Pygmy Grasshoppers (Orthoptera: Tetrigidae) of Vietnam: Genus

ZOOSYSTEMATICA ROSSICA, 26(1): 112–130 23 JUNE 2017

Pygmy grasshoppers (Orthoptera: Tetrigidae) of Vietnam: genus Hebarditettix Günther, 1938 Прыгунчики (Orthoptera: Tetrigidae) Вьетнама: род Hebarditettix Günther, 1938

S.YU. STOROZHENKO

С.Ю. СТОРОЖЕНКО

S.Yu. Storozhenko, Federal Scientific Center of the East Asia Terrestrial Biodiversity, Far Eastern Branch of the Russian Academy of Sciences, Vladivostok 690022, Russia. E-mail: [email protected]

Nine species of the genus Hebarditettix are found in Vietnam; H. chamensis sp. nov., H. fuscus sp. nov., H. gibbus sp. nov., H. intermedius sp. nov., H. magnus sp. nov., and H. oculatus sp. nov. are described from this country. A key to Vietnamese species of Hebarditettix is provided. Для Вьетнама приводятся девять видов рода Hebarditettix; описаны новые для науки H. chamensis sp. nov., H. fuscus sp. nov., H. gibbus sp. nov., H. intermedius sp. nov., H. magnus sp. nov. и H. oculatus sp. nov. Дана определительная таблица видов Hebarditettix фауны Вьетнама. Key words: pygmy grasshoppers, taxonomy, fauna, Vietnam, Orthoptera, Tetrigidae, Sceli- meninae, Hebarditettix, new species Ключевые слова: прыгунчики, таксономия, фауна, Вьетнам, Orthoptera, Tetrigidae, Sce- limeninae, Hebarditettix, новые виды

INTRODUCTION nally included type species, and Hancock’s B. armatus, B. triangularis, B. lobatus and Up to now 40 species in 26 genera and B. quadratus. Günther (1938) considered six subfamilies of pygmy grasshoppers Criotettix exsertus as a synonym of Eucrio- (Orthoptera: Tetrigidae) are known from tettix tricarinatus (Bolívar, 1887) and syn- Vietnam (Storozhenko, 2013, 2014; Kim onymized Systolotettix with Eucriotettix He- & Pham, 2014; Storozhenko, 2015; Sto- bard, 1930. Also he placed the rest species rozhenko & Pushkar, 2015; Storozhenko, of Hebard’s Systolotettix in the new genus 2016; Cigliano et al., 2017). Hebarditettix Günther, 1938 due to its well Hankock (1915) described three species developed prozonal and humero-apical ca- of the pygmy grasshoppers with the narrow rinae of pronotum and triangular fastigium vertex and the eyes more or less elevated of vertex, which is strongly attenuate and above the pronotum from India and Myan- anteriorly not truncate (Günther, 1938). mar in the genus Bolotettix Hancock, 1907 The refined diagnosis of Hebarditettix and (B. armatus Hancock, 1915, B. quadratus descriptions of Indian species were given by Hancock, 1915 and B. triangularis Hancock, Shishodia (1991). Recently, H. quadratus 1915), and transferred the Indian Criotet- was recorded from Nepal (Ingrisch, 2001); tix exsertus Bolívar, 1902 and Systolederus H. armatus and H. triangularis were found in lobatus Hancock, 1912 to Bolotettix. Later, South China (Liang & Zheng, 1998; Zheng, Hebard (1930) described the genus Systolo- 2005); H. brachynotus Deng et Zheng, 2013, tettix Hebard, 1930 (type species C. exsertus, H. dolichonota Zheng, 2008 and H. vallis by original designation). This genus origi- Zha et Wen, 2016 were described from this

© 2017 Zoological Institute, Russian Academy of Scienсes S.YU. STOROZHENKO. TETRIGIDAE OF VIETNAM: GENUS HEBARDITETTIX 113 country as new taxa (Zheng, 2008; Deng & while traditionally it is placed in the latter Zheng, 2013; Zha et al., 2016). In the lat- subfamily. In Hebarditettix the lower part ter paper, the redescription of Hebarditettix of the lateral lobes in dorsal view may be and a key to its species were also published. an obliquely truncate (typical for Metro- Thus, this genus has not been recorded from dorinae), angularly pointed (rare observed Vietnam until now. in Scelimeninae), or forming a long spine The present paper is based on the (typical for Scelimeninae). Hebarditettix is specimens collected in Vietnam by Rus- similar to the genera Bolotettix Hancock, sian entomologists S.A. Belokobylskij, 1907 and Eucriotettix Hebard, 1930 (sub- V.G. Bezborodov, I.S. Darevsky, D.N. Fe- family Scelimeninae), as well as to Sys- dorenko, A.V. Gorochov, L.K. Johansen and tolederus Bolívar, 1887 and Xistra Bolívar, N.L. Orlov in 1986–2014. All photographs 1887 (subfamily Metrodorinae), which were made using a Canon EOS D6 digital are characterized by the eyes consider- camera with EF 100 mm f/2.8L Macro IS ably elevated above the pronotum in lat- USM macro lens, Falcon Eyes Slk-2400S eral view (Gunther, 1938; Liang & Zheng, flash, and the Combine ZM imaging soft- 1998; Zheng, 2005). Hebarditettix differs ware. The morphological terminology fol- from the above-mentioned genera in the lows Storozhenko et al. (2015), except for strong transverse carinae of vertex which the detailed terminology of the carinae that reaching anteriorly the median carina and follows Devriese (1999). Length of body forming the triangular fastigium of vertex is measured from the frontal ridge to the (Figs 2, 3), while in the majority of Oriental apex of subgenital plate; all the other meas- genera of Tetrigidae the anterior margin of urements are standardized for Tetrigidae fastigium distinctly truncate. Hebarditettix (Tumbrinck, 2014) and given for the Viet- is similar to Xistra in the raised transverse namese specimens only. The holotypes and carinae of vertex which are usually visible paratypes of the new species are deposited above eyes in lateral view, but in the type in the Zoological Institute of the Russian species of latter genus, X. gogorzae Bolívar, Academy of Sciences, St Petersburg (ZIN). 1887 from Philippines, the vertex is an ex- tremely deeply excised in frontal view (see SYSTEMATICS Bolívar, 1887: Fig. 18a), while in Hebard- itettix the vertex with low excision (Fig. 1). Family TETRGIDAE Rambur, 1838 The genus Eucriotettix differs from Hebard- Subfamily SCELIMENINAE Bolívar, 1887 itettix in the widened vertex, the width of which is almost equal to the width of each Genus Hebarditettix Günther, 1938 eye in dorsal view (in the latter genus, this Hebarditettix Günther, 1938: 121 (key), 201 (de- vertex distinctly narrower than each eye). scription); Steinmann, 1970: 224; Shishodia, Hebarditettix is similar to Systolederus in 1991: 56; Blackith, 1992: 82; Yin et al., 1996: the narrow fastigium of vertex, but in the 873; Otte, 1997: 82; Liang & Zheng, 1998: 83, first genus, the vertex between the anterior 241; Zheng, 2005: 92, 452; Deng et al., 2007: margins of eyes is 1.4–2.4 as wide as the first 90, 410; Deng & Zheng, 2013: 546; Zha et al., antennal segment (in Systolederus, this ver- 2016: 5. tex is as wide as the first antennal segment). Type species Bolotettix quadratus Han- Hebarditettix is most closely related to Bo- cock, 1915, by original designation. lotettix but differs in the highly developed Differential diagnosis. The genus He- prozonal and humero-apical carinae (Figs barditettix occupies intermediate position 12–17), while in the type species of lat- between the subfamilies Metrodorinae and ter genus, Bolotettix validispinus Hancock, Scelimeninae due to variability in the shape 1907 from Borneo, these carinae are vesti- of lower part of its pronotal lateral lobes, gial (Hancock, 1907).

