common on large (Hokkaido, Honshu), South of the Russian Far East, plants of Rumex sp. and were found damaging Europe. cultivated Rheum compactum L. in the garden. Biological notes. In Japan and Europe, develops on Polygonum spp. Rhinoncus koreanus Korotyaev, 1997 Genus Schonherr, 1833 !~IIi!iWHJ;1D I

Distribution. Korea (Central). Phytobius japonicus Roelofs, 1875 ~m'HJ;1D1

Distribution. Korea (Central, South), Japan Rhinoncus nigrotibiaJis Wagner, 1939 (Honshu), South of the Russian Far East (Kuril Is.). DfCli!OHfi~ITD'

Distribution. Korea (North, Central, South, Jeju 1.), Phytobius leucogaster (Marsham, 1802) South of the Russian Far East. .*J.ID 1i!i~JTD I Taxonomic notes. In Japan (Honshu, Shikoku, Kyushu), a very closely related species, Rh.fukienensis Distribution. Korea (South), China, Mongolia, C Wagner, 1940, is distributed (new record). Two Siberia, Transbaikalia, Yakutia, Kamchatka, Europe, specimens from Honshu in ZIN, collected by Dr. N. N America. Vojnovich (St. Petersburg), have been examined. Biological notes. Develops on Myriophyllum spp. Judging from the photographs in the bookby Morimoto A revised list of the weevil subfamily Ceutorhynchinae 145

(1994), this species is misidentified as Rh. Taxonomic note. Small specimens reported as perpendicularis Reich. Rh. fukienensis, known from chinense Wagner, 1944 in the previous China and Vietnam, probably substitutes Rh. publications (Hong et al., 1999a; Hong et al., 2000) nigrotibialis in the subtropical and tropical East and probably also belong to this species. Southeast Asia. An intergradation between these two Biological notes. In South Korea, common on forms is also not unlikely, so that additional material Polygonum sp. along temporary and lasting waterbeds, from Korea, especially from its southernmost part, at roadsides. might facilitate a better understanding of their systematic interrelations. Genus Wagner, 1940 Biological notes. Beetles are found on Polygonum spp. This genus is very closely related to Homorosoma Friv. and its placement in Rhinoncini has no sub­ stantiation. The only considerable external difference Rhinoncus perpendicularis (Reich, 1797) of Rhinoncomimus from Homorosoma is the short Ofalo~''tf1TD I rostrum similar to that in Rhinoncus, but there are no intermediate forms between Rhinoncomimus and Distribution. Korea (Central-apparently recently Homorosoma. introduced), Mongolia, Western and Eastern Siberia NE to Yakutia, Europe. Rhinoncomimus tatipes Korotyaev, 1997 ~ltWttITDI Rhinoncus sibiricus Faust, 1893 o~WttITDI Distribution. Korea (North, Central, South, Jeju I.), Distribution. Korea (North, Central, South, Jeju 1.), Russia (Primorskii Terr.). Japan (Hokkaido, Honshu, Shikoku, Kyushu), China, Biological notes. The type series was collected in Taiwan, Mongolia, Russia (Eastern Siberia, Yakutia, Primorskii Terr. on Truellum thunbergii (Siebold et southern Far East). Zucc.) Sojak; in South Korea, several specimens were Biological notes. This species is commonly found swept from this species or closely related T perfoliatum on Polygonum spp. in Japan (ChUj6 et Morimoto, (L.) Sojak, In all places, collection provided only one 1960), Siberia, and Korea. of the two species of Rhinoncomimus known from Korea. In Mt. Yeogi in Suwon, in the two habitats Tribe Amalini Wagner, 1936 separated by about 100m different species were collected. Genus Schonherr, 1825

Rhinoncomimus rhytidosomoides (Wagner, 1944) Amalus scortillum (Herbst, 1795) 7lil7H'tff11D1 ~~lt~'tf1TD1

Distribution. Korea (Central), Mongolia, Russia Distribution. Korea (North, Central, South), China (including Siberia and N Caucasus), Kazakhstan, (Fukien). Europe, Canada, USA (introduced). Biological notes. In Korea, several specimens were Biological notes. Apparently, monophagous on swept at roadsides from Truellum thunbergii or T Polygonum aviculare L. perfoliatum.

Tribe Schultze, 1902 Genus Stephens, 1831

Genus Homorosoma Frivaldszky, 1894 Subgenus Heorutidosoma Korotyaev et Hong, subgen. n. Type species Rutidosoma koreanum sp. n. Homorosoma aspsr (Roelofs, 1875) ~~'tf1TD1 Rostrum as in Scleropteridius Otto; prothorax with Distribution. Korea (Central, South, Jeju I.), Japan well-developed lateral tubercles and very coarse (Hokkaido, Honshu, Shikoku, Kyushu, Tsushima), sculpture. Elytra subglobose, with distinct though China (Kuatun, Fukien, Kwangtseh, Shaowu), Russia beveled humeral prominences and sharply outlined, (South of the Far East-Amurskaya Prov., Primorskii widening posteriorly scutellar spot; intervals shining, Terr.). coarsely granulate. Legs long, as in Scleropteridius, 146 1. Asia-Pacific Entomol. Vol. 7 (2004)

but fore tibia in male lacking mucro. 1st and 2nd above, but 29.v.1977 (Y.J. Kwon leg.) (KNU); I ventrites in male deeply depressed along midline, sides female, IN, Mt. Jirisan, Imgeolryong, 15.vi.1997 of depression densely squamose. Anal ventrite with (S.W. Park) (NIAST); 2 females, GW, Pyeongchang, bidentate lamelliform projection in middle third of Mt. Gyeibangsan, 17.vii.l999 (J.C. Jung) (NIAST, length. Pygidium moderately transverse. Body black, ZIN). antennae dark brown, bases offemora, tibiae, and tarsi Distribution. Korea (Central, South). reddish brown. Granules on elytral intervals bearing elongate brown scales, white scales present at base Genus Scleropteroides Colonnelli, 1979 of6th interval and forming ill-defined transverse band behind middle ofelytra. Aedeagus with blunted apex, lacking setae or with a few ones (apex of aedeagus Scleropteroides hypocrita (Hustache, 1916) of single available male is damaged). LJ.!ii!'lt' ~WtIITDI The new subgenus combines the characters of the subgenera Rutidosoma s. str. and Scleropteridius Otto, Distribution. Korea (Central, South, Ulreung I.), but has some characters of its own. In the general Japan (Honshu, Shikoku, Kyushu, Tsushima). appearance, structure of rostrum and legs, it is sim­ Biological notes. In Korea, beetles were collected ilar to Scleropteridius, except that fore tibia in male on Rubus matsumuranus var. concolor Nakane. is non-mucronate. The structure of 2 basal ventrites in male of the new subgenus is similar to that in Genus Wagnerinus Korotyaev, 1980 Rutidosoma s. str. The pygidium, however, is more trans­ verse than in Rutidosoma s. str. and Scleropteridius; male anal ventrite is neither foveate(as in Scleropteridius) Wagnerinus costatus (Hustache, 1916) nor flat (as in Rutidosoma s. str.); it is, instead, 11"...IWHMJDI produced in a transverse lamelliform bidentate projection in the middle third of length. Prothorax in Distribution. Korea (South), Japan (Honshu). the new subgenus has well-developed lateral tubercles vel)' similarto thosein Scleropterus verecundus Fst. and Genus Scleropterus Schonherr, 1825 S. rubi Korotyaev. Apex of the aedeagus in the only available male of the type species of Heorutidosoma subgen. n. is damaged and its structure is not Scleropterus rubi Korotyaev, 1980 ~I~~MJDI completely clear, but it is obviously different from that in Scleropteridius as no hairs are present on Distribution. Korea (North), South of the Russian largest part ofthe truncate apex. Revealing ofthe host Far East (Primorskii Terr., Sakhalin). plant ofR. koreanum sp. n. might facilitate clarifying Biological notes. In Sakhalin, taken from Rubus its systematic position. The considerable differences sachalinensis Levl, from the two subgenera most closely related to Heorutidosoma may presume the development of R. Tribe Gistel, 1856 koreanum on plants belonging to the families other than Salicaceae (hosts of Rutidosoma s. str.), Saxifragaceae, Genus Cardipennis Korotyaev, 1980 Oxalidaceae and Polygonaceae [hosts of R. (Scleropteridius) fallax Otto: the latter two after Dieckmann and Behne, 1994]. Cardipennis shaowuensis (VOSS, 1958) !fA~~ltihIDl

Rutidosoma (Heorutidosoma) koreanum Korotyaev Distribution. Korea (North, Central, South, Jeju I.), et Hong, sp, n. §20i.~1TD1 Japan (Honshu, Shikoku, Kyushu), China (Shaowu), South of the Russian Far East (Primorskii Terr.). Rutidosoma weisei (non Faust, 1890): Hong et al., Biological notes. Adults were collected from 1999a, Ins. Koreana 16(1): 61-62, Fig. 2 (details); Humulusjaponicus Sieb. et Zucco in Japan (Morimoto Hong et al., 2000, Ins. Koreana ser. 5: 122, 281 (Fig. et Lee, 1992) and are very common on the same plant 179 color photograph). in Korea.

Holotype. Male, Gangwon Pr., Seolaksan, 10.viii.1976 (Y.J. Kwon leg.) (NIAST). Paratypes. 2 females, Gyeongnam Pr., Mt. Jirisan, 26.v.1977 (Y.J. Kwon leg.) (KNU); 1 female, as A revised list of the weevil subfamily Ceutorhynchinae 147

Cardipennis sulcithorax (Hustache, 1916) Biological notes. The holotype was collected from ]~IttM1D1 Barbarea stricta Andrz.; in Korea, a series was taken from Barbarea sp. Distribution. Korea (North, Central, South, Jeju I.), Japan (Honshu), South of the Russian Far East (Amurskaya Prov., Primorskii Terr.). Ceutorhynchus (Ceutorhynchus) dauricus Biological notes. Common on Humulus japonicus in Korotyaev, 1997 1i!J]~~IttM1D1 Korea. Distribution. Korea (North, Central, South), Genus Ceutorhynchus Germar, 1824 Mongolia, Russia (Chita and Amurskaya Prov., Primorskii Terr.). Subgenus Ceutorhynchus Germar, 1824 Biological notes. Two specimens have been swept probably from Draba nemorosa L. var. hebecarpa Lindb!. at rice field; a series of4 specimens was swept Ceutorhynchus (Ceutorhynchus) albosuturalis from dense spot of Cardamine ?flexuosa With. on (Roelofs, 1875) ~~M1D1 stony bank of a stream; insistent further sweeping did not provide additional material, so, both of the Distribution. Korea (North, Central, South, Ulreung recorded plants may be occasional hosts. I., Jeju I.), Japan (Hokkaido, Honshu, Shikoku, Kyushu, Tsushima), China, South of the Russian Far East (Amuskaya Prov., Khabarovsk and Ceutorhynchus (Ceutorhynchus) diffusus Primorskii Terr., Sakhalin). Hustache, 1930 ~~IttM1D1 Biologicalnotes. This species is a pestofcruciferous plants (Capsella bursa-pastoris, Nasturtium indicum, Distribution. Korea (Central, South, Jeju I.), Japan Cardamine flexuosa, Raphanus sativus, Brassica (Honshu, Shikoku, Kyushu, Tsushima). campestris, Brassica spp.) in Japan (Morimoto, 1957); Biological notes. Common on ruderal crucifers in it is also commonest in Korea on various crucifers Korea - Capsellabursa-pastoris (L.) Medikus,?Nasturtium both in open and shaded, dry and wet habitats. sp., Lepidium sp.

[Ceutorhynchus (Ceutorhynchus) japonicus Korotyaev, Ceutorhynchus (Ceutorhynchus) asiaticus sp.n.] (Figs. 1, Plate I -2) Korotyaev, 1997 O.AIO~M1D1 Holotype. Male, Japan, Honshu, Toyama Pref., Distribution. Korea (Central), Japan (Hokkaido), Kurobe-shi, Higashi-Fuse, Kasayaburi, 23.iv.1992 Mongolia, Russia (Kuril Is.). (D.G. Furth & K. Suzuki) (COBR).

