Thomas Stalling et al., Bembecia hissorensis , a new species from Tajikistan Bembecia hissorensis , a new species of Clearwing from Tajikistan, Central Asia (: )

● Thomas Stalling, Daniel Bartsch, Theo Garrevoet, Arthur Lingenhöle & Florian Altermatt

N/W Hissor, 1800 m, 13.VII.2010, N 38°37 '42 ", Abstract. A new species of Bembecia Zusammenfassung. Eine neue Art der E 68°25 '33 ", leg. A. Lingenhöle (CAL); 1 `, TJ, Hübner, [1819] is described from Gattung Bembecia Hübner, [1819] Hissar mountains, south of Anzob pass, 2450 m, 21.VII.2010, N 39°03 '47 ", E 68°51 '18 ", leg. A. Tajikistan. Bembecia hissorensis sp. nov. wird aus Tadschikistan beschrieben. Lingenhöle (CAL); 1 `, TJ, Hissar mountains, was collected in grassland and open ju - Bembecia hissorensis sp. nov. wurde im north of Anzob pass, 2150 m, 23.VII.2010, niper forest in the Hissor Mountains Grasland und lichten Wacholderwäl - N 39°09 '05 ", E 68°50 '50 ", leg. A. Lingenhöle west and north of Dushanbe. The adult dern des Hissor-Gebirges westlich und (CAL); 3 `, 17 km NW Hissor, vic. Chusi, 1800– male and its genitalia are illustrated nördlich Dushanbe gefunden. Das 2000 m, 11.VII.2010, N 38°38 '23 ", E 68°25 '18 ", Bartsch and compared with the closely related adulte Männchen und seine Genitalien pheromone, leg. D. (CDB); 12 `, 15 km NW Hissor, vic. Chusi, 1600–1900 m, 13.VII. Bembecia tshat kalensis Špatenka & werden abgebildet und mit der nahe 2010, N 38°37 '42 ", E 68°25 '28 ", leg. D. Bartsch Kallies , 2006. verwandten Bembecia tshatkalensis (CDB); 23 `, 15 km NW Hissor, vic. Chusi, 1600– Špatenka & Kallies , 2006 verglichen. 1900 m, 14.VII.2010, N 38°37 '42 ", E 68°25 '18 ", leg. D. Bartsch (CDB); 1 `, 23.VII.2010, Distr. Dushanbe, Hissar mountain range, northern as - Key words. Lepidoptera, Sesiidae, Bembecia , new species, taxonomy, Central cent to Anzob Pass, 2150 m, pheromone, N 39° Asia, Tajikistan, Palaearctic Region, Hissor mountains. 09 '05 ", E 68°55 '50 ", leg. D. Bartsch (CDB); 1 `, 24.VII.2010, Distr. Dushanbe, Hissar mountain range, northern ascent to Anzob Pass, 2150 m, pheromone, N 39°09 '05 ", E 68°55 '50 ", leg. D. Bartsch (CDB). 11 `, 17.VII.2010, Distr. Dus - Introduction han be, Hissar mountain range, northern ascent to Anzob Pass, 2200 m, pheromone, N 39° The knowledge of the Clearwing ent times of the day over different time 09 '06.6 ", E 68°50 '46.5 ", leg. T. Garrevoet (CTG). has recently increased due to the use of periods. All specimens were attracted be - 14 `, 7.VIII.2010, Distr. Dushanbe, Hissar moun - synthetic pheromones. As a result, the fore noon. The attracted individuals tain range, northern ascent to Anzob Pass, Western Palaearctic fauna is well ex - were caught either using hand nets or 2200 m, pheromone, N 39°09 '05.7 ", E 68°50 '46.8 ", plored and important monographs of this traps (Variotrap). leg. Th. Garrevoet (CTG). Lepidoptera family were written over the last 20 years (e. g. Freina 1997; Špaten - Abbreviations. SMNS – State Museum of Etymology. The name is derived from the ka et al. 1999). Knowledge on the Clear - Natural History, Stuttgart; CAL – collec - type locality, the Hissor mountains in wing moth fauna of Central Asia, how- tion of Arthur Lingenhöle , Biberach; Tajikistan. ever, is rather incomplete. As a result of CDB – collection of Daniel Bartsch , numerous expeditions to this region, sev - Stutt gart; CFA – collection of Florian Description. Holotype, ` (Figs 1, 3, 5). eral new species were discovered and Altermatt , Pfäffikon ZH; CTG – collec - Alar expanse 22 mm, antenna 7 mm, fore - could be described within the last tion of Theo Garrevoet , Antwerpen; wing length 10 mm, body length 14 mm. decades ( Špatenka 1987, Špatenka CTS – collection of Thomas Stalling , 1997, Gorbunov 2001, Špatenka & Kal - Inz lingen. Head . Antenna dark brown, medio-dor - lies 2006, Bartsch & Špatenka 2010 , sally pale ochreous; labial palp with first Špatenka & Bartsch 2010, Stal ling et and second palpomere (or joint) ventral - al. 2010). During two journeys to Tajik - Bembecia hissorensis sp. nov. ly tufted with long hair-like scales, yel - istan in 2007 and 2010, a series of males lowish-white, laterally black; third was collected, representing a further un - Holotype. `, „Tadschikistan, Hissarge - palpomere covered with short scales, yel - known species of Bembecia Hübner, birge 1800 m 10 km N/W Hissor, N 38° lowish-white intermixed with some [1819], which is described below. 37 '42 ", E 68°25 '33 ", 13.VII.2010, leg. A. black; frons yellowish-white; vertex Lingenhöle “, CAL (SMNS). black with some yellow; pericephalic scales yellow, laterally whitish. Materials and Methods Paratypes. 6 `, TJ, Uzun, NW Dushanbe, 1800 m, 3.VII.2007, N 38°37 '56,0 ", E 68°25 '09,6 ", All specimens were attracted to synthetic 7:00–11:30 h, pheromone, leg. Th . Stalling & Thorax . Blackish-brown with some inter - pheromone baits (original apiformis - F. Altermatt (CTS); 3 `, TJ, Uzun, NW spersed yellowish-white scales; patagia pheromone from the Plant Research In - Dushanbe, 1800 m, 3.VII.2007, N 38°37 '56,0 ", black, laterally yellow; tegula black with ternational, Wageningen, The Nether - E 68°25 '09,6 ", 7:00–11:30 h, pheromone, leg. T. interspersed pale yellow scales, caudally Stalling & F. Altermatt (CFA); 6 `, TJ, Hissar lands which contains (Z,Z)-3,13-oc - mountains, 10 km N/W Hissor, 2040 m, 10.VII. yellow; metathorax dorsally yellow, dor - tadecadien-1-ol ( Pühringer & Ryrholm 2010, N 38°38 '23 ", E 68°25 '18 ", leg. A. Lingen - so-lateral scale tufts pale grey; scapular 2000). The baits were deployed at differ - höle (CAL); 119 `, TJ, Hissar mountains, 10 km spot pale yellow.