Composition. At the present time the ge- 8(9) One compound eye 1.2–1.3 times as wide nus consists of seven species distributed in as fastigium of vertex. Male subgenital plate Oriental region, namely H. armatus (Han- without apical excision (Fig. 9). Tarsal seg- cock, 1915) from Myanmar and China, ments light brown ...... H. magnus sp. nov. 9(8) One compound eye 1.6–1.8 times as wide as H. brachynotus Deng et Zheng, 2013 from fastigium of vertex. Apex of male subgenital China, H. dolichonota Zheng, 2008 from plate with excision (Fig. 10). Tarsal segments China, H. lobatus (Hancock, 1912) from whitish ...... H. chamensis sp. nov. India, H. quadratus (Hancock, 1915) from 10(1) Lower part of lateral lobes of pronotum India and Nepal, H. triangularis (Hancock, with spine (Fig. 16) or angularly pointed 1915) from India and China, and H. vallis (Fig. 17). Zha et Wen, 2016 from China. Nine species 11(12) Lower part of lateral lobes of pronotum of Hebarditettix are found in Vietnam, six of with short spine (Fig. 16). One compound which are new and described below. eye 1.6 times as wide as fastigium of vertex. Hind tibia brown ...... H. brachynotus Note. The species Systolederus lobatus 12(11) Lower part of lateral lobes of pronotum from West Bengal was placed in the genus angularly pointed (Fig. 17). One compound Bolotettix by Hancock (1915). Later it was eye 1.1–1.2 times as wide as fastigium of ver- transferred to Hebarditettix by Günther tex. Hind tibia black. (1938) and again returned to Bolotettix 13(14) Frontal ridge wide, its width near base without any comments by Blackith (1992). of antennae equal to width of first antennal This species is placed here in the genus He- segment; in lateral view, this ridge weakly ex- barditettix because it is similar to H. qua- cised between lateral ocelli (Fig. 6) ...... dratus. Moreover, Shishodia (1991) consid- ...... H. intermedius sp. nov. 14(13) Frontal ridge narrow, first antennal seg- ers that H. quadratus might be a synonym ment 1.2–1.6 times as wide as this ridge near of H. lobatus, as both taxa differ only in the base of antennae; in lateral view, this ridge length of their pronotum. with deep excision between lateral ocelli (Fig. 7). Key to Vietnamese species 15(16) Fore tibia shorter than mid tibia. Hind tibia 3.0–3.3 times as long as wide. Male 1(10) Lower part of lateral lobes of pronotum subgenital plate with shallow apical excision obliquely truncate (Figs 12–15). (Fig. 11) ...... H. triangularis 2(3) Fastigium of vertex as wide as one com- 16(15) Fore tibia as long as mid tibia. Hind tibia pound eye (Fig. 2). Hind tibia slender, 3.4– 3.4–3.7 times as long as wide. Male subgeni- 3.5 times as long as wide ...... H. quadratus tal plate with deep apical excision (Fig. 8) . . . 3(2) One compound eye 1.2–1.8 times as wide as ...... H. fuscus sp. nov. fastigium of vertex (Fig. 3). Hind tibia broad, 2.7–3.2 times as long as wide. 4(7) Posterior process of pronotum with large Hebarditettix quadratus (Hancock, 1915) tubercles (Fig. 13). (Figs 1, 2, 12) 5(6) Median carina of pronotum straight in pro- Bolotettix quadratus Hancock, 1915: 79 (holo- file (Fig. 4). One compound eye in male 1.6– type – female, India: West Bengal, Dajeeling 1.7 times, in female 1.5–1.6 times as wide as District, Singla). fastigium of vertex. Mid femur 1.7 times as Systolotettix quadratus Hebard, 1930: 580. wide as visible part of tegmen ...... Hebarditettix quadratus: Günther, 1938: 202; ...... H. oculatus sp. nov. Shishodia, 1991: 57, Pl. 11, figs. 4, 5; Blackith, 6(5) Median carina of pronotum raised before 1992: 82; Yin et al., 1996: 873; Otte, 1997: 82; shoulders (Fig. 5). One compound eye in Ingrisch, 2001: 148; Deng & Zheng, 2013: male 1.5 times, in female 1.3–1.4 times as 546; Tumbrinck, 2015: 283; Zha et al., 2016: 6. wide as fastigium of vertex. Mid femur 1.2– Xistrella dohrni: Steinmann, 1970: 229 (part.). 1.5 times as wide as visible part of tegmen ...... H. gibbus sp. nov. Material examined. Vietnam: 2 males, Quang 7(4) Posterior process of pronotum with indis- Binh Province, Phong Nha National Park, forest, tinct tubercles or smooth (Figs 14, 15). 3–19 July 2003, N.L. Orlov (ZIN).

Figs 1–11. Hebarditettix Günther. 1, 2, H. quadratus, male (1, head, frontal view; 2, head and anterior part of pronotum, dorsal view); 3, 4, H. oculatus sp. nov., female (3, head and anterior part of pronotum, dorsal view; 4, same, lateral view); 5, H. gibbus sp. nov., female head and anterior part of pronotum, lateral view; 6, H. intermedius sp. nov., male head and anterior part of pronotum, lateral view; 7, 8, H. fuscus sp. nov. (7, female head and anterior part of pronotum, lateral view; 8, male subgenital plate, ventral view); 9, H. magnus sp. nov., male subgenital plate, ventral view; 10, H. chamensis sp. nov., same; 11, H. triangularis, same. Scale bars: 1 mm.

Differential diagnosis. This species is of pronotum and vertex, as well as the color most similar to H. lobatus, but the latter of body, legs and wings in Vietnamese spec- species smaller (length in mm: pronotum of imens are almost the same as described by male 10–10.5, of female 11–14; hind femur Hancock (1915) and Shishodia (1991) for of male 5–5.2, of female 5.7–5.8). The shape H. quadratus, but the size is gentle larger