4\ c \

A B Fig. 1. Ceutorhynchus (Ceutorhynchus) japonicus Kon. "'aev, sp. n. t A: dorsal view of body, B: genitalia. 148 J. Asia-Pacific Entomol. Vol. 7 (2004)

Paratypes. 2 males, 1 female, as holotype (COBR; evenly moderately convex, slightly flattened in basal 1 male, ZIN); Japan, Honshu, Toyama Pref.: 2 third along suture. Striae wide and deep; round females, Naka-Niikawa-gun, Kamiichi-machi, Ooiwa, punctures in them densely spaced. Intervals weakly 1O.v.1992 (D.G. Furth & K. Suzuki) (COBR, ZIN); to moderately, in small specimens rather strongly (females in the following material have hind tibia convex, about 1.5 times as wide as striae (almost as non-mucronate) 1 female, Toyama-shi, Tera-machi, wide as those in small males), weakly to moderately 19.iv.1992 (D.G. Furth & K. Suzuki) (COBR); 1 male, shining, with 2 or 3 irregular rows ofminute, rounded 1 female, Nei-gun, Yamata-mura, Numanomata, granules formed by margins of obsolete punctures 5.v.l992 (D.G. Furth & K. Suzuki) (COBR); 1 male bearing recumbent greyish hair-like scales. Granules (most of tarsi missing), 1 female, Nagano Pref., on apical prominences larger, but forming no groups Asumi-mura, Sawando, 11.vi.1992 (D. Furth) (COBR, or oblique ridges. ZIN); 1 female, Gifu Pref., Kamitakara-mura, Spa Legs rather stout, femora unarmed. All tibiae Hirayu, 11.vi.1992 (D. Furth) (COBR). gradually and moderately widening to, and slightly outcurved at apex. Middle and hind tibiae provided :Male. Rostnnn 1.54-1.67 times as long as pronotum, with short but well-developed mucro pointed almost moderately and evenly curved or somewhat more medially. Tarsi wide; 1st segment about 1.5 times as strongly curved in basal part, 0.8 times as wide as wide as long, rounded at sides; 2nd segment slightly fore femur and slightly wider than fore tibia at apex, longer than wide, 3rd segment twice as wide as 2nd, cylindrical, parallel-sided. Surface of basal part of its inner lobe in fore tarsus and outer lobe in rest pairs rostrum almost matte, finely punctate and carinulate conspicuously wider than counterpart, in fore tarsus, or striolate, with median carina occasionally incon­ about 1.3 times as wide as that. Claw-segment by spicuous among dense, fine striation. Distal to slightly more than half of its length extending from antennal insertion, sculpture gradually weakening to lobes of 3rd segment, gradually and weakly widening fme rows of punctures, leaving shining apical 1/4-1/3 apically. Claws simple, rather wide and strongly of rostrum. Antennae inserted at 0.42-0.46 length of curved, their length subequal to apical width of rostrum from apex. Scape moderately and evenly claw-segment. thickening apically, somewhat more strongly so in Venter weakly convex, flattened along midline. apical third. 1st segment of funicle about 3 times as Punctation of underside moderately dense, medium­ long as wide, 2nd segment 0.6 times as long as 1st, sized punctures on sides of 1st and 2nd ventrites 3rd segment 0.6 times as long as 2nd, 2.5 times as separated by slightly more than own diameter, rest long as wide; 4th segment slightly wider and shorter of venter more densely punctuate. Anal ventrite with than 3rd, about twice as long as wide; 5th and 6th medium-deep, weakly transverse depression along segments 1.5 times as long as wide, 7th segment entire length in its median third. Pygidium almost about as long as wide. Club spindle-shaped, weakly twice as wide as long, nearly flat, matte, densely finely elongate, twice as long as wide. Eyes medium-sized, punctuate. Aedeagus as in Fig. 1, with apical angles moderately convex. Frons flat, strongly widening pos­ somewhat rounded and apex noticeably bent ventrally. teriorly; vertex not depressed. Head capsule weakly Female. Rostrum 1.61-1.71 times as long as shining, with dense medium-sized punctures sepa­ pronotum, moderately and evenly curved, occasion­ rated by narrow, flat, shining intervals. ally somewhat more strongly curved in basal half. Pronotum 1.49-1.59 times as wide as long, base Basal part ofrostrum weakly shining or almost matte, shallowly bisinuate, apex not raised, very shallowly not carinate, finely striolate with obsolete punctures widely emarginated in middle. Sides moderately at sides. Punctation ofapical part of rostrum gradually rounded, with rather deep apical constriction not and slowly weakening; small, striolate punctures more weakening on disc; lateral tubercles well developed, or less dense up to the apex of rostrum, surface of rather sharp. Disc weakly to moderately convex, rostrum distal of antennal insertion weakly to mod­ moderately shining, with dense medium-sized punc­ erately shining. Antennae inserted at 0.46-0.50 length tures separated by flat, mostly shining intervals. of rostrum from apex. Pronotum 1.43-1.50 times as Median sulcus weakening in center of disc, weakly wide as long; elytra 1.08-1.16 times as long as wide. deepening and widening at base and near apical Middle tibiae minutely mucronate, in females from constriction. Scutellum small, oblong, moderately certain populations hind tibia also with mucro of convex. nearly same size as that on middle tibia. Venter more Elytra 1.12-1.18 times as long as wide, with well­ strongly convex than in male, basal ventrites less developed, moderately convex humeral prominences, flattened in middle part. Anal ventrite almost evenly weakly rounded behind them to near middle, then barely convex densely punctuate, with small obsolete moderately narrowing to apex; apical prominences depression in middle. Pygidium slightly less trans­ obtuse, rounded, but clearly pronounced. Disc rather verse, very shallowly depressed, matte, with dense A revised list of the weevil subfamily Ceutorhynchinae 149 small but rather deep punctures Ceutorhynchus (Ceutorhynchus) obstrictus Marsham, 1802 ~EJ~~M1D1 Body black; antennae and tarsi mid- to rather dark brown with paler scape and 3rd tarsal segment; often Distribution. Korea (South), entire Europe except knees are more or less extensively brown. Upper for the North; Caucasus, Turkey; introduced to the surface clothed with fine, greyish, adpressed, hair-like U.S.A. and Canada. scales, arranged mostly in 2 irregular rows on elytral Biological notes. Recorded from various intervals. Base, median sulcus, and sides of pronotal cruciferous plants in Europe and also feeding on disc of with sparse, white, narrow lanceolate scales, introduced (most commonly) and native Brassicaceae not forming distinct stripes. Elytra with well-defined in the U.S.A. In European Russia, including NW scutellar spot of lanceolate scales in basal third of Caucasus, usually found on Brassica campestris L., 1st interval extending on base of 2nd interval and but is also common on flowering Cardaria draba L. prolonged nearly to apex of suture on inner margin (Desv.) in Daghestan, Krasnodar and Stavropol Terr. of sutural interval. Lateral margins of elytra with one Note. In Baltic States and European Russia, a very row ofwider scales. Punctures in elytral striae bearing similar species C. gallorhenanus Solari is more inconspicuous hairs. Legs with medium-dense, nar­ common than C. obstrictus. It was recently found in row, greyish scales. Underside ofbody rather densely Primorskii Terr. - Partizansk, on cabbage, 9.vii.1992, clothed with white lanceolate scales, separated mostly 1 female (together with 1 specimen of Ceutorhynchus by less than own width and occasionally concealing rapaeGyll.),receivedfromF.!. Opanasenko, Novosibirsk, sides ofthorax; scales on apices ofmesepimera denser. for identification. It seems strange (and should sound Pygidium with fine grey hairs. proud for quarantine service) that no specimen of C. Body length in males 1.65-2.05mm, in females, gallorhenanus has so far been found among the 2.15-2.40mm. extensive material on C. obstrictus in the major American collections examined by the first author. It Closely related to C. cochleariae Gyll., but differs is still most probable to be introduced both there and, in the slightly more slender rostrum, slightly coarser apparently, to Korea. punctation of pronotum, broader elytra with more convex disc, more angularly rounded sides, and always noticeably convex intervals; slightly wider and Ceutorhynchus (Ceutorhynchus) robustus noticeably shorter legs with widened and outcurved Korotyaev, 1980 ~Ha~M1D1 apically fore tibia and distinctly asymmetrical tarsi, and presence of mucro on hind tibia in females in Distribution. Korea (South), Russia [eastern some populations, the latter character being unique European part S Urals, Chelyabinsk, Kashtak Forest, in Ceutorhynchus. From the two similar species of on Arabis pendula L., 5.vii.1998 (R.V. Filimonov), this group endemic to the Far East, C. dauricus Kor. 4 specimens, new record; Eastern Siberia and South and C. ussuricus Kor., differs in the simple claws and of the Far East], Mongolia. asymmetrical tarsi. Biological notes. Arabis pendula may be not the only host plant of this species; the insistent search on A. pendula in Tuva in 1979-1980 did not provide Ceutorhynchus (Ceutorhynchus) murzini any specimen of C. robustus, although it is known Korotyaev, 1994 g2'EtJ~'t:IM1D1 from the neighbouring territories of Altai and from Lake Baikal area. Distribution. Korea (North).

Ceutorhynchus (Ceutorhynchus) scepulerls Ceutorhynchus (Ceutorhynchus) nttidutus Gyllenhal, 1837 JH~JOI~~M1DI(t!~) (Plate Faust, 1887 ~~M1D1 1-3)

Distribution. Korea (North, Central, South), Russia Ceutorhynchus scapularis Gyllenhal, 1837, in (Primorskii Terr.). Schonherr, Gen. Sp. Cure. 4(1): 555 (TL: Europe). Biological notes. Common on Cardamine ?leucantha (Tausch.) O.E. Schulz. in wet" mostly Diagnosis. 2.1-2.7mm. From other Korean species shaded forest habitats in Korea. with bluish elytra differs in the well-developed lateral stripes of white or yellowish lanceolate scales on pronotum; from C. difJusus differs also in the finely dentate middle and hind femora and dense scaling of 150 J. Asia-Pacific Entomol. Vol. 7 (2004)

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A B C Fig. 2. Calosirus? oxystoma Korotyaev, sp. n. A: dorsal view of rostrum (left: female: right: male), B: lateral view of rostrum(female), C: male genitalia. mesepimera, and from C. nitidulus and C. murzini, Ceutorhynchus (Heorhynchus) ibuklsnus in the simple claws. (Hustache, 1916) ~~PHt:l1TD1 Material examined. 1 male, Seoul Huigyeong­ dong, 19.v.1969 (S.S. Song) (NIAST). Distribution. Korea (Central, South, Jeju I.), Japan Distribution. Korea (new record: Central), Russian (Honshu, Shikoku, Kyushu). Far East from Magadan Provo in the North to Biological notes. This species is a pest of Primorskii Terr. in the South, Siberia, Europe. cruciferous plants (Brassica campestris, Raphanus Biological notes. In Europe, reported from Rorippa sativus etc.) in Japan (Morimoto, 1957). In Korea, amphibia L. and R. islandica Oed.; in Magadan Prov., it is very common in May on ?Nasturtium sp., probably on one of the two species of Rorippa Lepidium ?apetalum Willd., ?Dentaria sp. in the cities recorded from the area, R. palustris (L.) Besser or and at forest margins. R. barbareifolia (DC) Kitagawa, or on both. Genus Ca/osirus Thomson, 1859 Skand. Col. I: 140 (Type species Rhynchaenus Ceutorhynchus (Ceutorhynchus) sinicus (VOSS, apicalis Gyllenhal, 1827). 1958) W}.~IS~ITDI Distribution. Palaearctic.