169 Entomologische Zeitschrift · Stuttgart · 121 (4) 2011

Forewing . Basally black; costal area and long and slender cristae lateralis and distal gap (without or with distinctly costal margin brown with interspersed well developed, triangular crista medi - smaller gap in B. tshatkalensis ), separat - pale yellow scales; distal margin and alis; valvae elongate, apically rounded or ed group of setae less recurved than in B. fringes brown; anal area pale yellow, obtuse angled; cristae sacculi at proximal tshatkalensis. widened proximally; proximal part of half doubled into a simple, naked ventral anal area mottled with dark black scales; part and a typical dorsal part with a fine Further morphologically similar species cubital vein brown, proximal end pale line of setae; setae distally indistinctly in - from Central Asia are Bembecia afghana yellow; discal spot yellow, proximal third terrupted, separate group of setae, Bartsch & Špatenka , 2010; B. buxea Gor - brownish-black; posterior transparent sharply angled towards ventral margin, bunov , 1989; B. guesnoni Špatenka & area large, nearly as long as anterior at dorsal part; phallus rather short and Toševski , 1993; B. lamai Kallies , 1996; transparent area, almost reaches distal strong, with dark sclerotized ring at B. karategina Špatenka , 1997; B. kreuz - end of discal spot; width of anterior proximal one third. bergi Špatenka & Bartsch , 2010 and B. transparent area two third of external zebo Špatenka & Gorbunov , 1987. Bem - transparent area; the latter divided in Female . Unknown. becia buxea is well separated by its whitish five cells, much broader than high; apical colouration. Bembecia afghana and B. area narrow, as wide as outer margin, Variability . The wingspans of the type se - lamai lack a yellow posterior margin of pale yellow; veins M1 and M2 yellow ries vary between 15–25 mm. There is the second abdominal segment, the lat - with brown scales distally; R4, R5, M3, also some variability in the extent of the ter has further a red (not yellow) marked CuA1 and CuA2 brown, scattered with yellow colour of the abdomen. Speci - forewing discal spot. Bembecia guesnoni single yellow scales. Wing underside pale mens from the more humid habitats of has larger transparent areas and bright yellow, except for dark brownish veins of the northern slopes of the Anzob pass are orange (not pale yellow) forewing mark - distal half, fringes, distal part of discal distinctly larger. ings. The remaining species differ merely spot and outer margin of forewing. by the colouration of the abdomen, in Diagnosis. The simply formed gnathos, particular of the sternites. Bembecia ka- Hindwing . Hyaline with narrow, brown - its well developed crista medialis and the ra tegina has sternites 1–3 black, 4–7 with ish-black margins and veins; discal spot almost straight crista sacculi of the valva broad, yellow caudal margin and the narrow, brown, ends at M2. in the male genitalia of Bembecia forewing discal spot very broad with fine hissorensis sp. nov. suggest a relationship yellow distal border. Bembecia kreuz bergi Abdomen . First tergite black; second ter - to the Bembecia ichneumoniformis ([ De - has the second and fourth sternites yel - gite black, pale yellow at posterior half; nis & Schiffermüller ], 1775) species low, sixth and seventh sternites yellow tergites three and five black with inter - group (sensu Špatenka et al. 1999). Be - mottled with black scales and second, spersed pale-yellow scales; tergites