(length in mm for Indian specimens: pro- supraocular lobes present. Compound eyes notum of male 11–12.5, of female 13.5–14; considerably elevated above pronotum in hind femur of male 5.4–5.8, of female 6.2– lateral view. Lateral ocelli situated between 6.5). This species differs from H. armatus, lower thirds of these eyes. Frontal ridge in H. dolichonota and H. vallis in the lower lateral view broadly rounded between an- part of pronotal lateral lobes obliquely tennal sockets and distinctly excised below truncate (in the three latter congeners, the median ocellus; in frontal view, this ridge lateral lobes with spine). The differences of almost parallel-side between and below H. quadratus from Vietnamese congeners antennal sockets. First antennal segment are given in a key. 1.1–1.2 times as wide as frontal ridge near Measurements (length in mm, male). base of antennae. Pronotum in dorsal view Body 8.6–9.2; pronotum 10.6–10.7; anten- with almost straight anterior margin; poste- na 5.5; tegmen 0.4; fore femur 2.2–2.3; mid rior process of pronotum narrow, surpassing femur 2.4–2.5; hind femur 5.9–6.1. apex of hind femora by 1.0–1.1 mm. Disc of Distribution. India (West Bengal, Sik- pronotum with a pair of shallow impressions kim, Arunachar Pradesh), Nepal (Syak- situated behind shoulders (humeral angles); lung), Vietnam (new record). posterior process of pronotum with a few Note. Steinmann (1970) synonymized large tubercles; apex of this process weakly Hebarditettix guadratus with Xistrella dohni excised. Lateral sides of shoulders angularly Günther, 1939 by mistake, but Shishodia rounded in dorsal view. Median carina of (1991) resurrected H. guadratus. Here this pronotum in profile low and straight. Lat- species is firstly recorded from Vietnam eral carinae in prozona well defined; pro- where it is found in the Quang Binh Prov- zona transverse, 1.4–1.5 times as wide as ince situated along north-central coast of long. Humero-apical carinae distinct; inter- this country. humeral carinae weak. Hind margin of lateral lobes of pronotum with deep tegminal Hebarditettix oculatus Storozhenko, sinus; lower part of lateral lobe of pronotum sp. nov. in dorsal view forming obliquely truncate (Figs 3, 4, 13, 18–20) lobule. Tegmina narrowly ovate; visible part of tegmen 3.1–3.2 times as long as wide, and Holotype. Female; Vietnam: Ha Son Binh mid femur 1.7 times as wide as this tegminal Province, Da Bac, Tuly, 200 m, 16–23 October part. Hind wings reaching apex of posterior 1990, A.V. Gorochov (ZIN). Paratypes. Six males and 4 females, same process of pronotum. Fore and mid femur data as for holotype (ZIN); 1 female, same local- 4.2–4.3 times as long as wide; upper and ity, forest, 19 October 1990, S.A. Belokobylskij lower side of fore and mid femora straight. (ZIN). Hind femur 2.7–2.8 times as long as wide. Description. Female. Body medium-sized Upper side of hind tibia with 5 outer and for this genus. Antennae filiform, 15-seg- 4–5 inner teeth, with margins finely ser- mented, 1.6–1.7 times as long as fore femur; rated in basal part. First tarsal segment of middle segments (seventh–ninth) 6.5–8 hind leg as long as third one; ventral side of times as long as wide. Antennal sockets sit- first tarsal segment with three equal trian- uated between lower margins of eyes. One gular pads; third tarsal segment not swol- compound eye 1.5–1.6 times as wide as fas- len. Epiproct triangular, with pointed apex. tigium of vertex which 1.6–2 times as wide Subgenital plate 1.1–1.2 times as longs as as frontal ridge between antennal sockets; wide; posterior margin of plate near middle anterior margin of vertex slightly projected with angular posterior process. Cerci coni- before eyes; median carina of vertex reach- cal, with blunt apices, two times as long as ing middle of eyes; transverse carinae al- wide near cercal base. Valves of ovipositor most reaching anteriorly median carina; narrow, dentate; length of upper valve 4.3–

4.5 times as great as its maximum width; male 3.9–4.0, female 3.8–4.0; fore femur: length of lower valve 5.2–6 times as great as male 2.1–2.2, female 2.3–2.4; mid femur: its maximum width. male 2.3–2.4, female 2.5–2.6; hind femur: General colouration of body blackish male 5.8–5.9, female 6.5–6.6; ovipositor brown. Head blackish brown with black 1.4–1.5. postocular bands; antennae brown with Distribution. Northern Vietnam (central light rings near apical parts of third–tenth part). segments and with black apical segments; Comparison. The differences of this spe- eyes blackish brown. Disc of pronotum cies from Vietnamese congeners are given blackish brown; lateral lobes black with in the above key. brownish black lower parts. Tegmina and Etymology. This species name is the Lat- hind wings black. Fore and mid femora light in adjective “oculatus” (eyed). brown with indistinct blackish marks. Fore and mid tibia brown. Hind femora brown Hebarditettix gibbus Storozhenko, with black marks; median external area sp. nov. with oblique black stripe near base; ven- (Figs 5, 21–23) tral external area completely black. Hind tibiae black with brown apical third. Tarsal Holotype. Female; Vietnam: Vinh Phuc Prov., Tham Dao National Park, 17 May 1995, segments light brown with blackish apices. A.V. Gorochov (ZIN). Tergites blackish brown; sternites brown. Paratypes. One male and 1 female, same data Epiproct blackish brown. Cerci light brown. as for holotype (ZIN). Subgenital plate blackish brown. Oviposi- Description. Female. Body medium- tor shining brown. sized for this genus. Antennae filiform, Male. General appearance similar 14–15-segmented, 1.75 times as long as fore to that of female but smaller. Antennae femur; middle segments (seventh–ninth) 14–15-segmented; middle segments 7–8.7 7.5–9.1 times as long as wide. Antennal times as long as wide. One compound eye sockets situated between lower margins of 1.6–1.7 times as wide as fastigium of vertex eyes. One compound eye 1.3–1.4 times as which 1.6–2 times as wide as frontal ridge wide as fastigium of vertex which 2 times between antennal sockets; carinae of vertex as wide as frontal ridge between antennal as in female. First antennal segment 1.2–1.3 sockets; anterior margin of vertex slightly times as wide as frontal ridge near base of projected before eyes; median carina of ver- antennae. Pronotum as in female. Tegmina tex reaching middle of eyes; transverse cari- narrow; visible part of tegmen 2.9–3.1 times nae almost reaching anteriorly median ca- as long as wide, and mid femur 1.7 times as rina; supraocular lobes absent. Compound wide as this tegminal part. Legs as in female, eyes considerably elevated above pronotum but fore femur 4.2–4.4 times, mid femur in lateral view. Lateral ocelli situated be- 3.8–4 times, hind femur 2.8 times as long tween middles of these eyes. Frontal ridge as wide. Epiproct triangular, with pointed in lateral view broadly rounded between apex. Subgenital plate 1.5–1.6 times as long antennal sockets and weakly excised below as wide; its apex with small excision. Cerci median ocellus; in frontal view, this ridge as in female. distinctly widened below antennal sockets. General colouration of body as in fe- Width of frontal ridge near base of anten- male, but tergites light brown with black nae 1.2–1.3 times as great as width of first spots. Sternites blackish. Epiproct, subgeni- antennal segment. Pronotum in dorsal view tal plate and cerci light brown. with almost straight anterior margin; pos- Measurements (length in mm). Body: terior process of pronotum narrow, surpass- male 9.0–9.5, female 9.7–10.2; pronotum: ing apex of hind femora by 1.5 mm. Disc male 9.7–10.1, female 10.8–11.1; antenna: of pronotum with two pairs of impressions

Figs 12–17. Hebarditettix Günther, pronotum, dorsal view. 12, H. quadratus, male; 13, H. oculatus sp. nov., male; 14, H. magnus sp. nov., male; 15, H. chamensis sp. nov., male; 16, H. brachynotus, female; 17, H. triangularis, female. Scale bars: 1 mm.