Distribution. Korea(Central,South),China(Kuatun); [Ca/osirus? oxystoma Korotyaev, sp.n.] (Figs. 2) Japan (new record: Honshu, 1 female, Toyama Pref., Kurobe-shi, Higashi-Fuse, Kasayaburi, 23.iv.1992 Holotype. Male, ?China, 8.v.1919 (ex coll. E. (D.G. Furth and K. Suzuki) (ZIN; exchange from C.W. Licent) (MNHN). 0' Brien coll.); 10 exs., Nakagawa: Inasa-gun, Paratype. Female, as holotype, but with 27.iii.1936 (Y. Saytoh) (Bishop Mus.; ZIN)). handwritten «814» in pencil, «+», and «Ceuth. Biological notes. All Korean specimens were chinensis m». (A. Hustache' s writing), and printed collected sweeping Cardamine ?jlexuosa With. near in red «type» (ZIN). small streams and along bushes at roadside. Notes. Holotype from Museum A. Koenig, Bonn, Male. Rostrum 1.36 times as long as pronotum, has been examined. rather strongly and almost evenly curved, parallel­ sided in basal part and moderately narrowing in apical half; 0.7 times as wide at apex as at base. Basal part Ceutorhynchus (Ceutorhynchus) ussuricus of rostrum 0.6 times as wide as fore femur and 0.7 Korotyaev, 1997 cr"i"i!ISf:tllTDl times as wide as fore tibia. At apex, rostrum 0.5 times as wide as fore tibia. Surface coarsely rugosely punctate Distribution. Korea (Central), Russia (Khabarovsk almost throughout, with 3 irregular fold-shaped carinae and Primorskii Terr.). in middle third of length. Antennae inserted at the middle ofrostrum. Scape moderately swollen in apical Subgenus Heorhynchus Korotyaev, 1999 0.35. Funicle 6-segmented, 2nd segment about as long as 1st, 3rd some 3/4 as long as 2nd, 4-6th progressively A revised list of the weevil subfamily Ceutorhynchinae 151 becoming shorter, 6th about as long as wide. Club erately convex, more strongly so along apex. Aedeagus clearly separated from funicle, medium-long, spindle­ as in Fig. 2. shaped, with somewhat separated basal segment. Body black; antennae rufous with infuscate apex Pubescence offunicle short, weakly raised. Eyes small, of funicle and the club; mouthparts and tarsi dark rounded-triangular, moderately convex. Frons flat, brown. Rostrum with sparse, very short, recumbent strongly widening posteriorly. Entire head capsule dark hairs; frons with longer, semi-erect, hair-like, densely and coarsely punctate. reclinate white and brown scales. Pronotum and elytra Pronotum 1.4 times as wide as long, moderately looking black, sparsely clothed with subrecumbent rounded on sides, weakly narrowing basally and hair-like brown scales. Pronotum with 3 stripes of strongly narrowing in apical half to the moderately narrow-lanceolate white scales. Elytra with wider and deep apical constriction. Base bisinuate, noticeably longer narrow-lanceolate white scales forming diffuse produced posteriorly in the middle. Apical margin T-shaped scutellar spot and sparsely scattered over weakly raised, slightly produced over head and very disc; shorter lanceolate scales arranged in sparse row shallowly emarginate in the middle. Disc weakly along suture. Legs moderately densely covered with convex, with very shallow median sulcus obsolete in recumbent hair-like, mostly white, scales. Underside the center and somewhat deepened and widened at rather densely clothed with white, more or less base. Lateral tubercles very small but sharp, distant broad-lanceolate scales, the latter condensed in from the sides outline. Punctation deep and dense; contrasting spot on apical part of mesepimera. punctures medium-sized, often angular; interstices Body length 2.4mm. narrow, flat, moderately shining, finelymicroreticulate. Female. Rostrum 1.43 times as long as pronotum, Scutellum minute. parallel-sided in basal part, gradually narrowing distal Elytra 1.13 times as long as wide, 1.52 times as to antennal insertion to a tubular, shining, impunctate wide as pronotum. Humeral prominences well apical part 0.6 times as wide as base and almost twice developed; sides noticeably rounded and slightly as long as wide. Dorsal surface of rostrum rugosely converging from base to middle, therefrom more punctate or striolate-punctate, no trace of carinae strongly converging and less rounded in apical half. present. Antennae inserted at 0.45 length of rostrum Preapical prominences distinct but not very con­ from apex. Fore tibia obsoletely outcurved apically. spicuous, not muricate. Disc rather strongly convex, All tibiae lacking mucro. Pygidium not swollen along most strongly so in the middle, somewhat flattened apical margin, but slightly raised along midline. Anal along suture in basal half, and obsoletely flattened ventrite not foveate. along apical declivity. Striae rather broad and deep, Body length 2.3mm. with closely spaced elongate punctures. Intervals about 1.5 times as wide as striae, moderately convex, Affinities of this species are obscure. The unusual weekly shining, irregularly microgranulate. shape of the rostrum easily differentiates it from all Femora unarmed, slender, weakly swollen in apical known species of Ceutorhynchus and Calosirus. The part; hind femur not conspicuously wider than middle rather coarse, rugose sculpture ofrostrum; small head one. Tibiae rather gradually widening apically; fore with non-depressed frons; short tibiae strongly tibia slightly outcurved and dilated at apex. Apical widening apically, with very small mucro on middle comb on fore tibia formed by fine, very dense setae; and hind pairs; proportions of the tarsi, and vestiture apex roundly beveled outward, but comb not relate this species to Calosirus, especially to C. expanding on outer surface of tibia. Fore tibia non­ terminatus Herbst, but the aedeagus in C. oxystoma mucronate; middle tibia with medium-sized mucro is sharply different. So, as host plants, both crucifers pointed medially almost perpendicularly to tibia axis. and umbells may be expected, but some other group Mucro on hind tibia much shorter than that on middle of hosts is not unlikely to be exploited by this species. tibia, pointed obliquely backward. Tarsi medium-long, l st segment about 1.5 times as long as wide, 2nd segment about as long as wide, 3rd segment noticeably Calosirus? kwoni Korotyaev et Hong, sp, n. longer than, and almost twice as wide as 2nd segment, AIi!It.~I;1DI(~~n (Figs. 3, Plate 1-4) but its lobes noticeably narrower than the latter. Claw-segment slender, weakly widening apically, by Holotype. Female, Korea, Gyeongnam Pr., Mt. about half its length extending from lobes of 3rd Jirisan, 27.v.1976 (YJ. Kwon) (NIAST). segment. Claws rather short, simple. Posterior half of metasternum, 1st ventrite, and basal 2/3 of2nd ventrite Female. Very similar to C. oxystoma Korotyaev, rather deeply depressed in middle part. Anal ventrite sp. n., from China, differing as follows. Rostrum 1.51 with moderately deep round fovea over its entire times as long as pronotum, almost evenly narrowing length. Pygidium moderately transverse, matte, mod- from base to apex where it is 0.7 times as wide as 152 J. Asia-Pacific Entomol. Vol. 7 (2004)

A B c Fig. 3. Calosirus? kwoni Korotyaev et Hong, sp. n. ~ A: dorsal view of body, B: lateral view of body, C: dorsal view of rostrum and antenna. at base; in lateral view, weakly tapering apically, convex apical combs; in male, all tibiae with large slightly swollen dorsally at base. Sculpture finer than mucro. in C. oxystoma; dorsum with indistinct wide median Material examined. 1 female, Ryanggang Prov., carina in basal half, with shorter and sharper lateral Paekdu-san-milyong, 1500m, No. 1353, 27.vi.1988 carinae before middle; rugosely punctate in between (0. Merkl, Gy. Szel) (HNHM). and at sides. Apical half of rostrum shining, finely Distribution. Korea (new record: North), Japan striolate-punctate distal to antennal insertion and (Hokkaido, Honshu, Shikoku), South of the Russian obsoletely punctate at apex. Antennae inserted at 0.45 Far East. length of rostrum from apex. Funicle slightly shorter than in C. oxystoma, 4th segment longer than wide, Genus Microplontus Wagner, 1944 5th as long as wide, 6th slightly transverse. Elytral Koleopterol. Rundsch. 29(406): 134 (Type species striae broader and deeper, with more closely arranged Ceutorhynchus campestris Gyllenhal, 1837). punctures. Intervals more strongly convex, slightly Distribution. Palaearctic. narrower than in C. oxystoma, about 1.5 times as wide Notes. The genus comprises over 20 Western as striae, shining, with fine granules arranged mostly Palaearctic species associated with Asteraceae; by in more or less regular row. now, only Trans-Palaearctic M triangulum Boh. and Body length 2.1mm. endemic M egorovi Korotyaev, 1980 have been known from the Far East. The latter species was only Genus Hadroplontus Thomson, 1859 recorded from the South of the Russian Far East and .Skand. Col. I: 140 (Type species Curculio litura is herein reported from China for the first time. Both Fabricius, 1775). of these species and the new species from Russia described below are most likely to occur in Korea. Distribution. Palaearctic. [Microplontus egorovi (Korotyaev, 1980)] (Fig. 4) Ceutorhynchus (Microplontus) egorovi Korotyaev, Hadroplonfus ancora (Roelofs, 1875) 1980, Nasekomye Mongolii 7: 227 (TL: Russia ~~"~fTDl(t.!~n (Plate 1-5) Primorskii Terr.).

Ceuthorrhynchus ancora Roelofs, 1875, Ann. Soc. Material examined. N China: 1 female, "Heilungkiang, Ent. Belg. 18: 177 (TL: Japan). Eclungshan (?), 29.v.1966(P.M. Hammond)" (BMNH). Distribution. N China (new record), South of the Diagnosis. Rather large-sized, 2.9-3.5mm long, Russian Far East. with contrasting white pattern on black background of elytra consisting of cruciform scutellar spot; short, [Microplontus amurensis Korotyaev, sp. n.] (Figs. oblique narrow bands before middle, and white scales 5, Plate 1-6) in apical part. Claws simple; fore tibia with short, A revised list of the weevil subfamily Ceutorhynchinae 153

A B

Fig. 4. Microplontus egorovi Fig. 5. Microplontus amurensis Korotyaev, sp. n t (Korotyaev, 1980) Of-. A: dorsal view of body, B: genitalia.

Holotype. Male, Russia, southwestern Khabarovsk part. Apical edge weakly raised, with thinned glabrous Terr., Dichun Vill., Amur River downstream Radde margination slightly protruding over head and Station, 13.vi.l980 (V.V. Belov) (ZIN). emarginated in middle. Disc weakly convex, with ob­ tuse, medium-sized lateral tubercles; entire, moder­ Male. Rostrum 1.33times as long as pronotum, 5.71 ately deep, narrow median sulcus deepened and times as long as wide, 0.7 times as wide as fore femur, widened at base, and well-pronounced apical con­ strongly and evenly curved, subparallel-sided, slightly striction. Oblique depressions running from about compressed in basal part, widened at antennal half-way between lateral tubercles to prescutellar insertion, and flattened dorso-ventrally in apical part. fovea toward apical constriction on sides. Middle part All rostrum except for short apical part matte, uni­ ofdisc limited by oblique depressions slightly swollen. formly densely, rugosely, but not very coarsely Surface matte, very densely and rather finely punctate. punctate, without median carina. Antennae inserted Ocular lobes large, wide, rounded. Scutellum small at 0.38 length ofrostrum from apex. Scape moderately but well visible, elongate, convex, glabrous. Basal swollen in apical third. Funicle moderately long, margin slightly raised along entire length, densely very noticeably widening apically. 2nd segment of funicle finely striate. as long and half as wide as 1st, 3rd segment 2/3 as Elytra 1.65 times as wide as pronotum, 1.06 times long as 2nd, twice as long as wide; 4-7th segments as long as wide, with strongly prominent humeri, gradually becoming shorter, 7th segment about as long subparallel-sided in basal halfand moderately strongly as wide. Club short spindle-shaped, obconical at base narrowing in apical half. Apical prominences obtuse­ and sharply conical in apical 0.4. Pubescence of angular, well pronounced, entire, with slightly oblique funicle fine, light, moderately long, semi-erect. Eyes posterior margin, irregularly covered with fine, not irregularly-quadrangular, medium-sized, weakly convex, very conspicuous granules. Disc moderately convex, their lower part somewhat flattened. Frons shallowly deepest in middle; basal 2/5 and apical third slightly depressed, moderately widening posteriorly; frons and flattened, sides also somewhat flattened behind vertex densely rugosely punctate, with shining bottom middle. Basal margin somewhat more strongly of medium-sized punctures and matte narrow arcuately raised than basal margin of pronotum. Striae wrinkle-shaped intervals. Vertex with sharp median rather narrow and shallow. Intervals 2-2.5 times as carina along entire length. wide as striae, flat, except for weakly convex middle Pronotum 1.33 times as wide as long, very small part of sutural interval, densely and rather coarsely relative to elytra; base weakly angularly protruding punctate, matte. Lateral interval with fine granules posteriorly along most of length and more strongly concealed by scales even at apical prominences. arcuately attenuate near scutellum. Sides moderately Legs moderately long. All femora with small to rounded at base and obsoletely rounded in apical 2/3, medium-sized acute dent. Hind femur only slightly strongly and almost rectilinearly converging to mod­ wider than middle one. Tibiae rather wide, parallel­ erately deep apical constriction separating rather long sided, weakly, if at all widening apically; fore tibia 154 J. Asia-Pacific Entomol. Vol. 7 (2004) weakly outcurved apically, without mucro; middle and mostly with narrow parallel-sided white and brown hind tibiae straight, with rather large mucro. Mucro scales, dorsal surface of hind femur also with a few on middle tibia larger, more strongly curved, evenly lanceolate white scales. Pygidium with moderately narrowing to pointed apex; that on hind tibia shorter, dense semi-erect hair-like white scales and a few oval less curved, with somewhat beveled (probably ab­ white scales in dorsal comer. raded) apex. Tarsi moderately long; 1st segment Body length 2.8mm. slightly more than twice as long as wide, 2nd segment in hind tarsus about twice, in fore and middle tarsi This species sharply differs from all congeners in about 1.5 times as long as wide, 3rd segment shorter the very narrow pronotum with base protruding than, and 1.5 times as wide as 2nd. Claw-segment posteriorly in the middle (Fig. 5, compared with moderately widening apically, by 2/3 extending from Fig. 4 Microplontus egorovi) and median sulcus well­ lobes of 3rd segment. Claws moderately long; developed throughout entire length, but the elytral appendages somewhat longer than half of claws, pattern, structure and proportions of legs, and separate, converging apically. moderately pronounced asymmetry of the aedeagus Anal ventrite with shallow depression in median are typical of Microplontus. Until the host plant of third not conspicuously differing in scaling from rest this species is found it may be considered a of ventrite. Aedeagus with moderately asymmetrical representative of a separate Far Eastern lineage of apex (Fig. 5). the predominantly Western Palaearctic genus Body black; antennae and tarsi rufous. Dorsal Microplontus. surface with moderately dense vestiture composed from white or greyish and brown narrow parallel-sided Genus Reitter, 1916 subrecumbent scales and white oval and lanceolate scales. Vestiture in the single available specimen partly abraded and pattern is not quite clear. White Mogulones koreanus Korotyaev, 1994 scales forming 3 longitudinal lines on pronotum and EOIStltiMlOI T-shaped scutellar spot extending at base on 2nd interval and prolonged on 1st interval to middle of Distribution. Korea (North). elytra. Oblique band on elytra running from end of middle third of 4th interval to posterior slope of humeral prominences on 9th interval. White scales Mogulones? kwoni Korotyaev et Hong, sp, n. also covering apical slope of apical prominences of 1'~..ttHMIOI(~~) (Figs. 6, Plate 1-7) elytra. Patches of brown scales somewhat more strongly raised than white scales arranged as follows: Holotype. Female, Korea, Gyeongbuk Pr., Mt. behind middle of suture (about 1/6 length of latter); Palgongsan, 16.v.1976 (Y.I. Kwon) (NIAST). behind arms of scutellar spot on 2nd interval; at the beginning ofapical third of3rd interval; before middle Female. Rostrum 1.53 times as long as pronotum, of 4th interval; slightly behind base of 5th interval; slightly wider than dilated apical part of fore tibia before and behind white patches on 6-8th intervals, and 0.7 times as wide as fore femur; moderately and and at apical prominences. Underside moderately evenly curved, cylindrical, matte. Punctation of densely clothed with short-oval white scales, legs rostrum dense, rather fine, somewhat rugulose;

