Nachr. entomol. Ver. Apollo, N. F. 30 (3): 169–172 (2009) 169 Sesia himachalensis sp. n. and Sesia ladakhensis Špatenka 1990 comb. rev. from the Indian Himalaya (Lepidoptera: Sesiidae, Sesiinae) Axel Kallies and Josef J. de Freina Axel Kallies, The Walter and Eliza Hall Institute of Medical Research, 1G Royal Parade, Melbourne/Parkville, Victoria 3050, Australia; [email protected] Josef J. de Freina, Eduard­Schmid­Strasse 10, D­81541 München (Munich), Germany; [email protected] Abstract: The centre of distribution of the genus Sesia the ♂ genitalia of Sesia la da khensis Špatenka, 1990 Fabricius, 1775 lies in the Central and East Asian moun­ comb. rev. for the first time. Both species were collected tains. Here we describe another species, Sesia himachal ensis with the help of artificial phe romone lures (standard sp. n. (holotype male in Museum Witt, Munich, Germany; lures PATA, PEHY, SEAP, SYMY, SYFO, SYVE, SYTI will later go to Zoologische Staatssammlungen, Munich) and MECU of Pherobank Plant Research International, from Himachal Pradesh (Lahaul and Spiti) in nor th ern India. The new species is closely related to Sesia si nin­ Wageningen, NL). gensis (Hsu, 1981) from Xining, China, and Sesia tibe ten sis Arita & Xu, 1994 from Tibet. It differs from both spe cies in Abbreviations details of the body markings as well as the male gen italia. CAK Collection A. Kallies, Schwerin, Germany. The female is unknown. Furthermore, the male gen italia of Sesia ladakhensis Špatenka, 1990 comb. rev. are illustrated CDF Collection J. J. de Freina, Munich, Germany. for the first time, its taxonomic position is dis cussed and the CMWM Entomologisches Museum Witt, Munich, Germany. species is transferred from Dasysphecia Hamp son, 1919 to SMFL Senckenberg­Museum, Lepidoptera collection, Frank furt Sesia Fabricius, 1775. am Main, Germany. SMNS Staatliches Museum für Naturkunde Stuttgart, Ger many. Sesia himachalensis sp. n. und Sesia ladakhensis Špatenka 1990 comb. rev. aus dem indischen ZSM Zoologische Staatssammlungen, Munich, Germany. Himalaya (Lepidoptera: Sesiidae, Sesiinae) Sesia himachalensis sp. n. Zusammenfassung: Die Gattung Sesia Fabricius, 1775 hat ihr Verbeitungszentrum in den Gebirgen Zentral­ und Ost­ (Figs. 1, 2, 7) asiens. Hier wird eine weitere Art, Sesia himachalensis sp. n. Holotype ♂: [India], Nordindischer Himalaja, Himachal (Holotypus Männchen in CMWM, später in ZSM), aus Him a­ Pra desh, Lahaul, Chandra­Tal, 5 km ESE Gondla, Rauling, chal Pradesh (Lahaul und Spiti) in Nordi n dien be schrie ben, 3150 m, 18.–22. vii. 1998, leg. et coll. CDF, in CMWM (Fig. 2). die nahe mit Sesia siningensis (Hsu, 1981) aus Xin ing, China, Paratypes (in total 4 ♂♂): 1 ♂, same data as holotype, leg. und Sesia tibetensis Arita & Xu, 1994 aus Ti bet verwandt ist. et coll. CDF. 1 ♂, Nordindischer Himalaja, Him a chal Pra­ Die neue Art unterscheidet sich von bei den Arten durch desh, Lahaul, Chandra­Tal, 3 km NW Gondla, Ti ling, 3050 charakteristische Merkmale der Kör per zeichnung und des m, 21. vii. [19]98, leg. et coll. CDF. 1 ♂, Nordindischer Him a­ männlichen Genitals. Das Weibchen ist un be kannt. Des la ja, Hi machal Pradesh, Spiti, Spiti­Tal, ca. 8 km SW Tabo, weiteren werden erstmals die männl i chen Ge ni tal strukturen Poh, 3200 m, 30. vii. 1998, leg. et coll. CDF. 1 ♂ (Figs. 1, 7), von Sesia ladakhensis Špatenka, 1990 comb. rev. abgebildet In dia N, Himachal Pradesh, Spiti, Spiti valley, 7 km SE Kaz a, und die system a ti sche Stellung der Art diskutiert. Die Art 4150 m, 3. viii. 1994 Ph., leg. P. Kautt & V. Weisz, genit a lia wird von Dasy sphe cia Hampson, 1919 wieder in die Gattung on slide ♂AK53 (CAK). Sesia Fa bri cius, 1775 trans fe riert. Etymology. The new species is named after its origin. Introduction Description.  