Figs 18–20. Hebarditettix oculatus sp. nov., female holotype. 18, body, lateral view; 19, same, dorsal view; 20, same, frontal view. Scale bars: 1 mm.

Figs 21–23. Hebarditettix gibbus sp. nov., female holotype. 21, body, lateral view; 22, same, dorsal view; 23, same, frontal view. Scale bars: 1 mm.

© 2017 Zoological Institute, Russian Academy of Scienсes, Zoosystematica Rossica 26(1): 112–130 120 S.YU. STOROZHENKO. TETRIGIDAE OF VIETNAM: GENUS HEBARDITETTIX situated before and behind shoulders (hu- Fore and mid femora blackish with indis- meral angles); posterior process of prono- tinct light marks. Fore and mid tibia black tum with a few large tubercles; apex of pos- with three light brown rings. Hind femora terior process weakly excised. Lateral sides brown with black marks; median external of shoulders broadly rounded in dorsal view. area with oblique black stripe near middle; Median carina of pronotum in profile low, ventral external area black with yellowish gently raised near anterior margin of pro- spots. Hind tibiae brown with black rings at notum, slightly excised near middle of pro- base and near middle. Tarsal segments light zona, again raised before shoulders, and low brown with black apices. Tergites and ster- and almost straight in posterior process. nites blackish brown. Epiproct and cerci Lateral carinae in prozona well defined; brown. Subgenital plate blackish brown. prozona transverse, 1.4–1.5 times as wide Ovipositor shining brown. as long. Humero-apical carinae distinct; Male. General appearance similar to interhumeral carinae absent. Hind mar- that of female. Antennae 14-segmented; gin of lateral lobes of pronotum with deep middle segments 6.4–6.6 times as long as tegminal sinus; lower part of lateral lobes wide. One compound eye 1.5 times as wide of pronotum in dorsal view obliquely trun- as fastigium of vertex which 2 times as wide cate. Tegmina narrowly ovate; visible part as frontal ridge between antennal sockets; of tegmen 2.6–3 times as long as wide, and carinae of vertex as in female. Frontal ridge mid femur 1.2–1.5 times as wide as this teg- near base of antennae 1.25 times as wide as minal part. Hind wings extending apex of first antennal segment. Pronotum as in fe- posterior process of pronotum. Fore femur male. Tegmina narrow; visible part of teg- 4 times, mid femur 4.5 times as long as wide; men 2.75 times as long as wide, and mid fe- upper and lower side of fore and mid femora mur 1.2 times as wide as this tegminal part. straight. Hind femur 3.1–3.2 times as long Legs as in female, but fore femur 4.2 times, as wide. Upper side of hind tibia with 6–7 mid femur 4.6 times, hind femur 2.9 times outer and 4–5 inner teeth, with margins as long as wide, and hind tibia with 6 outer finely serrated in basal part. First tarsal seg- and 5 inner teeth. Epiproct triangular, with ment of hind leg as long as third one (with- pointed apex. Subgenital plate 1.2 times as out claws); ventral side of first tarsal seg- long as wide; its apex with small excision. ment with three equal triangular pads; third Cerci as in female. tarsal segment not swollen. Epiproct trian- General colouration of body as in fe- gular, with pointed apex. Subgenital plate male, but tergites, epiproct and subgenital subsquare; its posterior margin near middle plate brown. Hind femora with more con- with angular posterior process. Cerci coni- trast black stripes. Hind tibia light brown cal, with pointed apices, 2.0–2.2 times as with black basal ring and blackish ring near long as wide near cercal base. Valves of middle. ovipositor narrow, dentate; length of upper Measurements (length in mm). Body: valve 4.0–4.2 times as great as its maximum male 9.2, female 10.2–10.3; pronotum: male width; length of lower valve 5.7–5.8 times 9.2, female 11.1–11.5; antenna: male 4.0, fe- as great as its maximum width. male 4.2–4.4; tegmen: male 1.1, female 1.3; General colouration of body blackish fore femur: male 2.1, female 2.4–2.5; mid fe- brown. Head dark brown without marks; mur: male 2.3, female 2.7; hind femur: male antennae brown with light rings near api- 5.7, female 6.7–6.8; ovipositor 1.6–1.7 mm. cal parts of third–tenth segments and with Distribution. Northern Vietnam (central black apical segments; eyes light brown. part). Disc of pronotum blackish; lateral lobes Comparison. The new species is simi- blackish with yellowish spot near anterior lar to H. quadratus, H. oculatus sp. nov., margin. Tegmina and hind wings black. H. magnus sp. nov. and H. chamensis sp.

© 2017 Zoological Institute, Russian Academy of Scienсes, Zoosystematica Rossica 26(1): 112–130 S.YU. STOROZHENKO. TETRIGIDAE OF VIETNAM: GENUS HEBARDITETTIX 121 nov. in the shape of pronotal lateral lobes; ders, low and straight in posterior process. its differences from these species are given Lateral carinae in prozona well defined; pro- in the above key. zona transverse, 1.5 times as wide as long. Etymology. This species name is the Lat- Humero-apical and interhumeral carinae in adjective “gibbus” (gibbous). distinct. Hind margin of lateral lobes of pronotum with deep tegminal sinus; lower Hebarditettix magnus Storozhenko, part of lateral lobes of pronotum obliquely sp. nov. truncate. Tegmina narrowly ovate; visible (Figs 9, 14, 24–26) part of tegmen 3.5 times as long as wide, and mid femur 1.75 times as wide as this tegmi- Holotype. Female; Vietnam: Hua Thien Hue nal part. Hind wings extending apex of pos- Province, Bach Ma National Park, 22–23 Sep- terior process of pronotum. Fore femur 3.7 tember 2008, V.G. Bezborodov (ZIN). times, mid femur 5 times as long as wide; up- Paratype. Male; Vietnam: Gia Lai Province, 50–60 km N of Kannak Town, Con Cha Rang, per and lower edges of fore and mid femora 1000–1200 m, 14–15 April 1995, A.V. Gorochov weakly sinuate. Hind femur 3 times as long (ZIN). as wide. Upper side of hind tibia with 4–5 Description. Female. Body large for this outer and 4 inner teeth, with margins finely genus. Antennae filiform, 15-segmented, serrated in basal part. First tarsal segment of 2.1 times as long as fore femur; middle seg- hind leg as long as third one; ventral side of ments (seventh–ninth) 9.5–10.8 times as first tarsal segment with three almost equal long as wide. Antennal sockets situated triangular pads; third tarsal segment not slightly below lower margins of eyes. One swollen. Epiproct triangular, with pointed compound eye 1.3 times as wide as fastigium apex. Subgenital plate elongated, 1.3 times of vertex which 2 times as wide as frontal as long as wide; its posterior margin near ridge between antennal sockets; anterior middle with angular posterior process. Cerci margin of vertex not projected before eyes; conical, with attenuated apices, 2.2 times median carina of vertex reaching middle of as long as wide near their bases. Valves of eyes; transverse carinae reaching anteriorly ovipositor narrow, dentate; length of upper median carina; supraocular lobes absent. valve 4 times as great as its maximum width; Compound eyes elevated above pronotum length of lower valve 6.2 times as great as its in lateral view. Lateral ocelli situated be- maximum width. tween lower quarters of eyes. Frontal ridge General colouration of body brownish in lateral view broadly rounded between black. Occiput and vertex brown; head in antennal sockets and weakly excised below frontal view blackish without marks; an- median ocellus and above lateral ocelli; in tennae dark brown with light brown rings frontal view, this ridge gentle widened be- near apical parts of third–tenth segments low lateral ocelli. Frontal ridge near base and with black apical segments; eyes dark of antennae 1.2 times as wide as first anten- brown. Disc of pronotum black; lateral nal segment. Pronotum in dorsal view with lobes black without light spots. Tegmina almost straight anterior margin in profile; black with light brown apices; hind wings posterior process of pronotum narrow, sur- black. Fore and mid femora black with in- passing apex of hind femora by 2.1 mm. Disc distinct light marks. Fore and mid tibiae of pronotum with two pairs of impressions blackish with three light brown rings. Hind situated before and behind shoulders; poste- femora black with light marks; median ex- rior process of pronotum without tubercles; ternal area in apical third with whitish spot; apex of posterior process weakly excised. ventral external area with light brown base Lateral sides of shoulders angularly rounded and black apex. Hind tibiae black with light in dorsal view. Median carina of pronotum brown apices. Tarsal segments of fore and in profile low, slightly sinuate near shoul- mid legs light brown with black apices; seg-