A B c Fig. 6. Mogulones? kwoni Korotyaev et Hong, sp. n ~ A: dorsal view of body, B: lateral view of body, C: dorsal view of rostrum and antenna. A revised list of the weevil subfamily Ceutorhynchinae 155 punctures more or less elongate. Obsolete median apically; middle and hind tibiae straight, also carina linear, scarcely discernible in basal half and somewhat dilated at apex. Spines in apical combs fine slightly before antennal insertion. Short apical part and very dense. Tarsi short, 3rd segment 1.5 times ofrostrum shining, more sparsely punctate. Antennae as wide as 2nd. Claw-segment slender, moderately inserted in the middle of rostrum. Scape slender at widening apically, by 2/3 extending beyond lobes of base, moderately swollen in apical third, without apical 3rd segment. Claws free, with short dent at base. projection. Funicle medium-thick, moderately Keels on prosternum before fore coxae very low, thickening apically. 2nd funicular segment slightly subequal in length to apical part of pronotum. Fore shorter than 1st, 3rd and 4th segments 2/3 as long coxae separated by width of antennal scape. Meso­ as 2nd, 5th segment noticeably shorter than 4th, and metasterna flat; distance between middle coxae scarcely longer than wide; 6th segment noticeably about halfcoxa diameter. Metasternum short; distance wider than 5th, as long as wide; 7th segment wider between middle and hind coxae slightly less than than 6th, weakly transverse. Pubescence of funicle half-diameter of middle coxa. l st ventrite flat, 2nd moderately long, semi-erect. Club short spindle­ one rather strongly declivous posteriorly except for shaped, with shining basal half. Eyes small, lateral comers; 3rd and 4th ventrites moderately rounded-triangular, moderately convex. Frons weakly convex longitudinally; 5th ventrite rather strongly convex in anterior part, and nearly flat posteriorly; sloping apically, somewhat flattened in middle third. strongly widening backwards, more coarsely punctate Pygidium moderately transverse, almost flat, matte, than rostrum. Vertex very finely carinate along its densely and finely punctate, neither sulcate nor entire length. carinate. Underside matte, with well-developed micro­ Pronotum 1.36 times as wide as long. Base shal­ reticulation on flat interspaces between rather coarse, lowly bisinuate, weakly produced posteriorly in the deep punctures. middle; basal margin not raised, overlapped by basal Body black; base of antennal scape rufous, funicle margin of elytra. Sides weakly rounded, moderately and tarsi dark brown. Head capsule and rostrum converging from slightly behind lateral tubercles to sparsely clothed with narrow, parallel-sided, re­ the moderately sharp apical constriction. Apical cumbent brown and white scales. Pronotum with wider margin slightly raised, shallowly emarginate in the and longer scales; pointed white scales arranged in middle, sparsely and very finely serrate lateral to ill-defined lateral and median stripes. Elytra with median emargination; postocular lobes large, occu­ sparse, mostly brown scales similar to those on head, pying halfofpronotum height (in lateral view). Lateral arranged in 3-4 rows on intervals, and with white tubercles well developed, rather sharp, but not pro­ pattern composed of larger lanceolate scales. Pattern jecting beyond outlines of pronotum. Disc moderately consists of oblique narrow band running from convex, much more steeply sloping to apical con­ scutellum to middle of 6th interval, where patch of striction than to base. Median sulcus obsolete in the white scales longest, and turning therefrom anteriorly center of disc, somewhat more distinct before apical to 9th interval immediately behind humeral promi­ constriction, moderately deepened in narrow fovea at nence. Indistinct transverse band present also below base. Punctation dense, rather deep; medium-sized middle of apical declivity, and contrasting white fascia somewhat angular punctures separated by flat, narrow, margins the area behind junction of 3rd-6th striae. matte, densely microreticulate intervals. Scutellum Femora somewhat more densely clothed with recum­ minute, punctiform. bent scales. Underside with sparse lanceolate white Elytra 1.6 times as wide as pronotum, as long as scales more or less extending from punctures; apices wide, strongly rounded, widest at the end of basal ofmesepimera with denser scales forming small spot. third. Humeral prominences well pronounced but Body length 2.4mm. rounded; preapical prominences obsolete. Disc strongly convex. Striae broad and deep. 1st stria Systematic position ofthe new species is uncertain. strongly incurved in basal 1/6; 2nd stria very shortly The strongly rounded and convex elytra with incurved at very base, 3rd-5th striae straight at base. completely rounded humeri, obsolete scutellum, short Intervals strongly convex, more or less uniform, metasternum, robust and rather coarsely sculptured somewhat wider than striae, matte, finely irregularly body, and short legs produce a very characteristic granulate. Granules on sides and near apices of elytra appearance ofa highly advanced wingless form. Still, slightly larger and arranged in a more or less regular the structure of rostrum and pronotum resembles that row. Granulation in the area ofpreapical prominences in Mogulones korean us from N Korea. The latter as elsewhere. species, although obviously apterous and also Legs short, rather stout. Femora not considerably possessing wide, strongly rounded and convex elytra, differing in width, all finely dentate. Tibiae wide; fore is otherwise a typical Mogulones. Examination ofthe tibia noticeably outcurved and roundly dilated outward secondary sexual characters of male and data on host 156 1. Asia-Pacific Entomol. Vol. 7 (2004) plant may probably help clarifying the affinities of tibia. this species. Material examined. N Korea, 1 male, Mt. Kum-gang san, Rkhaam, No. 352, sweeping grass, Genus Voss, 1958 1012.vii.1977 (Dely et Draskovits) (HNHM). Distribution. Korea (new record: Central), China [new record: 1 male, 1 female, Beijing, 15.iv. and Sirocalodes notatus (Brisout, 1883) 20.v.1989 (0. Majzlan) (ZIN); 2 specimens, Shensi, mMlItIlTDl Yenan, 26.vii.1966 (P. Hammond) (BMNH, ZIN)], Russia [southern Siberia (Tuva, Buryatia)]; Mongolia Distribution. Korea (Central), Russia (South of (south to Gobian Altai and Dzhinst Mts. in Eastern Siberia and the Far East), Eastern Mongolia. Bajan-Khongor Aimak). Biological notes. In southern Siberia, beetles are Biological notes. In Tuva and SW Mongolia, common on Corydalis sibirica (L. fil.) Pers. together beetles occur on Panzeria lanata Bge. (Lamiaceae). with Sirocalodes marshakovi Korotyaev, 1980, which About hundred specimens (together with Thamiocolus also occurs in Primorskii Terr. and may probably be gobicola Korotyaev, 1980) were taken from this plant found in Korea. in southern Tuva on the 30th of July 1980 by B.A. Korotyaev on a steppe terrace of the Erzin River, at an elevation of about 1000m. In Bajan-Khongor Sirocalodes umbrinus (Hustache, 1916) Aimak, Mongolia, the species was collected on 28.vii. tt~1TD1 and 20.viii.1981 at the altitude of 1800m on a gentle detritus slope, also together with Th. gobicola. In Gobi Distribution. Korea (South), Japan (Honshu, Altai Aimak, the species was found at the altitude Kyushu), Russia (Sakhalin). of 2500m 25km SW of Tugreg 19.vi.1981 (G.S. Biological notes. Korean specimens were taken Medvedev, 1 female). from Corydalis ?speciosa Maximowicz in the mountains at the elevation of about 300-400m, at Genus Glocianus Reitter, 1916 roadsides and rice-field margins. Fauna Germanica 5: 104 (Type species Curculio Genus Thamiocolus Thomson, 1859 marginatus Paykull, 1792 (non Fabricius, 1775) = Skand. Col. I: 140 (Type species Rhynchaenus Ceutorhynchus distinctus Ch. Brisout, 1870). viduatus Gyllenhal, 1813). Distribution. Palaearctic; introduced in North Distribution. Palaearctic. America. Notes. Although represented by most species in the Western Palaearctic, this genus has several species in Subgenus Glocianus Reitter, 1916 the Far East. Of these, Th. fausti (Bris.) is endemic ofthe area, and 3 widespread species are known from the South ofthe Russian Far East: Th. kraatzi (Brisout, Glocianus (Glocianus) fennicus (Faust, 1895) 1869); Th. virgatus (Gyllenhal, 1837) (Korotyaev, 2Jlili~~ITDI(tJ~) (Plate 1-9) 1980), and Th. nubeculosus (Gyllenhal, 1837) (new record). The record of Th. virgatus from Japan Ceuthorrhynchus fennicus Faust, 1895b, Stett. Ent. (Hustache, 1916) is based on misidentification of the Zeit. 55: 361 (replacement name for Ceuthorrhynchus specimen of Th. kraatzi in the Natural History gyllenhali Faust, 1895a, non C. nubeculosus var. Museum in London, examined by B.A. Korotyaev. gyllenhali Faust, 1890) (TL: Finland and Russia (Caucasus)).

Tttemtocotue kerzhneri Korotyaev, 1980 Diagnosis. Medium-sized, 2.4-2.9mm long, with ~~ITDI(tJ~) (Plate 1-8) densely punctate but not carinate, moderately curved rostrum, dark dorsal vestiture with pattern consisting Thamiocolus kerzhneri Korotyaev, 1980, Nasekomye only of subquadrate white or yellowish scutellar spot. Mongolii 7: 235 (TL: Russia Buryatia; Mongolia). Femora with small tooth; claws dentate; pygidium in both sexes with obsolete depression near apex, male Diagnosis. Medium-sized (2.4-2.9mm long), with anal ventrite with moderately deep transverse extensive white pattern on pronotum and elytra; claws depression lacking carinae at sides. dentate; legs rather short, femora swollen, with small Material examined. Korea, 25mi. N of Fune, tooth; fore tibia with shallowly concave apical combs 20.v.1911 (J.C. Thompson), 1 female (CAS); 1 occupying about one-third length of outer surface of femlae, GN, Yangsan Sanbuk, 22.iv.1999 (S.H. Lee) A revised list of the weevil subfamily Ceutorhynchinae 157

(NIAST). Biological notes. In Siberia, occurs on Alnaster Distribution. Korea (new record: South), South of fruticosus (Rupr.) Ledeb. the Russian Far East, Yakutia, Eastern Siberia, Mongolia, Central and Eastern Europe. Genus Trichocoeliodes Colonnelli, 1982 Biological notes. In Poland and in Tuva (southern Eastern Siberia) was found on Taraxacum officinale Wigg., but in Archangelsk Province, NW Russia, Trichocoeliodes excavatus (Hustache, 1916) occurs on Leontodon autumnalis L. t'L~~JTDI

Tribe Coeliodini Schultze, 1902 Distribution. Korea (South), Japan (Honshu, Shikoku, Kyushu). Genus Coeliodes Schonherr, 1837 Biological notes. Collected from flowers of chestnut (Castanea Sieb. et Zucc.) (Morimoto, 1994) We include Coeliodinus Dieckmann in Coeliodes and from young branches of Castanopsis cuspidate as a subgenus until the description and classification var. sieboldii (Makino) by net-sweeping in Japan of the extensive fauna of Coeliodini found in Japan (Yoshitake and Matoba, 2001). Revealing of the host (Morimoto, 1994). So far, the differences between plant confirms systematic position of the genus Coeliodes, Coeliodinus and Brevicoeliodes Korotyaev, Trichocoeliodes as a close relative of Coeliodes 1997 look fairly consistent with the subgeneric rank developing on a different genus of Fagaceae. of these taxa. It may be worth of mentioning here that C. rubicundus was recently collected by A.Yu. Genus Tapeinotus Schonherr, 1826 Isaev (Ulyanovsk) on Quercus robur L. in the middle Volga area, which may mean that the distinctions in the trophic specialization between the taxa in question Tapeinotus sellatus (Fabricius, 1794) are not fundamental. eM~JTDI

Subgenus Coeliodes Schonherr, 1837 Distribution. Korea (Central), NE China, South of the Russian Far East, Kazakhstan, Europe.