four mbecia hissorensis is very similar and fourth and fifth sternites black with some and seven pale yellow; sixth tergite probably closely related to Bembecia yellow scales. Bembecia zebo is distinctly black, posterior two-thirds pale yellow; tshatkalensis Špatenka & Kallies , 2006 larger, external transparent area round - first sternite black; sternites two and four from Kirghizia, but differs by the follow - ed with hyaline part between R3 and pale yellow with interspersed black ing criteria (see also Figs 2, 4, 6): all yel - stalk of R4/R5 and has sternites 1, 3, 5, 6 scales; third sternite black with some in - low colored parts of B. hissorensis appear black (first and third sternites almost terspersed pale-yellow scales; sternites 5, rather pale (intensive golden yellow in B. black; second and fourth sternites yel - 6 and 7 black with narrow pale yellow tshatkalensis ); tergites three and five low; sternites 5–7 black with yellow pos - posterior border; anal tuft yellow, later - black, in particular dorso-medially with terior border in B. hissorensis ). ally black. interspersed pale-yellow scales (com - pletely black in B. tshatkalensis ); second Bembecia hissorensis can further clearly Legs. Foreleg: coxa laterally pale yellow, sternite pale yellow (black in B. be separated from B. guesnoni Špatenka mesally blackish-brown; femur black, tshatkalensis ); sternites 5–7 black with & Tosevski , 1994, B. lasicera (Hampson , dorsally mixed with pale yellow; tibia narrow pale yellow posterior border 1906), B. lamai Kallies 1996, B. aloisi yellow with some interspersed black (completely yellow in B. tshatkalensis ); Špatenka , 1997 and B. pogranzona scales; tarsi yellow with small black forecoxa laterally pale yellow (completely Špatenka, Petersen & Kallies , 1997 by spines. Hindleg: femur black with long, black in B. tshatkalensis ); antenna medio- the lack of a well developed crista medi - whitish hair-like scales; tibia pale yellow, dorsally pale ochreous (without ocher - alis of the gnathos in all of these species. proximally and distally black; tarsi yel - ous scales in B. tshatkalensis ). Male geni - low with black spines; spurs pale yellow. talia: apex of valva with indistinct apex Habitat. Males of Bembecia hissorensis (pointed in B. tshatkalensis ); doubled part were captured in dry grassland and open Male genitalia (Fig. 5). Tegumen-uncus of crista sacculi much larger than in B. juniper-forest at 1500–2000 m in the complex rather narrow; gnathos with tshatkalensis ; setae of crista sacculi with lower Hissor mountain ridge and in hu -

Figs 1–8. Habitus, genitalia and habitats of Bembecia species (photos by D. Bartsch) . – 1, 3. Bembecia hissorensis sp. nov., holotype, male. 1. Dorsal view. 3. Ventral view. Scale bar 10 mm. – 2, 4. Bembecia tshatkalensis Špatenka & Kallies , 2006, paratype, male, Kyrgyzstan, Tschatkal valley, E Sandalash slopes, Itschke river, 7.–10.VII.2001, leg. K. Špatenka . 2. Dorsal view. 4. Ventral view. Scale bar 10 mm. – 5. Male genitalia of Bembecia hissorensis sp. nov. , paratype, TJ, Hissar mountains, 10 km NW Hissor, N 38°38 '23 ", E 68°25 '18 ", 2040 m, 10.VII.2010, leg. A. Lingenhöle , CAL, gen. prep. no. 256. Scale bar 1 mm. 6. Male genitalia of Bembecia tshatkalensis , paratype, Kyrgyzstan, Tschatkal valley, E Sandalash slopes, Itschke river, 7.–10.VII.2001, leg. K. Špatenka ). Scale bar 1 mm. – 7, 8. Habitat of Bembecia hissorensis sp. nov., TJ, Hissor mountains, Uzun, NW Dushanbe, 13.VII.2010.