Figs 24–26. Hebarditettix magnus sp. nov., female holotype. 24, body, lateral view; 25, same, dorsal view; 26, same, frontal view. Scale bars: 1 mm. ments of hind leg light brown. Tergites light General colouration of body as in female, brown with black spots; sternites black. but antennae brown, visible part of tegmina Epiproct, cerci, subgenital plate and ovi- black with light brown stripe along upper positor light brown. edge, fore and mid femora brown with less Male. General appearance similar to distinct light rings, and subgenital plate that of female but smaller. Antennae 14-seg- light brown. mented; middle segments 11–13 times as Measurements (length in mm). Body: long as wide. One compound eye 1.2 times male 9.0, female 10.8; pronotum: male 10.8, as wide as fastigium of vertex which 2 times female 12.9; antenna: male 6.1, female 5.4; as wide as frontal ridge between antennal tegmen: male 1.2, female 1.4; fore femur: sockets; carinae of vertex as in female. Width male 2.4, female 2.6; mid femur: male 2.7, of frontal ridge near base of antennae equal female 3.0; hind femur, male and female 6.8; to width of first antennal segment. Prono- ovipositor 1.7. tum as in female. Tegmina narrow; visible Distribution. Central Vietnam. part of tegmen 2.7 times as long as wide, and Etymology. This species name is the Lat- mid femur 1.3 times as wide as this tegmi- in adjective “magnus” (large). nal part. Legs as in female, but fore femur 4 times, mid femur 4.5 times, hind femur 3.2 Hebarditettix chamensis Storozhenko, times as long as wide, and hind tibia with sp. nov. 4–6 outer and 4 inner teeth. Epiproct trian- (Figs 10, 15, 27–29) gular, with pointed apex. Subgenital plate 1.1 times as long as wide; its apex without Holotype. Male; Vietnam: Quang Nam Prov- excision. Cerci with attenuated apices, 2.5 ince, Cham Islands near Da Nang, Cu Lao Cham, times as long as wide near cercal base. 28–29 March 1987, I.S. Darevsky (ZIN).

Paratype. One male, same data as for holo- and lower edges of fore and mid femora al- type (ZIN). most straight. Hind femur 2.9 times as long Description. Male. Body large for this as wide. Upper side of hind tibia with 4–5 genus. Antennae filiform, 14-segmented, 2 outer and 4 inner teeth, with margins finely times as long as fore femur; middle segments serrated in basal part. First tarsal segment (seventh–ninth) 8.8–10 times as long as of hind leg as long as third one; ventral wide. Antennal sockets situated slightly be- side of first tarsal segment with three al- low lower margins of eyes. One compound most equal triangular pads; third tarsal seg- eye 1.6–1.8 times as wide as fastigium of ment not swollen. Epiproct triangular, with vertex which 1.4–1.6 times as wide as fron- pointed apex. Subgenital plate as long as tal ridge between antennal sockets; anterior wide; its apex with excision. Cerci conical, margin of vertex not projected before eyes; with blunt apices, 2.0–2.3 times as long as median carina of vertex reaching middle of wide near cercal base. eyes; transverse carinae reaching anteriorly General colouration of body brownish median carina; supraocular lobes absent. black. Head blackish; antennae light brown Compound eyes elevated above pronotum with black apical segments; eyes brown. in lateral view. Lateral ocelli situated be- Disc of pronotum black; upper part of lat- tween lower quarters of eyes. Frontal ridge eral lobes black, but their lower part yellow- in lateral view broadly rounded between ish with black marks. Tegmina light brown antennal sockets and weakly excised below with narrow black stripe along upper edge; median ocellus and above lateral ocelli; in hind wings black. Fore and mid femora light frontal view, this ridge is widened below brown with indistinct black marks. Fore lateral ocelli. Width of frontal ridge near and mid tibia blackish brown. Hind femora base of antennae almost equal to width of light brown with black marks; median ex- first antennal segment. Pronotum in dorsal view with almost straight anterior margin; ternal area brown with oblique blackish posterior process of pronotum narrow, sur- stripe in apical part; ventral external area passing apex of hind femora by 3.0–3.5 mm. with yellowish base and black apex. Hind Disc of pronotum with two pairs of shal- tibiae blackish with brown ring near base low impressions situated before and behind and light brown apices. Tarsal segments of shoulders; posterior process of pronotum fore and mid legs whitish with black apices; with a few small tubercles; apex of posterior tarsal segments of hind leg whitish. Ter- process rounded. Lateral sides of shoulders gites black with yellowish spots; sternites angularly rounded in dorsal view. Median light brown. Epiproct blackish. Cerci light carina of pronotum in profile low; slightly brown. Subgenital light brown with black- sinuate near shoulders, low and straight in ish lateral spots near base of this plate. posterior process. Lateral carinae in prozo- Female unknown. na well defined; prozona transverse, 1.6–1.8 Measurements (length in mm). Body times as wide as long. Humero-apical and 10.0–10.8; pronotum 12.0; antenna 4.5; teg- interhumeral carinae distinct. Hind mar- men 1.2; fore femur 2.2; mid femur 2.3; hind gin of lateral lobes of pronotum with deep femur 6.1–6.2. tegminal sinus; lower part of lateral lobes Distribution. Central Vietnam. of pronotum in dorsal view obliquely trun- Comparison. New species is most similar cate. Tegmina narrow; visible part of teg- to H. magnus but differs from the latter spe- men 2 times as long as wide, and mid fe- cies in the blunt apices of cerci and charac- mur 1.1 times as wide as this tegminal part. teristic colouration of hind tibiae, as well as Hind wings extending apex of posterior in the characters given in the above key. process of pronotum. Fore femur 3.1 times, Etymology. This species is named after mid femur 3.8 times as long as wide; upper its type locality (Cham Island).