Coeliodes (Coeliodes) nakanoensis Hustache, Genus Reitter, 1913 1916 [[I~~ITDI Subgenus Zacladus Reitter, 1913 Distribution. Korea (Central), Japan (Honshu, Kyushu), Russia (Primorskii Terr.). Biological notes. Adults were found in Japan on Zacladus (Zacladus) geranii (Pavkull, 1800) Quercus dentata Thunb. (Morimoto, 1994). ]~Alff~JTDI

Distribution. Korea (North, South, Jeju I.); Coeliodes (Coeliodes) ztnovievt Korotyaev, Trans-Palaearctic. 1997 ~~.~JTDI Biological notes. Host plants are several species of Geranium. Distribution. Korea (South), Japan (Honshu, Shikoku), South of the Russian Far East. Subgenus Angarocladus Korotyaev, 1997 Biological notes. Adults were collected in Amurskaya Provo on Quercus mongolica Fisch. ex Ledeb. (Korotyaev, 1997). Zacladus (Angarocladus) radula (Hochhuth, 1851) 'it]HnAlff~1-TD1 Subgenus Coeliodinus Dieckmann, 1972 Distribution. Korea (Central, South), N China, Mongolia, Russia (Western and Eastern Siberia, Coeliodes (Coeliodinus) sibiricus Reitter, 1916 Yakutia, South of the Far East). AIHlIi!IO ffifltl JTD I Biological notes. In southern Siberia (Tuva), beetles are found on Geranium sibiricum L. in wooden Distribution. Korea (North); Eastern Siberia and and steppe areas. Russian Far East from Magadan Provo in the North to Primorskii Terr. in the South. Tribe Colonnelli, 1979 158 J. Asia-Pacific Entomol. Vol. 7 (2004)

Genus Augustinus Korotyaev, 1981 strongly convex, coarsely granulate. Disc strongly Entomol. Obozr. 60(1): 130 (Cyphosenus subgen.; convex in the middle, moderately depressed along type species Cyphosenus longipes Korotyaev, 1981). base and behind scutellum. Basal margin feebly Distribution. Korea, Japan, China, Vietnam. convex, not leveling basal margin of pronotum, but neither overhanging it. Striae well defined but shallow, moderately broad, sparsely punctate. Intervals flat, Augustinus koreanus Korotyaev et Hong, matte, with groups of very large acute prominences sp.n, !!Ii!1§~M1DI(t!~)(Figs. 7, Plate 1-10) and granules. 3rd interval with short and very high ridge in the middle bearing 9-11 acute setigerous Holotype. Male, Korea, JJ, Seongpanak, on granules along apex. 5th interval with moderately Physalis sp., 29.ix.2000 (KJ. Hong) (NIAST). elongate strong prominence near base, bearing 3 Paratypes. 7 males and 8 females, as holotype granules; one or two large verrucae present behind (NIAST; 6 paratypes, ZIN); 2 males, same locality prominence in basal half of interval, and one verruca as holotype, 5.ix.1998 (Y.J. Kwon) (KNU). immediately behind middle. 7th interval with small verruca near base medioposterior to anterior margin Male. Rostrum 1.10-1.15 times as long as ofhumeral callus on 8th interval, two larger verrucae pronotum, moderately and evenly curved, rather medial and/or medioposterior to humeral callus (one strongly narrowing at short distance to eye, of these sometimes bidentate), and another one, in subparallel-sided before antennal insertion and rather the middle of interval. Humeral callus more or less strongly widening thereafter. Apical part of rostrum evenly covered with 15-17 medium-sized granules; the scarcely narrower than fore femur, 1.25 times as wide rest of 8th interval with only 2 small granules, one as middle part of rostrum. Dorsal surface of rostrum before, the other behind the middle. 9th interval highly matte, with obliterated punctation; somewhat ridged ridged in basal half, with 5 or 6 somewhat rounded, along midline in basal part, but not distinctly carinate. more or less evenly spaced granules; 1 large verruca Basal 2/3 ofrostrum compressed, area at antennal base sometimes present slightly behind ridge, and 2 smaller more strongly so; apical third noticeably flattened. ones, near apex of the interval. Preapical prominence Antennae inserted in the middle of rostrum. Scape moderately swollen in apical 2/5; at apex, produced in very short obtuse lamelliform process. Eyes large, rounded triangular, moderately convex. Frons at anterior margin as wide as base ofrostrum, moderately widening posteriorly; moderately depressed, matte, rather finely and sparsely punctate in anterior part and more coarsely punctate posteriorly. Median carina almost keel-shaped at posterior margin of vertex, but reaching middle of frons as a line. Pronotum 1.19-1.29 times as wide as long, with sides nearly straight, weakly converging from base to the middle; thereafter, more strongly roundly A B narrowing to the moderately deep apical constriction. Base rather deeply angularly produced backward. Apical margin rather strongly raised and narrowly produced anteriorly, notched and acutely bidentate in the middle. Disc rather strongly convex, with two obtuse prominences separated by median sulcus, moderately deep on apical, and very shallow, on basal declivity. Each prominence with 2 or 3 irregularly spaced, more or less acute tubercles on anterior, lateral, and posterior slopes. Surface uneven, matte, shagreened, with moderately dense, shallow, medium-sized punctures. Sides without smooth shining areas below discal prominences. C D Elytra 1.1 times as wide as long; at shoulders, Fig. 7. Augustinus koreanus Korotyaev et Hong, sp. n. 1.72-1.77 times as wide as pronotum, widest imme­ A: dorsal view of body (female), B: dorsal view of diately behind shoulders, strongly narrowing to apex, rostrum and antenna (male), C: lateral view of rostrum slightly rounded on sides. Humeral prominences very (male), D: genitalia. A revised list of the weevil subfamily Ceutorhynchinae 159 on 48th intervals strong; 4th interval with 1 acute prothorax densely covered with white scales; the latter verruca, 5th interval much more strongly swollen than also condensed along sutures oflateral pieces ofmeso­ 6th, with 3 verrucae arranged in one row; 6th interval and metathorax and sparsely scattered over rest of with 2 verrucae ofvarying size. 7th interval with large underside. 2nd ventrite with loose group of lanceolate verruca anterior to rest of prominence and, occa­ white scales along posterior third of midline; 3rd and sionally, with smaller verruca close behind it. 1st 4th ventrites with a few white scales at sides, 5th interval with a row of medium-sized to rather large ventrite bearing scales along entire base except for verrucae in posterior 2/3. 2nd interval with 2 or 3 short median area. Pygidium sparsely clothed with verrucae medial to the prominence on 3rd interval. brownish and white hairs. Sutural interval of elytra Interval 2 + 10 with row of almost regularly spaced with a stripe of sparse semi-erect brown lanceolate small granules between sutural comer and middle of scales, occupying entire width of interval at its base 10th interval. and narrowing to a line along suture behind middle Legs long; femora moderately swollen, dentate; of elytra. A few white lanceolate scales also scattered hind femur 3.7 times as long as wide. Tibiae slender; along suture; granules and verrucae bearing mostly fore and middle tibiae moderately bent in basal part, brown setae. almost straight apically. Hind tibia noticeably curved Body length 3.37-4.25mm, width of elytra 2.65­ along its entire length. Mucro on middle tibia 2.95mm. medium-sized, pointed medially; that on hind tibia, 1.5 times as long, pointed almost posteriorly. 2nd The new species is apparently very closely related tarsal segment scarcely longer than wide. Appendages to A. sasakii (Chujo), the holotype of which we have oftarsal claws very long, their apices almost reaching had no opportunity to examine. As far as we can judge level of claw apices. from the detailed original description of A. sasakii, Rostral furrow ending at the level of hind margins A. korean us sp. n. differs in the moderately rather of middle coxae; sides of furrow abrupt, formed by than very strongly depressed frons; moderately convex middle coxae in posterior part. eyes; finer sculpture of rostrum which is neither 2nd ventrite convexly declivous to 3rd ventrite, carinate nor coarsely punctate; 2nd ventrite in male coarsely though sparsely punctate. 3rd and 4th lacking triangular medioposterior depression and ventrites impunctate medially, with 2 or 3 punctures bearing only a sparse group of scales in its place; the at sides only. Anal ventrite in apical half with large, depression on anal ventrite not triangular, but deep suboval depression densely covered with transverse-oval; pygidium moderately instead of subrecumbent to semi-erect white setiform scales and strongly narrowing apically, not distinctly ridged hairs. Bottom of depression flat, strongly beveled to along midline. straight margin of ventrite. Margins of depression swollen, more strongly so at the ventrite apex; in Biological notes. At Seongpanak, Jeju 1., adults dorsal view, visible as two rounded prominences were sittings and mating on underside of leaves of projecting beyond pygidium margin. Basal halfofanal Physalis sp. (Solanaceae) on the 29th of September, ventrite with shallow longitudinal sulcus reaching 2000. transverse apical depression. Pygidium moderately convex, folded along base and sides, swollen beneath Genus Sinauleutes Korotyaev, 1996 sutural angle of elytra, sparsely and rather finely punctate. Aedeagus as in Fig. 7. Body black; extremities of antennal scape and the Sinauleutes bigibbosus (Hustache, 1916) club rufous, rest of antennae dark brown. Tibiae very ~~~~I-TDI dark brown to black, with dark brown apices; tarsi bright rufous. Rostrum densely covered with Distribution. Korea (Central, South), Japan subrecumbent white narrow (setiform to lanceolate) (Honshu, Shikoku, Kyushu). scales, those at antennal insertion narrower and Taxonomic note. Placement of Phytobiomorphus sparser. Apical half of rostrum with longer, more alternans Voss, 1958 in synonymy to this species by strongly raised scales, sparse dorsally. Frons with Morimoto (1961; followed by Colonnelli, 1986) was sparse narrow white and brownish scales. Pronotum erroneous. The Chinese species clearly differs from sparsely clothed with inconspicuous brownish short S. bigibbosus, known only from Japan and Korea. semi-erect hair-like scales; subrecumbent white hair-like, subulate, and lanceolate scales arranged in Tribe Egriini Pajni et Kohli, 1982 diffuse median and lateral stripes; one more zigzag-shaped stripe of lanceolate white scales Genus Cyphosenus Schultze, 1899 running along middle of sides. Antecoxal area of 160 J. Asia-Pacific Entomol. Vol. 7 (2004)

Cyphosenus grouvellei Hustache, 1916 subparallel-sided, as wide as rostrum; in posterior half, OiJJll'i~~~1TD I weakly widening. Punctation dense, fine, concealed by scales. Distribution. Korea (North, Central, South), Japan Pronotum 1.34 times as wide as long, shortly (Honshu). widening from base, then strongly narrowing apically; sides nearly straight, apical constriction obsolete, disc Genus Ceutorhynchoides Colonnelli, 1979 with two rounded prominences in the middle separated Entomol. Basiliensia 4: 144 (Type species by shallow median sulcus moderately deepening and Ceutorhynchoides badius Colonnelli, 1979) widening at base. Anterior margin feebly raised, Distribution. South and Southeast Asia, southern roundly emarginate in the middle for the width of Far East (Korea, Japan, China). rostrum. Base weakly produced posteriorly in the Notes. In the key to Ceutorhynchinae genera ofthe middle; basal margin distinctly crenulate, feebly raised Far East (Egorov et al, 1996), a few characters shared against 2nd-6th elytral intervals in couple with basal by Ceutorhynchoides and Cyphosenus have been margin of elytra. Punctation dense, fine, uniform; reported. These are the more or less attenuate basally intervals between punctures narrow but flat, shining. antennal club, invisible or scarcely visible dorsally Scutellum drop-shaped, convex, covered with scales. mesepimera, and the raised and distinctly crenulate Scales on mesepimera and mesepimera themselves basal margins ofthe pronotum and elytra. Examination visible dorsally. of the material on several undescribed species of Elytra 1.54 times as wide as pronotum, 1.08 times Ceutorhynchoides from India makes its affinity with as long as wide; humeral prominences well developed, Cyphosenus and other Egriini more evident. It needs, sides in basal half parallel, in apical half, strongly of course, further analysis, but we suggest here new converging; preapical prominences moderately systematic placement of Ceutorhynchoides attributed convex, with 5th interval more prominent than the originally to Ceutorhynchini and transferred to rest and bearing a bunch of semi-erect brown scales. Coeliodini by Korotyaev (1981). Disc rather strongly convex, highest before middle, depressed along suture in basal 1/4. Striae moderately broad, rather shallow. Intervals flat, 2-2.5 times as Ceutorhynchoides koreanus Korotyaev et wide as striae, shining, with fine squamigerous Hong, sp, n. ~~~~~I:I~IlI(t!~) (Figs. 8, Plate punctures. 5th interval with small prominence near 1-11)

HoIotype. Male: Korea, Gangwon Pr., Mt. Obongsan, 12.v.1985 (YJ Kwon) (NIAST).