Alar expanse 36.5–39.0  mm (holotype 37.0 mm); length of forewing 16.5–18.0 mm. The genus Sesia Fabricius, 1775 belongs to the tribe Se siini Boisduval, 1828 and comprises some of the big­ Head. Brown, with pale yellow hair dorsally; frons deep gest and most striking clearwing moths in the Pa lae arc­ yel low laterally; antenna brown, scape yellow ven trally; tic region. The larvae of most Sesia utilize va rious spe­ labial palps yellow, dirty orange basally. cies of Populus as a host plants although some feed in Wings. Forewings and hindwings transparent through­ Sa lix stems, both of the family Salicaceae. Only 3 spe cies, out, costal and anal margins and veins brown with some S. apiformis (Clerck, 1759), S. bem be ci for mis (Hüb ner, yellow scales. [1806]) and S. melanocephala Dalman, 1816 occur in the Western Palaearctic and only 2 species have been found Thorax. Patagia deep yellow; with tufts of hair­like yellow in North America (Eichlin & Taft 1988). The majority scales dorso­laterally; metathorax with similar yellow of species occur in Central Asia and in par ti cular in the scales; yellow scales under the forewings. Himalaya and Eastern Asia. Including the species dealt Abdomen. Brownish, tergite 3 with distinct pale yellow with in this study, 18 species are known from this region band proximally, tergite 4 with a similar but less dis­ (Špatenka et al. 1999, Püh rin ger & Kallies 2004) and tinct and darker band, tergite 5 with some dirty yellow undoubtedly others remain to be discovered. We here scales; tergites 6 and 7 yellow proximally; sternites 3–7 describe a new species, Sesia hi ma chalensis sp. n., from with distinct, pale yellow proximal bands; anal tuft dir ty Himachal Pradesh and Spiti, northe rn India, and figure yellow. © Entomologischer Verein Apollo e. V., Frankfurt am Main 170 1 3 2 4 5a 5b 6 Figs. 1–2: Sesia himachalensis sp. n. Fig. 1: Paratype ♂, India N, Himachal Pradesh, Spiti, Spiti valley, 7 km SE Kaza, 4150 m, 3. viii. 1994 Ph., leg. P. Kautt & V. Weisz. Fig. 2: Holotype ♂. — Figs. 3–6: Sesia ladakhensis Špatenka, 1990. Fig. 3: Holotype ♀, India, Ladakh, Kargil, Bewässerungsanlagen, 2950 m, 30. v.–7. vi. 1976, leg. Martens & Schawaller, in SMFL. Fig. 4: ♂, Nordindischer Himalaja, Himachal Pradesh, Lahaul, Chandra-Tal, 5 km ESE Gondla, Rauling, 3150 m, 18.–22. vii. 1998, leg. de Freina. Fig. 5: ♂ genitalia (same data as Fig. 4, prep. CMWM, Heterocera 13797); a: Genitalia ventral view, phallus removed; b: Genitalia, view from dorsal side, phallus in natural position, photographed in fluidum, slightly flattened. Fig. 6: Abdominal segments (ventral view) with characteristic structures of 8th sternite/tergite. — Scales Figs. 1–4 = 10 mm (specimens not exactly to the same scale); Fig. 5a = 1 mm. Legs. Fore coxa brown, dirty orange laterally; foretibia known from Tibet or neighbouring Xining, China. dor sally brown, ventrally orange­yellow; foretarsus yel­ S. himachalensis differs from S. tibetensis and S. sinin­ low; forefemur brown, mixed with orange. Mid­ and gen sis as follows: thorax with yellow scales dorso­med i­ hindfemur brown along posterior/ventral