Figs 27–29. Hebarditettix chamensis sp. nov., male holotype. 27, body, lateral view; 28, same, dorsal view; 29, same, frontal view. Scale bars: 1 mm.

Hebarditettix brachynotus Deng mid femur 2.3–2.4; hind femur 5.9–6.1; ovi- et Zheng, 2013 positor 1.4–1.5. (Fig 16) Distribution. China (Guizhou), Vietnam (new record). Hebarditettix brachynotus Deng & Zheng, 2013: Note. Male of this species is unknown. 547, figs. 1–4 (holotype – female, China: Guizhou, Shibing [=Yuntaishan]); Zha et al., This species is found in the central part of 2016: 6. Northern Vietnam. Material examined. Vietnam: 2 females, Thai Nguyen Province, Phu Luong District, Kuang Hebarditettix intermedius Storozhenko, Chu, 15–23 April 1986, A.V. Gorochov (ZIN). sp. nov. Differential diagnosis. This species is (Figs 6, 30–32) similar to H. armatus, H. vallis and H. doli- Holotype. Male; Vietnam: Vinh Phuc Prov., chonota in the lower part of pronotal lateral Tham Dao National Park, 800–900 m, 17–31 lobes forming a spine, but differs in the shape June 1995, A.V. Gorochov (ZIN). and direction of this spine. In H. armatus Paratypes. Two males, same data as for holo- and H. vallis, the spine is directed outwards type but 17 May and 1–11 June 1995, A.V. Goro- and very long; in H. dolichonotus, the spine chov (ZIN). is relatively short and directed backwards; Description. Male. Body medium-sized but in H. brachynotus, the spine is short and for this genus. Antennae filiform, 14–15-seg- directed outwards (Fig. 16). The differenc- mented, 1.7–1.8 times as long as fore femur; es of H. brachynotus from the Vietnamese middle segments (seventh–ninth) 8.0–8.7 congeners are given in the above key. times as long as wide. Antennal sockets sit- Measurements (length in mm, female). uated between lower margins of eyes. One Body 8.1–8.5; pronotum 10.5–10.7; anten- compound eye 1.1–1.2 times as wide as fas- na 4.5–4.6; tegmen 0.5; fore femur 2.2–2.3; tigium of vertex which 2–2.5 times as wide

Figs 30–32. Hebarditettix intermedius sp. nov., male holotype. 30, body, lateral view; 31, same, dorsal view; 32, same, frontal view. Scale bars: 1 mm. as frontal ridge between antennal sockets; prozona well defined; prozona transverse, anterior margin of vertex not projected be- 1.3–1.4 times as wide as long. Humero- fore eyes; median carina of vertex reaching apical carinae distinct; interhumeral cari- middle of eyes; transverse carinae reaching nae weak. Hind margin of lateral lobes of anteriorly median carina; supraocular lobes pronotum with deep tegminal sinus; lower small. Compound eyes elevated above pro- part of lateral lobes of pronotum in dorsal notum in lateral view. Lateral ocelli situated view angularly pointed. Tegmina narrow; between lower thirds of eyes. Frontal ridge visible part of tegmen 2.8–3 times as long as in lateral view broadly rounded between an- wide, and mid femur 1.4–1.5 times as wide tennal sockets, distinctly excised below meas this tegminal part. Hind wings not reach- dian ocellus, and weakly excised near lateral ing apex of posterior process of pronotum ocelli; in frontal view, this ridge distinctly by 0.2 mm. Fore femur 3.8–3.9 times, mid widened below lateral ocelli. Width of fron- femur 4.0–4.2 times as long as wide; upper tal ridge near base of antennae 1.1–1.2 times and lower side of fore and mid femora al- as great as width of first antennal segment. most straight. Hind femur 2.8–2.9 times as Pronotum in dorsal view with straight an- long as wide. Upper side of hind tibia with terior margin; posterior process of prono- 5–6 outer and 3–4 inner teeth, with mar- tum narrow, surpassing apex of hind femora gins finely serrated in basal part. First tar- by 2.2–2.3 mm. Disc of pronotum before sal segment of hind leg as long as third one and behind shoulders without impressions; (without claws); ventral side of first tarsal posterior process of pronotum smooth; apex segment with three equal triangular pads; of posterior process gentle excised. Lateral third tarsal segment not swollen. Epiproct sides of shoulders angularly rounded in dor- triangular, with pointed apex. Subgenital sal view. Median carina of pronotum in pro- plate 1.5–1.7 times as long as wide; its apex file low, almost straight, gently raised near with narrow excision. Cerci conical, with anterior margin of pronotum and slightly pointed apices, 2.0 times as long as wide excised near shoulders. Lateral carinae in near cercal base.

General colouration of body brown- 22°18´59´Ń, 103°49´16´É, 1200 m, 12–25 ish black. Head light brown with distinct May 1999, N.L. Orlov; 1 female, same mountain, black postocular bands; antennae brown 22°18´56´Ń, 103°49´35´É, 1400–1500 m, 26 with indistinct light rings near apical parts May – 6 June 1999, N.L. Orlov; 1 male, 1 female, Lang Son Province, Huu Lien National Park, of third–tenth segments and with black 200 m, primary forest, 23–30 July 2003, N.L. Or- apical segments; eyes light brown. Disc of lov (ZIN). pronotum blackish brown; upper part of Differential diagnosis. The specimens lateral lobes black, but their lower part yel- from Vietnam are conspecific with H. tri- low. Tegmina and hind wings black. Fore angularis from India by the lower part of and mid femora brown with blackish marks. pronotal lateral lobes angularly pointed and Fore and mid tibia brown. Hind femora similar in this aspect to the described here light brown with black marks; median ex- from Southern Vietnam H. fuscus sp. nov. ternal area with basal oblique black stripe; Differences from the latter species are given dorsal external area with three blackish below. spots; ventral external area with yellow- Measurements (length in mm). Body: ish base and black apex. Hind tibiae brown male 7.3, female 7.8–8.0; pronotum: male with light rings near base. Tarsal segments 10.5, female 9.1–9.5; tegmen: male 1.2, fe- light brown with blackish apices. Tergites male 1.2–1.3; fore femur: male 1.8, female black with light brown spots. Sternites 2.0–2.1; mid femur: male 2.1, female 2.2; blackish brown. Epiproct and cerci light hind femur: male 4.9, female 5.5–5.6; ovi- brown. Subgenital plate blackish brown. positor 1.4–1.5. Female unknown. Distribution. India (Assam), China Measurements (length in mm). Body (Yunnan), Vietnam (new record). 9.6–10.0; pronotum 11.0–11.8; antenna 4.0–4.1; tegmen 1.1–1.2; fore femur 2.2–2.3; Hebarditettix fuscus Storozhenko, mid femur 2.4–2.5; hind femur 5.8–6.1 mm. sp. nov. Distribution. Northern Vietnam (central (Figs 7, 8, 33–35) part). Comparison. The differences of this new Holotype. Female; Vietnam: Kon Tum Prov., species from the Vietnamese congeners are Kon Plong Distr., Kon Plong Vill., 14°35Ń, given in the above key. 108°25É, 1170 m, 1–14 June 2014, L.K. Johan- Etymology. This species name is the Lat- sen, N.L. Orlov (ZIN). in adjective “intermedius” (intermediate). Paratypes. Vietnam: 2 males, 2 females, same data as for holotype (ZIN); 1 male, Lam Dong Prov., 25 km NNW of Bao Loc, environs of Loc Hebarditettix triangularis (Hancock, Bao, 11°44Ń, 107°42É, 800 m, 5–9 April 2013, 1915) D.N. Fedorenko (ZIN). (Figs 11, 17) Description. Female. Body large for this genus. Antennae filiform, 15–16-segmented, Bolotettix triangularis Hancock, 1915: 80 (syn- 1.3–1.4 times as long as fore femur; middle types – male and females, India: Assam, Sib- segments 6.2–7.1 times as long as wide. An- sagar [=Sivasagar]). Systolotettix triangularis Hebard, 1930: 580. tennal sockets situated between lower mar- Hebarditettix triangularis: Günther, 1938: 202; gins of eyes. One compound eye 1.1 times as Steinmann, 1970: 224; Shishodia, 1991: 57, wide as fastigium of vertex which 2 times as Pl. 11, fig. 1; Blackith, 1992: 82; Otte, 1997: wide as frontal ridge between antennal sock- 82; Liang & Zheng, 1998: 84; Zheng, 2005: ets; anterior margin of vertex slightly pro- 92, 452, figs. 192–194; Deng & Zheng, 2013: jected before eyes; median carina of vertex 546; Zha et al., 2016: 6. reaching middle of eyes; transverse carinae Material examined. Vietnam: 1 female, Lao reaching anteriorly median carina; supraoc- Cai Province, Sa Pa District, Fan Si Pan Mt, ular lobes present. Compound eyes elevated