Male. Rostrum 1.45 times as long as pronotum, moderately and evenly curved, slender, subcylindrical, subparallel-sided, obsoletely narrowing between antennal insertion and slightly dilated apex, slightly wider than fore tibia and half as wide as fore femur. At base, rostrum separated from frons by shallow depression. Basal half of rostrum densely punctate, small elongate punctures more or less arranged in rows A B but forming no distinct sulci; median carina absent. Apical half of rostrum shining, sparsely and very finely punctate. Antennae inserted in the middle of rostrum, very slender. Scape fine, moderately thickening in apical third, with 4 long, hook-shaped curved apically setae arranged in one plane at apex, and a shorter seta below them. 2nd segment offunicle as long and half as wide as 1st; 3rd and 4th segments 2/3 as long as 2nd, 5-7th segments progressively becoming shorter, 6th one still noticeably, 7th slightly longer than wide. Club short spindle-shaped, twice C D as long as wide. Pubescence on funicle moderately Fig. 8. Ceutorhynchoides koreanus Korotyaev et Hong, sp. long, semi-erect. Eyes large, short-oval, moderately n. t A: dorsal view of body, B: dorsal view of rostrum and convex. Frons moderately depressed; in anterior half antenna, C: lateral view of rostrum, D: genitalia. A revised list of the weevil subfamily Ceutorhynchinae 161 base. following key. Legs rather short. Femora clavate, rather strongly S-curved, all armed with small but well-pronounced 1. Rostrum 1.53 times as long as pronotum, distinctly tooth. Hind femur not conspicuously wider than rest though finely carinate in basal half, finely striolate femora. Fore femur 3.5 times as long as wide. Tibiae before antennal insertion so that only short apical short, straight. Fore tibia slightly widening apically, area remaining shining, impunctate. Antennae non-mucronate; apical comb of short, fine, nearly inserted at 0.45 length of rostrum from apex. Apex hair-like setae slightly extending on outer side oftibia, of antennal scape with I long recurved seta and setae gradually becoming longer. Middle and hind a shorter seta below it. Frons evenly widening tibiae with sharp medium-sized mucro pointing posteriorly from anterior margin. Body slightly medio-posteriorly. On hind tibia, apical comb more elongate: pronotum 1.31 times as wide as long, extending on outer side of tibia for distance slightly elytra 1.18 times as long as wide, deepest in the greater than width oftibial apex. Tarsi medium-long; middle, slightly less convex and more gradually 1st segment of hind tarsus 1.5 times as long as wide, sloping posteriorly. Scutellum very narrow, keel­ 2nd segment as long as wide, 3rd as long and almost shaped, shining, bare. 3rd, 5th, and 7th intervals twice as wide as 2nd; claw-segment by more than of elytra with short spots of brown scales near 2/3 of its length extending beyond lobes of 3rd middle but not swollen under these spots; spot on segment, moderately widening apically. Claws rather 3rd interval situated before the one on 5th interval long, with long approximate appendages. Posterior and noticeably behind the most prominent part of half of mesosternum noticeably depressed between elytral disc. Legs longer and more slender; fore middle coxae; metasternum shallowly depressed along femur 4 times as long as wide. Fore tibia noticeably midline. Venter flat, all segments lying in one plane; outcurved apically. Mucro on middle and hind tibiae shining, rather densely and finely punctate; anal minute, no more than 1/5 length of tarsal claw. ventrite matte, more densely punctate, shallowly Scales on pronotum and elytra narrower, longer than depressed in the middle. Pygidium about twice as wide wide; on femora, no less than twice as long as wide, as long, matte, sparsely and finely punctate, flat along subrecumbent. Mesosternum flat. Aedeagus nar­ apices ofelytra and slightly convex elsewhere, deeply rower (Fig. 9). 2.5mm. Bhutan-C. badius Colonnelli sulcate longitudinally. Aedeagus as in Fig. 8. - Rostrum 1.45 times as long as pronotum, without Body mid-brown with darker antennal funicle and distinct median carina, striolate near middle; club. Dorsal side densely covered with subrecumbent smooth, finely punctate before antennal insertion. or recumbent (on pronotum) short rounded-triangular Antennae inserted in the middle of rostrum. Apex opalescent pinkish and pale brownish scales, with ofantennal scape bearing group of4 long setae with short spots of longer, semi-erect, dark brown scales, hook-shaped curved apices, arranged in one plane, forming distinct pattern. 2 pairs ofsmall spots situated and slightly shorter seta somewhat below these. on prominences of anterior margin of pronotum and Frons subparallel-sided in anterior half, weakly on anterior slope of discal prominences. Elytra with widening in posterior half. Body slightly shorter: basal band of spots on 3rd, 5th, 7th, and 9th intervals pronotum 1.34 times as wide as long, elytra 1.08 running from end of basal 1/5 of 3rd interval to top times as long as wide, deepest before middle, more ofhumeral prominences; angular middle band running convex and more steeply sloping posteriorly. back from 3rd to 5th interval and therefrom, Scutellum drop-shaped, widening basally, covered anterolaterally to middle of 9th interval; and a less with scales. 3rd, 5th, and 7th intervals ofelytra with distinct oblique apical band. Femora clothed with short swollen areas near middle bearing dark scales semi-erect narrower pale scales; tibiae, with still and arranged in oblique band; prominence on 3rd narrower and sparser scales. Lateral parts of thorax interval situated behind the one on 5th interval and densely covered with short scales, median part of just at the beginning of apical declivity of elytra. thorax and venter, with longer, more strongly raised Legs shorter and wider; fore femur 3.5 times as scales. Depression on anal ventrite with 2 pairs of long as wide. Fore tibia straight. Mucro on middle fine setae at sides. Pygidium with erect scales very and hind tibiae well developed, medium-sized, narrow along elytral apices, narrow-lanceolate in the about halfas long as tarsal claw. Scales on pronotum middle, and wider laneeolate along posterior margin and elytra wider than long; on femora, 1.5-2.0 times of pygidium. as long as broad, semi-erect. Posterior half of Body length 2.4mm. mesosternum shallowly depressed. Aedeagus wider (Fig. 8). 2.4mm. Korea (Central) The new species is very closely related to C badius ------C koreanus sp. n. Colonnelli, 1979 from Bhutan; the differences between these two species are presented in the Genus Cyphauleutes Korotyaev, 1992 162 J. Asia-Pacific Entomol. Vol. 7 (2004)

ABC Fig. 9. Ceutorhynchoides badius Colonnelli, 1979 t A: dorsal view of body, B: antenna, C: genitalia.

Cyphauleutes bifasciatus (VOSS, 1958) well-developed processes in the latter, presence of ~JTDI mucro on all tibiae in male (in H bertrandi, only Cyphauleutes alternanus (non Voss, 1958); Hong middle tibiae in male are mucronate), and more et al., 2000, Ins. Koreana ser. 5: 108. rounded and less flattened dorsally elytra with less distinct dark spot along suture in basal part. Distribution. Korea (Central, South), Japan Material examined. Female, #022964, Korea, (Kyushu), China (Kuatun). 12.vi.1991, intercepted by quarantine inspection in Anchorage, Alaska (National Museum of Natural Genus Phytobiomorphus Wagner, 1937 History, Washington, DC, U.S.A.). Distribution. Korea (?), Congo, tropical Africa.

Phytobiomorphus variegatus (Hustache, 1919) Tribe Mecysmoderini Wagner, 1938 At5!'....fTDl Genus Mecysmoderes Schonherr, 1837 Distribution. Korea (Central, South), China, Russia (South of the Far East: Primorskii Terr.). We follow the traditional concept ofMecysmoderes Biological notes. In Khasan, Primorskii Territory as a single genus instead of splitting it to several of Russia, adults were sitting, apparently feeding and genera suggested by Colonnelli (1992) because some mating on Lychnis sp. (Caryophyllaceae) on the 6th ofthem, as Colonnelli (I. c., p. 397) himselfhas noted, of June 2002. are not monophyletic. So, separation of one monophyletic (Colonnelli, 1992: 396) group (Mecysmoderes s. lato) Tribe Hypurini Schultze, 1902 into 5 genera of which at least 2, Mecysmoderes s. str. and Coeliosomus Motschulsky, and most probably Genus Rey, 1882 also Xenysmoderes Colonnelli, are polyphyletic, would not seem reasonable. The morphological and, pro­ bably, biological diversification ofthe Mecysmoderini Hypurus bertrandi (Perris, 1852) ~t1leWti\TD1 are, indeed, much wider than in any known genus of the Ceutorhynchinae. Still, as the group is most Distribution. Korea (Jeju I.), Japan (Honshu, likely a monophyletic one and has a range usual for Kyushu, Ryukyu),N America (California), Puerto the genus-group taxa being subendemic to the Oriental Rico, Hawaii, several countries of tropical Africa Region and southeastern Palaearctic, with only a few (introduced); native, apparently, of SW Europe and species occurring in Australia, we think that main­ Iraq. tenance of the generic rank for Mecysmoderes would Biological notes. Adults were found in Japan on hardly meet any principal theoretical objections and Portulaca spp. (Morimoto, 1960). would greatly advantage current taxonomic and nomenclatural practice.

Hypurus aequatorialis (Hustache, 1934) Subgenus Coelioderes Korotyaev, subgen. n. Type species Mecysmoderes nigrinus Hong et Woo, Diagnosis. Very similar to H bertrandi but differs 1999. in the rounded sutural angles of elytra produced in A revised list of the weevil subfamily Ceutorhynchinae 163

Rostrum slightly (in male) to considerably (in (Ericaceae). female) longer than pronotum, about as wide as fore femur and almost 1.5 times as wide as fore tibia, The new subgenus differs from Mecysmoderes s. moderately and evenly curved, subcylindrical, matte str. and Coeliosomus Motschulsky in the combination or weakly shining, with more or less dense, moderately of primitive characters as follows: rostrum broader, coarse punctation and more or less distinct fine median moderately elongate, coarsely punctate; eyes smaller, carina. Antennae inserted near middle of rostrum in their diameter subequal to width of frons (twice as male, and slightly to noticeably proximal to the that in the two subgenera mentioned); frons as broad middle, in female. 1st to 3rd segments of antennal as base of rostrum; basal spine of pronotum shorter; funicle not conspicuously differing in length. Funicle legs longer, more slender, with less swollen hind rather short; club oblong-obovate. Pubescence on femur. From Mecysmoderes s. str. the new subgenus funicle short, recumbent or weakly raised. Eyes additionally differs in dentate tarsal claws (M medium-sized, their diameter slightly exceeding width euglyptus Gyllenhal, type species of Mecysmoderes, of frons. is the only species with simple claws) and unarmed Pronotum moderately transverse, with well­ femora. Additional differences of the new subgenus developed apical constriction and moderately rounded from Coeliosomus are the deeply sulcate in anterior sides. Disc moderately convex, widely and deeply half pronotum lacking median carina and less sharply sulcate longitudinally in apical half. Basal spine short, defined rostral furrow on metasternum. 0.2-0.3 total length of pronotum and occupying In addition to the type species, the new subgenus 0.11-0.13 length of elytral suture measured from base includes several Far Eastern and East Asian species of Ist stria. Median carina not extending from thoracic mostly from southern temperate or subtropical spine onto pronotal disc. Pronotal sculpture mod­ regions: M fulvus Roelofs, 1875, M kuatunensis erately coarse, formed by dense punctation rather than Voss, 1958, M lesnei Hustache, 1917, and M reticulate, with rather deep punctures or small meshes. kerzhneri Korotyaev, 1994. Elytra somewhat longer than wide, deeply and broadly striate. Intervals about as wide as striae, convex, with small rounded Or acute granules arranged Mecysmoderes (Coelioderes) nigrinus Hong in 1 (on narrower intervals) or 2-3 irregular rows. No et Woo, 1999 !8!~]~~1TD1 large prominences, granules, or verrucae present on elytra. Legs rather long and slender; femora unarmed, Distribution. Korea (Central, South), Japan or middle and hind femora with slight angulation on (Honshu, Kyushu). the swollen part. Hind femur 1.2-1.3 times as wide Biological notes. The species was collected on as middle one, 3.2-3.6 times as long as wide. Fore Rhododendron mucronulatum Turcz. Beetles were and middle tibiae straight, hind tibia weakly S-curved. sitting, apparently feeding and mating on young fruits Apical combs on tibiae short, convexly rounded or in early May. Adults were also found on young shallowly emarginated, with fine and dense spines. branches ofRh. obtusum var. kaempferi (Planch.) with Fore tibia in male unarmed, middle and, in most the flower buds in Japan (Yoshitake, 2000). species, hind tibia mucronate. Tarsi rather short and narrow, 1st tarsal segment no more than 1.5 times as long as wide, 3rd segment as long and ca. 1.7 times Mecysmoderes (?Coelioderes) koreanus Korotyaev as wide as 2nd. Claws short, weakly divergent; their et Hong, sp, n. !..~!8!~]I~i!i~~fTDl( t!~) length not exceeding apical width of claw-segment. (Figs. 10) Meso-and metasterna rather deeply depressed for reception of rostnnn, but sides of the depression gentle. Holotype. Female, Korea, Gyeongbuk Pr., Yecheon­ Depression prolonged on 1st ventrite. Aedeagus gun, Gamcheon-myeon, 7.ix.1980 (Y.J. Kwon) elongate, narrow, with apex produced in short truncate (NIAST). prominence. Body pale piceous brown to black. Elytral vestiture Female. Rostrum 1.83 times as long as pronotum, rather sparse. Pale (white or yellowish) uniform slender, weakly and evenly curved, moderately and scutellar spot on 1st interval sometimes prolonged on evenly flattened dorso-ventrally, parallel-sided except inner margin of interval throughout entire length of for slightly widened short apical part; at antennal elytra, or accompanied by more or less long transverse insertion, almost 1.5 times as wide as fore tibia and fasciae. 1.5 times as wide as thick, 0.67 times as wide as fore Body length 2-2.7mm. femur. Dorsal surface shining; basal part with low and wide flattened median carina not reaching antennal Host plants. Several species of Rhododendron insertion and accompanied by 2 rows oflarge, shallow 164 1. Asia-Pacific Entomol. Vol. 7 (2004)