margins, pale al ly (black in S. tibetensis); tergite 4 yel low to yellowish yellow along anterior/dorsal margins; mid­ and hind­ brown in proximal half (black in S. ti betensis; brown in S. coxae pale yellow to white; mid­ and hindtibiae dirty siningensis); fore coxa yellow brown to pale yellow (black yellow to brown, orange dorsally; hind leg with tibial in S. tibetensis; brown in S. si ningensis); hindcoxa white scale tuft yellow proximally, dark brown distally, with (dark in S. tibetensis); hind tibia dorsally black to brown in orange scales externally; mid­ and hindtarsus yellow to the distal two thirds (brown to yellow orange in the distal orange. half in S. si nin gen sis); base of costal margin of forewing Diagnosis. This species is similar and closely related to without yellow spot (with yel low spot in S. si ningensis, Sesia tibetensis Arita & Xu, 1994, Sesia siningensis (Hsu, without in S. ti be ten sis); ter gite 2 fuscous­brow nish 1981) and Sesia gloriosa (Le Cerf, 1914), all of which are (black in S. ti be ten sis); basal seg ment of labial pal pus © Entomologischer Verein Apollo e. V., Frankfurt am Main 171 a b c d 7 e 8 Fig. 7: Sesia himachalensis sp. n., ♂ genitalia, paratype (same specimen as Fig. 1), prep. ♂ AK53; a: Uncus-tegumen, lateral view; b: Uncus-tegumen, ventral view; c: Saccus; d: Right valva, ventral view; e: Phallus, lateral view. — Fig. 8: Sesia ladakhensis, ♂ genitalia (same data as Fig. 4, prep. CMWM, Heterocera 13797); uncus-tegumen, lateral view; right valva, ventral view; phallus, ventral view. — Scale Fig. 7 = 1 mm (Fig. 7 pinx. Kallies, Fig. 8 pinx. de Freina). brown to orange (le mon yel low in S. tibetensis; brown in ler 1990), but later, due to superficial similarity, trans­ S. siningensis); te gu lae fus cous (basally brown to orange ferred to the genus Dasysphecia Hampson, 1919 (Špa­ in S. siningensis and S. ti be tensis). tenka et al. 1993). At that time the genus Da sy sphe cia was considered closely related to Sesia, thus, be lon ging Other differences can be found in the genitalia: ter mi­ n al setaceous lobe of valva large, occupying two thirds to the tribe Sesiini. Recently, however, Kallies & Arita of apex (smaller in S. siningensis); saccus narrow (saccus (2005) clarified that Dasysphecia is not closely al lied to strong, apically broadened in S. siningensis); gnathos Sesia but belongs to the tribe Cissuvorini Duck worth relatively short (long in S. tibetensis) & Eichlin, 1977. The generic identity of S. la da khen sis be came evident when the wing venation of the hol otype S. gloriosa is known only from a single ♀, the holotype. It was re­examined and some ♂ speci mens of this species is very similar to both S. siningensis and S. tibetensis and were collected by Kautt and Weisz in Spiti (Weisz 1996, may in fact be a senior synonym of one of the two. unpubl.) and by one of the authors in Lah oul (de Frein a, Variability. One specimen from Lahoul has a darker in prep.). Both wing venation and the mor phology of the ground color, the yellow pattern is paler, lacking the ♂ ge nitalia clearly indicated that S. la dakhensis be longs orange scales and the labial palps are nearly white. to the genus Sesia. We here provide pho to graphs of the Sesia ladakhensis Špatenka, 1990 comb. rev. ho lotype and for the first time fi gure a ♂ spe cimen as well as genitalia and abdominal seg ments. De spite its un usual (Figs. 3–6, 8) external ap pear ance, the struc tures of the ♂ ge nitalia are Material: Holotype ♀, Ladakh, Kargil, 2950 m, in SMFL (Fig. con sis tent with the ge ner al mor pho logy of the genitalia 3). 