Figs 33–35. Hebarditettix fuscus sp. nov., female holotype. 33, body, lateral view; 34, same, dorsal view; 35, same, frontal view. Scale bars: 1 mm. above pronotum in lateral view. Lateral ocel- margin of lateral lobes of pronotum with li situated between middles of eyes. Frontal deep tegminal sinus; lower part of lateral ridge in lateral view rounded between an- lobes of pronotum in dorsal view angularly tennal sockets and distinctly excised below pointed. Tegmina ovate; visible part of teg- median ocellus and near lateral ocelli; in men 2.8–3 times as long as wide, and mid fe- frontal view, this ridge narrow between an- mur 1.2 times as wide as this tegminal part. tennal sockets and distinctly widened near Hind wings extending apex of posterior median ocellus. First antennal segment 1.3– process of pronotum. Fore and mid femora 1.6 times as wide as frontal ridge near base of 4–4.2 times as long as wide; upper and lower antennae. Pronotum in dorsal view with al- edges of femora weakly sinuate. Hind femur most straight anterior margin; posterior pro- 3.4–3.5 times as long as wide. Upper side cess of pronotum narrow, surpassing apex of of hind tibia with 4–5 outer and 4–5 inner hind femora by 3.2–4.5 mm. Disc of prono- teeth, with margins finely serrated. First tum with two pairs of shallow impressions tarsal segment of hind leg as long as third situated before and behind shoulders; poste- one (without claws); ventral side of first tar- rior process of pronotum without tubercles; sal segment with three triangular pads, two apex of this process rounded. Lateral sides basal pads short, apical pad distinctly longer of shoulders broadly rounded in dorsal view. than other pads; third tarsal segment not Median carina of pronotum in profile low, swollen. Epiproct triangular, with pointed gently raised near anterior margin of prono- apex. Subgenital plate 1.2–1.3 times as long tum, slightly excised near shoulders, again as wide, its posterior margin near middle raised behind shoulders, and low and almost with angular posterior process. Cerci coni- straight in posterior process. Lateral carinae cal, with blunt apices, 1.8–2 times as long as in prozona well defined; prozona transverse, wide near cercal base. Valves of ovipositor 1.8–1.9 times as wide as long. Humero-api- narrow, dentate; length of upper valve 4.7 cal and interhumeral carinae distinct. Hind times as great as its maximum width; length

© 2017 Zoological Institute, Russian Academy of Scienсes, Zoosystematica Rossica 26(1): 112–130 128 S.YU. STOROZHENKO. TETRIGIDAE OF VIETNAM: GENUS HEBARDITETTIX of lower valve 6–7 times as great as its maxi- 1.9–2.0, female 2.4–2.6; mid femur: male mum width. 1.9–2.1, female 2.4–2.5; hind femur: male General colouration of body blackish 5.1–5.4, female 6.3–6.4; ovipositor 1.5–1.6. brown. Head blackish without marks; an- Distribution. Southern Vietnam. tennae black with brown rings near api- Comparison. The new species is most cal parts of third–eleventh segments; eyes similar to H. triangularis but differs from the brown. Disc of pronotum blackish brown; latter in the following characters: the equal upper part of lateral lobes black, but their length of fore and mid tibia; slender hind lower part blackish brown. Tegmina and tibia, 3.4–3.7 times as long as wide; poste- hind wings black. Fore and mid femora dark rior process of female pronotum consider- brown. Fore and mid tibia blackish with ably surpassing the apex of hind femora; two light brown rings. Hind femora brown; upper valves of ovipositor narrow; and male median external area with blackish spot subgenital plate widely excised at the apex near middle; ventral external area black. (in H. triangularis, the mid tibia is distinctly Hind tibiae black with light brown ring longer than the fore tibia, hind tibia is 3.0– near base. Tarsal segments of fore and mid 3.3 times as long as wide, posterior process legs black with whitish base of second seg- of female pronotum surpasses the apex of ment; hind tarsi whitish, but basal part of hind femora by 0.7–1.5 mm, length of upper first and second segments and apex of third valve of ovipositor is 4.2–4.3 times as great segment black. Tergites, sternites, epiproct, as its maximum width, and apex of male cerci, and subgenital plate black. Ovipositor subgenital plate is narrowly excised). More- whitish with brown base. over, H. fuscus is described from Southern Male. General appearance similar to that Vietnam while H. triangularis is found only of female. Antennae 14-segmented; middle in the northern provinces of this country sit- segments 6–7 times as long as wide. One uated near the Vietnamese-Chinese border. compound eye 1.1–1.2 times as wide as fas- Etymology. This species name is the Lat- tigium of vertex which 2–2.2 times as wide in adjective “fuscus” (brown, dark). as frontal ridge between antennal sockets; carinae of vertex as in female. First antennal CONCLUSION segment 1.3 times as wide as frontal ridge near base of antennae. Pronotum as in fe- Thus, the genus Hebarditettix consists male. Visible part of tegmen 2.8–3 times as of 13 species distributed in India, Nepal, long as wide, and mid femur 1.3–1.5 times China, Myanmar and Vietnam. Four spe- as wide as this tegminal part. Legs as in fe- cies are widespread in this region: H. qua- male, but fore femur 3.8–4 times, mid femur dratus is distributed in North-East India, 3.3–3.5 times, hind femur 3.4–3.7 times as Nepal and along the northern-central coast long as wide, and hind tibia with 3–5 outer of Vietnam; H. triangularis, in North-East and 3–4 inner teeth. Epiproct triangular, India, South China and North Vietnam; with pointed apex. Subgenital plate 1.1–1.2 H. brachynotus, in South China and North times as long as wide; its apex with deep ex- Vietnam; and H. armatus is recorded from cision. Cerci as in female but 2.1–2.2 times Myanmar and South China. Other seven as long as wide near cercal base. species are possibly endemic to different re- General colouration of body as in female gions of India, China and Vietnam. but hind tibiae completely black. Measurements (length in mm). Body: ACKNOWLEDGEMENTS male 8.1–8.5, female 9.8–10.0; pronotum: The author would like to express gratitude to male 10.2–12.4, female 12.9–14.0; anten- Dr A.V. Gorochov (Zoological Institute, St Pe- na: male 2.9–3.0, female 3.2–3.5; tegmen: tersburg, Russia) for the possibility to examine male 1.2–1.4, female 1.7; fore femur: male the specimens deposited in ZIN.