depression. Intervals between cells tending to merge in irregular longitudinal carinae on either side of depression. Elytra 1.04 times as long as wide, weakly rounded, almost parallel-sided in basal half and strongly narrowing in apical half. Humeri beveled, moderately prominent. Disc moderately convex, narrowly depressed along suture beneath scutellar spot and somewhat flattened on sides; preapical prominences obtuse, well developed but not projecting beyond outline of elytra. Striae deep and broad, with rounded punctures separated by about own diameter. Intervals A B about as wide as striae, uniform, rather strongly Fig. 10. Mecysmoderes (?Coelioderes) korean us Korotyaev et convex; each, except 1st, with regular, or nearly Hong, sp. n. f A: dorsal view of body, B: lateral view of regular row ofsmall granules. Sutural interval on right rostrum. elytron twice as wide as that on left elytron, weakly convex, matte, shagreened in apical half. Legs moderately long, all femora finely dentate; punctures separated by narrow lateral carina on either dents on middle and hind femora of subequal size, side. Lateral carinae slightly extending to apical part dent on middle femur slightly larger and wider than of rostrum; the latter with sparse small elongate those on fore and hind femora. Hind femur not clavate, punctures. Antennae inserted at 0.42 length ofrostrum evenly widened in middle part, 3.0 times as long as from base. Scape slender, weakly swollen at apex and wide, 1.25 times as wide as middle femur. Tibiae produced in short rounded translucent process. 1st straight. Fore tibia short, 4.44 times as long as wide, segment of funicle about twice as long as wide, 0.70 times as long as fore femur, barely widened at oblong-oval; 2nd segment as long, and half as wide apex; setae of apical comb fine, short, extending on as 1st; 3rd segment 1.5 times as long as 2nd, 4th half outer margin of tibia for a distance equal to apical as long as 3rd, almost 2.5 times as long as wide; 5th width of tibia. Middle tibia slightly wider than fore segment 0.6 times as long as 4th, almost twice as tibia, not widened apically, 0.63 times as long as long as wide; 6th segment shorter than 5th and middle femur; apical comb comprising 0.3 length of somewhat longer than wide. Club oblong-obovate, tibia, shallowly concave, with long spines separated with basal segment glabrous, constituting about 2/3 by about own width. Hind tibia 0.75 times as long of club, and apical part 2-segmented, conical. Eyes as hind femur, 1.25 times as long as middle tibia, large, moderately convex, with subequal length and obsoletely narrowing in apical part due to straight width. Frons at anterior margin as wide as base of margin of apical comb bearing sparse setae separated rostrum, strongly widening posteriorly, shallowly by slightly more than their width. Tarsi moderately depressed; inner eye margins sharply raised. Surface long and wide; 1st segment in fore and middle tarsi of frons matte, with linear median carina and partly about twice, in hind tarsus, 1.5 times as long as wide; indistinct intervals between large, cell-like punctures. 2nd segment slightly longer than wide, 3rd segment Pronotum 1.37 times as wide as long; basal process as long and 1.7-1.8 times as wide as 2nd; claw­ comprising 0.15 length of elytral suture (measured segment moderately widening apically, by 0.6 of its from middle of base of l st elytral stria). Base of length extending from lobes of 3rd segment. Ventral pronotum moderately projecting posteriorly; sides surface ofclaw-segment with 1 pair oflong erect setae moderately rounded, subparallel in basal third and near apex. Claws short, their length approximately moderately convexly converging to rather deep apical equal to apical width of segment; wide, moderately constriction. Anterior margin barely raised, slightly divergent, with parallel, separated apically appendages produced anteriorly and rather narrowly rounded in in basal half. middle. Disc moderately and rather evenly convex, Fore coxae separated by about width of rostrum; somewhat more steeply sloping to base in median part; rostral channel deep, with steep walls; keels before median carina extending from basal process for about coxae long, with barely concave, almost straight one-third length of pronotum and turning to linear margin. Middle coxae separated by 1.2 width ofcoxa; interval between somewhat irregularly pentagonal posterior halfofmesosternum and metasternal process cells on disc. The latter large; ca. 12 cells may be with common moderately deep depression, sides of arranged along midline of pronotum. Apical half of the latter gentle. Venter convex; 1st and 2nd ventrites pronotal disc widely and deeply depressed along shallowly depressed along midline; 3rd and 4th midline, with punctiform fovea in middle of ventrites flattened in middle part, lying in one plane A revised list of the weevil subfamily Ceutorhynchinae 165 with 2nd ventrite. Anal ventrite evenly convex in angularly projecting in middle. cross-section. Pygidium 1.5 times as wide as long, Elytra 1.08 times as long as wide. Intervals matte; weakly convex, matte, with obsolete large punctures odd-numbered intervals slightly wider and more on densely shagreened background. All underside strongly convex than even-numbered ones, with 2 matte, rather densely covered with medium-sized irregular rows, even-numbered mostly with 1 row of shallow punctures, those on mesepimera superficial. small granules. Bottom of punctures and intervals densely Legs as in M koreanus sp. n. but hind tibia distinctly microreticulate. outcurved apically, with slightly widened apical part Body dark chestnut-brown with slightly darker and longer setae in apical comb. Claw-segment pronotum; rostrum paler brown, antennae uniformly shorter, by slightly more than halfits length extending very pale brown. Legs of the same colour as elytra. beyond lobes of 3rd segment. Vestiture sparse, mostly abraded in the single available Body black; scape and base of club of antennae specimen, probably very similar to that in M light brown, funicle and apical part ofclub dark brown. nipponicus Korotyaev sp. n. (see below). Pronotum Vestiture of dorsal surface sparse. Pronotum with lacking conspicuous pattern. Scutellar spot on elytra sparse white long, hair-like recumbent scales along velvety, dull dark brown, reaching close to middle sides, in apical longitudinal depression, and on of suture. Granules on intervals of elytra bearing thoracic spine. Dull dark brown velvety scutellar spot narrow parallel-sided brown and white scales, striae margined with white lanceolate (narrow at base of with less conspicuous setae. Punctures on underside spot) scales at ends. 8th interval of elytra with patch bearing white lanceolate or almost linear scales of 2 or 3 narrow-lanceolate white scales at level of forming no conspicuous pattern and slightly con­ end of scutellar spot. Underside with sparse narrow densed on apices of mesepimera. scales except for sides of pronotum bearing white Body length 2.5mm. lanceolate scales in middle of height; antero-dorsal comer and dorsal margin of mesepisterna and apices Placement of this species and the very closely of mesepimera densely covered with lanceolate related M nipponicus Korotyaev sp. n. in the subgenus yellowish scales; median part ofventer and entire anal Coelioderes is tentative. Although similar to M niger ventrite with denser lanceolate scales. Pygidium with and, especially, to M fulvus in a number ofcharacters, semi-erect short yellow hairs and a few narrow­ these two differ in the more slender rostrum, larger lanceolate scales. Legs sparsely clothed with recum­ punctures on pronotum forming a pronouncedly bent white or yellowish hair-like scales. reticulate sculpture, slightly longer thoracic spine, Body length 2.55mm. well-developed dark scutellar spot of elytra, and (M nipponicus) angularly produced in the middle anterior margin of pronotum. The unusual development of femoral dent in these two species which is smallest Discussion on hind femur also differentiates M koreanus and M nipponicus from all species of Coelioderes. All these Because of the quite incomplete knowledge of the characters imply a more derived nature ofthis species Korean fauna of Ceutorhynchinae, we will point to pair as compared to the rest of Coelioderes. discussing of the more or less reliable data. Of these, we would like to compare the diversity of the [Mecysmoderes (?Coelioderes) nipponicus Ceutorhynchinae in the similar kinds of habitats in Korotyaev, sp. n.] (Plate 1-12) Korea and Europe and to compare the fauna ofKorea with those of the neighbouring territories. Holotype. Female, Japan, Honshu, Iwate, Mt. Hyacinthe, 500m, sweep, 21.vi.l989 (M.J. Sharkey) (CMN). Comparison of the Ceutorhynchinae diversity in similar landscapes of Korea and Europe Female. Very closely related to M koreanus sp. n., but differs in the following characters. Rostrum Our collecting in May 2000, in the period of the shorter and thicker, less flattened dorso-ventrally, 1.52 maximum diversity ofadult Ceutorhynchinae in Korea times as long as pronotum, 1.18 times as wide as (Hong, 1998) has revealed about one-fourth of their middle part of fore tibia and 1.05 times as wide as diversity in a particular locality as compared to what thick, 0.57 times as wide as fore femur. Median carina is found in the Northwestern Caucasus, European in basal part of rostrum narrow, high, shining. Russia. Five hours of collecting in the foothill forest Pronotum 1.27 times as wide as long; thoracic spine areas in Korea in mid- and late May provided no more comprising 1/6 length ofelytral suture. Apical margin than 9 species of Ceutorhynchinae. Collections were 166 J. Asia-Pacific Entomol. Vol. 7 (2004) made along creeks, forest margins and under forest happens, only a few species are capable of surviving canopy. In the Northwestern Caucasus, near the inthe sharply impoverished communities, often gaining Adygean EnemVillage lOkm S of Krasnodar, 39 species high population densities. In Korea, it is a rice pest, of Ceutorhynchinae were collected by first of us on Lissorhoptrus oryzophilus Kuschel, the only weevil the 20th ofMay 1979 in similar types of habitats (but met by us in all excursions and usually in considerable in the plane). The sharp difference in the Ceutorhynchine numbers. Ceutorhynchus albosuturalis Roelofs is diversity may partly be due to the situation of the apparently second to this species in May, being found Adygean locality in the steppe zone, as the preference on many species ofcrucifers both in open and shaded of the open landscapes is characteristic of the habitats, and often being their only Ceutorhynchine Palaearctic Ceutorhynchinae in general. It is partic­ consumer in a particular habitat. It is not easy to find ularly true for the steppe: in the isolated site of steppe an area in Central or Southern Europe where anyone vegetation in the Northwestern Caucasus with a square species ofCeutorhynchus would be so overwhelmingly about 4 hectares some 250km East ofthe Enem ViII., predominant over the congeners. 39 species of Ceutorhynchinae were found, com­ A taxonomic evidence of the considerable impov­ prising 25 percent of the entire Rhynchophorous erishment of the Korean fauna is provided by a trend assemblage (153 species of 6 families) in the site curve showing the number of genera with a particular (Korotyaev, 2000). Yet the species diversity of number of species in the fauna. It gives 19 genera Ceutorhynchinae remains high enough in the boreal represented in Korea by 1 species (only 3 ofthe genera forest zone ofEurope. In the southern part ofthe zone, are monotypical), 8 genera with 2 species, 1 genus in the Bryansk Province, 25 species of Ceutorhynchinae with 3, 1 with 7, and 1 with 13 species. were collected in two excursions on the lith and 13th of June 1985 on steppefied slope to the Desna River near Kokino Vill. Some 6 hundred kilometers to the Comparison of the Korean fauna of the North, in the Naro-Fominsk District ofMoscow Prov­ Ceutorhynchinae with faunas of the ince, in the locality with predominance ofthe fir-tree neighbouring territories forest, 19 species of Ceutorhynchinae were collected by B.A. Korotyaev on the 3rd and 4th of June, 2000, Of the 58 species of Ceutorhynchinae known from which is one species more than we found together Korea, 36, or 62 percent, occur also in the South of for over 3 weeks before that in Korea. the Russian Far East. There are 49 other species known So, the first and preliminary estimates of the local from the latter area, most of which may well be found diversity of the Ceutorhynchinae in Korea in Korea. So, the two adjacent territories possess the provide figures much smaller than those found in the bulk of the common species supplemented by more southern boreal and subboreal forests and steppe in southern taxa in Korea, especially in the southern part Eastern Europe. The degree of the differences in the of the peninsula, and by more northern genera and species diversity (3 or 4 times) between the localities species, in Russia. Yet there are some differences both more or less similar in their environmental char­ at the species and generic levels between the faunas acteristics is approximately the same as the difference of the South of the Russian Far East (for which a in the species-richness of the entire regional faunas. historical name Ussuri Region will be applied herein) For example, 136 species of Ceutorhynchinae are and Korea. Some of the differences may be just known from Georgia, the Caucasus (Korotyaev et artifacts resulting from a very incomplete knowledge, Cholokava, 1989), which has a territory one-third as but some may be true and correspond to climatic large as that of Korea. differences between the regions. The predominance ofthe rice cultivating in Korean The differences concerning the presence or absence agriculture may probably be one of the reasons of ofparticular species in SE Russia and Korea are least the comparatively low diversity oftheCeutorhynchinae reliable unless they are due to the distribution of the (and other weevils) in the largest part of the territory host plants, which is not known for many species. ofthe country. Exploration ofthe flood-land and river It is, however, clear that a considerable number of valleys for rice fields unlike pasture and other forms the temperate and, especially, boreal species (or genera, of agriculture leaves no space for existence of many as, for example, Germar, phytophagous . In the Russian Far East, both Thomson, Wagner, Dietz, in the South (Egorov, 1976) and in the North Reitter, Prisistus Reitter, (Korotyaev, 1977), concentration ofthe weevil faunas Wagner, Microplontus Wagner, Schonherr) in the river valleys is very characteristic. This may occurring in SE Russia are unlikely to be found in be also true, at least to a considerable extent, for the Korea or may live only in its northernmost part (or Korean Peninsula, and cultivating of rice then in the highest mountains). On the other hand, many inevitably affects its fauna drastically. As it usually ofthe Southern Far Eastern and SEAsian genera known A revised list of the weevil subfamily Ceutorhynchinae 167 from Korea (Augustinus, Cyphosenus, Cyphauleutes, General arealogical characteristics of the Sinauleutes, Ceutorhynchoides, Trichocoeliodes, Korean Ceutorhynchinae fauna Scleropteroides) may probably be missing from the Ussuri fauna although they occur in North Korea. Some One ofthe characteristic features ofthe Korean fauna faunistic changes occur within the Korean Peninsula. is a comparatively small number ofwidespread ruderal For example, in North Korea Scleropterus rubi species. Of the 58 species, there are two pantropico­ Korotyaev associated with Rubus sachalinensis in SE subtropical species, Hypurus bertrandi and H. Russia was found, whereas in the southern part of aequatorialis, both apparently introduced; 2 evidently the country, Scleropteroides hypocrita is very common introduced European species, Ceutorhynchus obstrictus on Rubus, apparently substituting Scleropterus on and Rhinoncus perpendicularis (both introduced also Rubus in southern Korea (although two species of to North America); 1 Holarctic species, Phytobius Scleropterus related to S. rubi are known from Sichuan: leucogaster; 4 Trans-Palaearctic species, Amalus S. sinensis Korotyaev, 1992 and S. berezovskii scortillum, Zacladus geranii, Ceutorhynchus scapularis, Korotyaev, 1992). Another case of vicariance is that and Glocianus fennicus (A. scortillum and, probably, in the Ceutorhynchus subgenus Heorhynchus C. scapularis are introduced to North America); and Korotyaev. In southern Primorskii Territory, two 4 Amphipalaearctic species, Pelenomus quadricorniger, undescribed species are known, none of which has P. waltoni, Rhinoncus bosnicus, and Tapeinotus been found in Korea where C. (Heorhynchus) sellatus, widely distributed in the Western and ibukianus is common both in the North and South Southeastern Palaearctic but missing from central part of the country. It is characteristic of both cases of (Eastern Siberia and most of the continental China) the vicariance that the Korean fauna has species of the Palaearctic Region. 46 species, or 78 percent common with Japan but different from both the Ussuri of the fauna, have Eastern Palaearctic or narrower and Chinese ones; in the latter case, C. ibukianus is ranges of eastern types. The lack of records from S apparently vicar to the Chinese C. subcoeruleipennis Korea of the species developing on Urtica (Nedyus Voss, 1958. There are some other species known from quadrimaculatus L.) and Taraxacum officinale Korea and substituted by very closely related forms (Glocianus punctiger Gyll.) may be due to rare in China (Calosirus kwoni and C. oxystoma) or occurrence or absence of the host plants, but the Northern Himalayas (Ceutorhynchoides koreanus and absence of Rhinoncus pericarpius L., Rh. bruchoides C. badius). Some species are known from all the three Herbst, Rh. castor F. and several species of neighbouring countries, e.g., Ceutorhynchus sinicus, Ceutorhynchus developing on many genera ofcrucifers Cyphauleutes bifasciatus, Trichocoeliodes excavatus, and most likely capable of colonization of at least or from Japan and Korea (Mecysmoderes nigrinus, part of Korea may probably indicate a comparatively Scleropteroides hypocrita), but not from Russia. low degree of«contamination» ofthe indigenous fauna To summarize the data reported in this chapter, we by widespread invaders. would like to point out 1) a considerable degree of similarity of the Korean Acknowledgment We thank Dr. R.S. Anderson (Canadian fauna with that of the South of the Russian Far Museum of Nature, Ottawa), M.V.L. Barclay and Dr. C.H.C. East; Lyal (The Natural History Museum, London), Dr. D. Kavanaugh (California Academy of Sciences, San Francisco), 2) the absence of about 10 genera known from the Dr. O. Merkl (Hungarian Natural History Museum, Budapest), Ussuri fauna from Korea; these are mostly wide­ Dr. C.W. 0' Brien, Tallahassee, U.S.A; Dr. H. Perrin (Museum spread in the Palaearctic temperate or boreal genera; National d' Histoire Naturelle, Paris), Dr. G.A. Samuelson 3) the presence of 7 Southern Far Eastern (southern (Bishop Museum, Honolulu), and Dr. M. Schmitt (Museum temperate and subtropical) and tropical SE Asian A. Koenig, Bonn) for the loan and donation ofa part ofmaterial genera in Korea which (apparently) do not occur from the Far East and China and their kind help in the work with the collections of their responsibility during the visits north of the country; of the first author. And, we are grateful to Dr. M. Volkovitsh 4) the existence of 2 genera (Wagnerinus Korotyaev (Zoological Institute, Russian Academy of Sciences, St. and Scleropteroides Colonnelli) and a group of Petersburg) and Dr. D.P. Lyu (Central Post-Entry Quarantine species distributed in the temperate and subtropical Station, National Plant Quarantine Service, Suwon) for making Pacific (island and coastal) area with ranges not electronic images and Dr. YJ. Kwon (Kyungpook National considerably extending to continental Asia (not University, Daegu) for the loan of materials from Korea. The study of the first author was supported by the Russian known at present outside Japan, Korea, and South Foundation for Basis Research, grant No. 01-04-49641 and of the Russian Far East). No. 04-04-49109a and the study of the second author was supported by the postdoctoral fellowships program from Korea Science & Engineering Foundation (KOSEF). 168 J. Asia-Pacific Entomol. Vol. 7 (2004)