1 ♂, India N, Himachal Pradesh, Spiti, Spiti valley, 7 km SE Kaza, 4150 m, 3. viii. 1994 Ph., leg. P. Kautt & V. Weisz of the genus Sesia (com pare Špa tenka et al. 1999). (CAK). 2 ♂♂, Nordindischer Himalaja, Himalchal Pradesh, Remark. Although it is likely that the ♂ specimens des cri­ Lahaul, Chandra­Tal, 5 km ESE Gondla, Rauling, 3150 m, 18.–22. vii. [19]98, leg. et coll. CDF (in CMWM) (gen i ta lia on bed here do belong to S. ladakhensis, we cannot rule out slide CMWM Heterocera 13797, fec. de Frei na) (Figs. 4–6, 8). that they belong to a different species. This is partly due This species was described from a single badly worn ♀ to the poor condition of the holotype of S. la da kh en sis from Kargil, Ladakh, Northern India (Fig. 3). It was ori­ but also to the fact that ♂♂ and ♀♀ in some spe cies of gin ally proposed in the genus Sesia (Špatenka & Scha wal­ Sesia are distinctly different. © Entomologischer Verein Apollo e. V., Frankfurt am Main 172 Acknowledgements 4: 1–85. (An updated version of this checklist can be found under members.mywave.at/m204259aa/Check lst.htm.) The first author is grateful to Peter Kautt for his Špatenka, K., Gorbunov, O., Laštůvka, Z., Toševski, I., & Arita, friendship and for his generous donation of some of the Y. (1999): Handbook of palaearctic macrolepidoptera, 1: specimens described in this study. We further thank Ulf Sesiidae — Clearwing moths. — Wallingford (Gem Publ.), 569 Buchsbaum (ZSM) for providing photographs of ge ni ta­ pp. lia and to Daniel Bartsch (SMNS) for providing photo­ ———, Laštůvka, Z., Gorbunov, O., Toševski, I., & Arita, Y. graphs of the holotype of Sesia ladakhensis, deposited in (1993): Die Systematik und Synonymie der Palae ark ti schen Glasflügler­Arten (Lepidoptera, Sesiidae). — Nachr ich ten SMFL. des Entomologischen Vereins Apollo, Frankfurt am Main, N.F. 14 (2): 81–114. References ———, & Schawaller, W. (1990): Eine neue Glasflügler­Art aus dem West­Himalaya Ladakhs: Ein weiterer Fall von Mim i kry? — Eichlin, T. D., & Taft, W. H. (1988): A new Sesia clearwing moth Senckenbergiana biologica, Frankfurt am Main, 70: 71–75. from Michigan (Sesiidae). — Journal of the Lepi do pte rists’ Weisz, V. (1996, unpubl.): Faunistische und ökologische Un ter­ Society, Beltsville, 42 (3): 231–235. su chun gen an ausg e suchten Lepidopterenfamilien in den Kallies, A., & Arita, Y. (2005): Systematic position of the genus west hi ma laya nischen Tro ckentälern Spiti, Ladakh und Da sy sphecia (Lepidoptera, Sesiidae, Cissuvorini) with La houl unter be sonderer Be rück sich ti gung des Oberen de scrip tions of two new bumble bee mimicking species from Spiti­Val leys. — Un published thesis (Zulassungsarbeit zur nor th ern Viet nam. — Transactions of the Le pi do pte ro lo gic al Wis sen schaftlichen Prüfung für das Lehramt an Gymnasien Society of Japan, Tokyo, 56 (2): 85–92. an der naturwissenschaftlichen Fakultät), Eber hard­Karls­ Pühringer, F., & Kallies, A. (2004): Provisional checklist of the Uni ver sity Tü bingen, 101 pp., 9 pls. Se siidae of the world (Lepidoptera: Ditrysa). — Mitt ei lun gen der Entomologischen Arbeitsgemeinschaft Salzk am mer gut, Received: 11. iii. 2009 © Entomologischer Verein Apollo e. V., Frankfurt am Main, November 2009 ISSN 0723­9912 © Entomologischer Verein Apollo e. V., Frankfurt am Main