REFERENCES Orthopterists’ Society & Academy of Natural Sciences of Philadelphia. 261 p. Blackith R.E. 1992. Tetrigidae (Insecta: Orthop- Shishodia M.S. 1991. Taxonomy and zoogeogra- tera) of South-East Asia: Annotated catalogue phy of the Tetrigidae (Orthoptera: Tetrigoi- with partial translated keys and bibliography. dea) of North Eastern India. Records of the Wicklow (Ireland): JAPAGA, “Rockbottom”, Zoological Survey of India. Occasional Paper, Ashford Co. 248 p. 140: 1–204. í Bol var I. 1887. Acridiens de la tribu des Tetrigi- Steinmann H. 1970. Check-list of the Tetricidae é dae. Annales de la Soci te Entomologique de (Orthoptera) of the Oriental faunal region. Belgique, 31: 175–313. Acta Zoologica Academiae Scientiarum Hun- Deng W.A., Zheng Z.M. & Wei S.Z. 2007. garicae, 16(1–2): 215–240. Fauna of the Tetrigoidea from Yunnan and Storozhenko S.Yu. 2013. New and little-known Guangxi. Nanning: Guangxi Science & Tech- species of the genus Zhengitettix Liang, 1994 nology Press. 458 p. [In Chinese with Eng- (Orthoptera: Tetrigidae, Scelimeninae) from lish summary]. Southeast Asia. Zoosystematica Rossica, Deng W.A. & Zheng Z.M. 2013. A new spe- 22(2): 204–223. cies of the genus Hebarditettix Günther from Storozhenko S.Yu. 2014. A new species of the Guizhou, China (Orthoptera, Tetrigoidea, genus Falconius Bolívar, 1898 (Orthoptera: Scelimenidae). Acta Zootaxonomica Sinica, Tetrigidae, Scelimeninae) from Vietnam. 38(3): 546–548. Zoologicheskij Zurnal, 93(4): 167–170. [In Devriese H. 1999. Revision des Xerophyllini Russian; English translation: Entomological d’Afrique (Orthoptera, Tetrigidae). Belgian Review, 2014, 94(4): 602–604]. Journal of Entomology, 1(1): 21–99. Storozhenko S.Yu. 2015. New species of the ge- Cigliano M.M., Braun H., Eades D.C. & nus Rhopalotettix Hancock, 1910 (Orthop- Otte D. 2017. Orthoptera Species File On- tera: Tetrigidae, Metrodorinae) from Viet- line. Version 5.0/5.0 Available from: http:// nam. Zoosystematica Rossica, 24(1): 90–93. Orthoptera.SpeciesFile.org. [visited 27 Jan- Storozhenko S.Yu. 2016. Pygmy grasshoppers uary 2017). (Orthoptera: Tetrigidae) of Vietnam: genus Günther K. 1938. Revision der Acrydiinae Austrohancockia Günther, 1938. Zoosystem- (Orth.) II. Scelimenae spuriae. Stettiner En- tomologische Zeitung, 99: 117–148, 161–230, atica Rossica, 25(1): 144–150. pls 1–8. Storozhenko S.Yu., Kim T.W. & Jeon M.J. Hancock J.L. 1907. Studies of the Tetriginae 2015. Monograph of Korean Orthoptera. (Orthoptera) in the Oxford University Mu- Incheon: Doohyun Publishing Co. 377 p. seum. Transactions of the Royal Entomologi- Storozhenko S.Yu. & Pushkar T.I. 2015. A new cal Society of London, 2: 213–244. genus of pygmy locusts (Orthoptera, Tetrigi- Hancock J.L. 1915. Indian Tetriginae (Acry- dae, Metrodorinae) from Vietnam. Annales diinae). Records of the Indian Museum, 11: Zoologici, Warszawa, 65(1): 65–69. 55–137, pl. 14. Tumbrinck J. 2014. Taxonomic revision of the Hebard M. 1930. Acrydiinae (Orthoptera, Ac- Cladonotinae (Orthoptera: Tetrigidae) from rididae) of Southern India. Revue Suisse de the islands of South-East Asia and from Aus- Zoologie, 36(19): 565–592. tralia, with general remarks to the classifica- Ingrisch S. 2001. Tetrigidae from Nepal in the tion and morphology of the Tetrigidae and Zoologische Staatssammlung München. Spi- descriptions of new genera and species from xiana, 24(2): 147–155. New Guinea and New Caledonia: 345–396, Kim T.W. & Pham H.T. 2014. Checklist of Viet- pl. 64–91. In: D. Telnov (Ed.) Biodiversity, namese Orthoptera (Saltatoria). Zootaxa, biogeography and nature conservation in Wal- 3811(1): 53–82. lacea and New Guinea. Volume II. Riga: Ento- Liang G.Q. & Zheng Z.M. 1998. Fauna Sinica, mological Society of Latvia. Insecta, Vol. 12, Orthoptera, Tetrigoidea. Bei- Tumbrinck J. 2015. Weitere Dornschrecken jing: Science Press. 278 p. [In Chinese with (Insecta: Orthoptera: Tetrigidae) aus Nepal English summary]. in der Sammlung des Naturkundesmuse- Otte D. 1997. Orthoptera Species File 6. Tetrigoi- ums Erfurt. In: M. Hartmann & J. Weipert dea and Tridactyloidea (Orthoptera: Caelifera) (Eds.) Biodiversität und Naturausstattung im and Addenda to OSF Vols 1–5. Philadelphia: Himalaya, 5: 275–286. Erfurt.

Yin X.C., Shi J.P. & Yin Z. 1996. A synonymic Zheng Z.M. 2005. Fauna of Tetrigoidea from catalogue of grasshoppers and their allies of Western China. Beijing: Science Press. 501 p. the World. Orthoptera: Caelifera. Beijing: [In Chinese with English summary]. China Forestry Publishing House. 1266 p. Zheng Z.M. 2008. Two new species of Scelimeni- Zha L.S., Yu F.M., Wen T.C. & Hyde K.D. dae from southwest Yunnan (Orthoptera: 2016. A new species in the genus Hebardi- Tetrigoidea). Acta Zootaxonomica Sinica, tettix (Orthoptera: Tetrigoidea: Scelimeni- 33(1): 133–135. dae) from the Lengshuihe Nature Preserve, Guizhou. Entomotaxonomia, 38(1): 5–9. Received 16 March 2017 / Accepted 25 April 2017