Hong, KJ. and B.A Korotyaev. 2002. On some species of Literature Cited Curculionidae (Coleoptera) from North Korea. Korean J. Appl. Entomol. 41: 151-169. .. Hustache, A. 1917. Synopsis des Ceutorrhynchini du Japan. Alonso-Zarazaga, M.A. and e.H.e. Lyal. 1999. A world Ann. Soc. Entomol. France 85: 107-144. catalogue of families and genera of Curculionoidea (In~ecta: Korotyaev, B.A 1977. Review of the fauna and ecology of Coleoptera) (excepting Scolytidae and Platypodidae), weevils (Coleoptera, Curculionidae) of the North-East of 315pp. Entomopraxis, Barcelona. .. . the USSR. Entomologicheskoye Obozreniye 56: 60-70. Caldara, R. and C.W. O' Brien. 1995. Curculionidae: aqu~tlc Korotyaev, B.A. 1980. Materials to. th~ knowledge ~f weevils of China (Coleoptera). In Water beetles of China, Ceutorhynchinae (Coleoptera, Curculionidae) ofMongolia Eds. M.A. Jach and L. Ji. 1: 389-408. and the USSR. Nasekomye Mongolii 7: 107-282. Chujo, M. 1959. Descriptions oftwo new species ofth.e g~nus Korotyaev, B.A. 1981. New and little-known weevil~ the Cyphosenus Schultze from Japan (Coleoptera:Curculionidae­ 0: subfamily Ceutorhynchinae (Coleoptera, Cur.cuhom.dae) Ceuthorrhynchinae). Trans. Shikoku Entomol. Soc. 6: from the Palearctic, Indo-Malayan, and Australian regions. 49-54. Entomologicheskoye Obozreniye 60: 126-159. . Chujo, M. and K. Morimoto. 1960. Curculionid-beetles from Korotyaev, B.A 1992. Material on the fauna of !he. weevil the Hachijo islands (1). Entomol. Rev. Jpn. 11: 3-6. subfamily Ceutorhynchinae (Coleoptera, Curculionidae) of Colonnelli, E. 1979. Ergebnisse der Bhutan-Expedition 1972 the Indo-Malayan region and southeastern parts of the des Naturhistorischen Museums in Basel. Coleoptera: Palaearctic region. Proc. ZooI. Inst. Russian Acad. Sci. Curculionidae: Subf. Ceutorhynchinae. Entomologica 245: 50-102. Basiliensia 4: 141-156. Korotyaev, B.A 1997. Review of the weevil genus Coeliodes Colonnelli, E. 1986. Note sistematiche e sinonimiche su alcuni Schoenh. (Coleoptera, Curculionidae) of the Far East. Ceutorhynchinae. Fragmenta Entomologica 18: 419-439. Entomologicheskoye Obozreniye 76: 613-630. Colonnelli, E. 1992. Notes on the Ceutorhynchin~e .tribe Korotyaev, B.A. 2000. On an unusually high diversity of Mecysmoderini Wagner, 1938 (Coleoptera, Curculionidae), Rhynchophorous beetles (Coleoptera, Curculionoidea) Entomologica Basiliensia 15: 395-422. in steppe communities of the Northern Caucasus. Dieckmann, L. and L. Behne. 1994.93. Familie: Curculionidae. Zoologicheskii Zhurnal 79: 242-246. pp. 259-298, in Die Kafer Mitteleuropas, Eds. G.A Lohse Korotyaev, B.A and A.O. Cholokava. 1989. A revie~ o~ the and W.H. Lucht. Bd. 14.3. Supplementbandmit Katalogteil. weevil subfamily Ceutorhynchinae (Coleoptera, Curculionidae) Krefeld, Goecke & Evers. ' ofthe fauna of Georgia. Entomologicheskoye Obozreniye Egorov, A.B. 1976. A review of the ~auna of weevils (0Ieoptera, 68: 154-177. Curculionidae) ofprimorye terntory. Entomologicheskoye Morimoto, K. 1957. Studies on Japanese species of the genus Obozreniye 55: 826-841. Ceuthorrhynchus injurious to the cruciferous plant~ (Col., Egorov, AB., V.V. Zherikhin and B.A. Ko~otyaev. 1996. 6. Curculionidae). Sci. Bull. Fac. AgI., Kyushu Univ, 16: . Key to the insects ofthe RUSSian Far East, Vol. 59-74. 3, Coleoptera, Pt. 3, Supplement. Vladivostok, Dal' nauka: Morimoto, K. 1960. New record of weevils in Japan. Kontyu 295-297, 447-468. 28: 183. Faust 1. 1895a. Beitrage zur Kenntnis der Kafer des Morimoto, K. 1961. Systematic and synonymic notes on Europaischen und Asiatischen Russland mit Einschlu.ss d~r Japanese Curculionidae. Kontyfi 29: 262-263. . Kusten des Kaspischen Meeres. Horae Societatis Morimoto, K. 1994. Curculionidae. pp. 269-345, in The Entomologicae Rossicae 29: 96-107. Coleoptera of Japan in color. Vol. IV.. 3rd ed., E?s. M. Faust, J. 1895b. Notizen tiber Russelkafer. Fortsetzung. Hayoshi, K. Morimoto and S. KImoto. Hoikusha Stettiner Entomologische Zeitung 55 (1894): 358361.. Publishing Co., Ltd. Hong, K.J. 1998. Taxonomic review .of. the ~ubfamIly Morimoto, K. and C.E. Lee. 1992. Curculionidae from Ch~ju Ceutorhynchinae (Coleoptera; Curculionidae) m K?rea. Island, Korea, with descriptions of three new species Thesis for the Degree of D. Ph. of Seoul National (Insecta, Coleoptera). Esakia 32: 1-18. University 150pp. Roelofs, W. 1875. Curculionides recueillis au Japon par M. Hong, K.J., AB. Egorov and B.A Korotyaev. 2000. Illustrated G. Lewis. Ann. Soc. Entom. Belg. 18: 149-193, pis. 1-3. catalogue of Curculionidae in Korea (Coleoptera). Insects Schonherr, C.J. 1837. Genera et species curculionidum, cum of Korea 5, 340pp. . synonymia hujus familiae. Vol. 4, Pt. 1. 600pp. Hong, KJ., AB. Egorov and Y.J. Kwon.. 1999a. Taxonomic Schonherr, C.J. 1843. Genera et species curculionidum, cum review of Korean Ceutorhynchinae (Coleoptera, synonymia hujus familiae. Vol. 7, Pt.2. 461pp. . . Curculionidae) 1. Subtribes Rhinoncina, Scleropterina, and Yoshitake, H. 2000. Discovery of Mecysmoderes nigrtnus Amalina. Insecta Koreana 16: 47-75. (Coleoptera, Curculionidae, Ceutorhynchinae) from Japan. Tax?n~mic Hong, K.J., AB. Egorov and K.S. Woo. 1999b. Elytra 28: 453-454. reviewof Korean Ceutorhynchinae (Coleoptera, Curculionidae) Yoshitake, H. and 1. Matoba. 2001. A biological note on II. Subtribes Coeliodina, Ceutorhynchina, Hypurina, Trichocoeliodes excavatus (Coleoptera, Curculionidae, Mecysmoderina, and Tribe Orobitini. Insecta Koreana 16: 163-195. Ceutorhynchinae). Jpn. J. Syst. Entomol. 7: 315-316. A revised list of the weevil subfamily Ceutorhynchinae 169

2 3 4

5 6 7 8

9 10 11 12

Plate I. 1. Pelenomus waltoni (Boheman, 1843); 2. Ceutorhynchus (Ceutorhynchus) japonicus Korotyaev sp. n.; 3. Ceutorhynchus (Ceutorhynchus) scapularis Gyllenhal, 1837; 4. Calosirus? kwoni Korotyaev et Hong, sp. n.; 5. Hadroplontus ancora (Roelofs, 1875); 6. Microplontus amurensis Korotyaev sp. n.; 7. Mogulones? kwoni Korotyaev et Hong, sp. n.; 8. Thamiocolus kerzhneri Korotyaev, 1980; 9. Glocianus (Glocianus)fennicus (Faust, 1895); 10. Augustinus koreanus Korotyaev et Hong, sp. n.; 11. Ceutorhynchoides koreanus Korotyaev et Hong, sp. n.; 12. Mecysmoderes (?Coelioderes) nipponicus Korotyaev sp. n. 本文献由“学霸图书馆-文献云下载”收集自网络，仅供学习交流使用。

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