170 Thomas Stalling et al., Bembecia hissorensis , a new species from Tajikistan

171 Entomologische Zeitschrift · Stuttgart · 121 (4) 2011 mid, alpine grassland vegetation up to References Špatenka, K. & Kallies, A . 2006. Zwei neue 2500 m in the higher Hissor mountains. Glasflüglerartern sowie eine kommentierte The lower area is semi-pristine with par - Bartsch, D. & Špatenka , K. 2010. Bembecia mag- Checkliste der Glasflügler Kyrghyzstans (Lepi - doptera: Sesiidae). Entomologische Zeitschrift tially abandoned almond and apple or - nifica und Bembecia afghana aus Usbekistan (Lepidoptera: Sesiidae). Entomologische Zeit - 116 : 163–168. chards and is partially used for grazing schrift 120 (6): 243–248. Stalling, Th., Altermatt, F., Lingenhöle, A. & by cattle and sheep. The higher area is Freina, J. J. de . 1997. Die Bombyces und Sphin - Garrevoet, Th . 2010. A new species of Bem - alpine grassland vegetation. At both ges der Westpalaearktis (Insecta, Lepidoptera): becia Hübner, [1819] from Tajikistan, Central places the vegetation is rich in various Band IV Sesiidae . Edition Forschung und Wis - Asia (Lepidoptera: Sesiidae). Entomologische Zeitschrift 120 (5): 249–251. Fabaceae (e. g., various species of Astra - senschaft, München. 432 pp. Gorbunov, O . 2001. Two new species of the ge - galus spp.). nus Bembecia Hübner (Lepidoptera, Sesiidae) from Tadzhikistan and Turkmenistan. Melittia ● Thomas Stalling , Distribution. The species is known only 1: 125–134. Möndenweg 26, D-79594 Inzlingen; from the Hissor mountain ridge (also Pühringer, F. & Ryrholm, N. 2000. Pheromon - known as Hissar mountain ridge) west anflug europäischer Glasflügler (Lepidoptera, E-Mail: [email protected] Sesiidae). Mitteilungen der Entomologischen and north of Dushanbe, Tajikistan. ● Arbeitsgemeinschaft Salzkammergut 3: 65–72. Daniel Bartsch , Špatenka, K . 1987. Fünf neue paläarktische Glas - Staatliches Museum für Naturkunde, Life history. Almost unknown. Adults flügler (Lepidoptera, Sesiidae). Zeitschrift der Rosenstein 1, 70191 Stuttgart; were captured in July and beginning of Arbeitsgemeinschaft Österreichischer Entomolo - E-Mail: [email protected] August. The possible host plant is an in - gen 39 : 12–26. determinated low growing and yellow Špatenka, K . 1997. Neue Glasflügler (Lepido - ● Arthur Lingenhöle , flowering species of Astragalus (Faba- pte ra, Sesiidae) aus dem Pamir und dem Hin - Haldenberg 10, D-88400 Biberach; dukusch. Bonner Zoologische Beiträge 47 : 31– E-Mail: [email protected] ceae). Some specimens of this herb were 41. found infested with Sesiidae larvae close Špatenka, K. & Bartsch, D. 2010. Drei neue Ar - ● Theo Garrevoet , Kampioenstraat 14, to the finding localities of the males of B. ten von Bembecia Hübner, [1819] aus Usbe kis - B-2020 Antwerpen 2, Belgium; tan (Lepidoptera: Sesiidae). Entomologische hissorensis , but the larvae could not be E-Mail: [email protected] reared successfully. Zeitschrift 120 (1): 41–45. Špatenka, K., Gorbunov, O., Laštuvka, Z., To - ● ševski, I. & Arita, Y Florian Altermatt , Raffael . 1999. Handbook of Palae - Acknowledgements. We thank arctic Macrolepidoptera: Sesiidae – Clearwing Eawag: Aquatic Ecology, Aye for supporting the first and the last Moths. Vol. 1 – GEM Publishing, Waalingford. Überlandstrasse 133, CH-8600 Dübendorf; author before and during the trip. 592 pp, 57 pls. E-Mail: [email protected]

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