Eugoa tessellata Holloway, 2001

Bayarsaikhan, Ulziijargal, Bucsek, Karol & Bae, Yang-Seop, 2018, A review of the genus Eugoa Walker (Lepidoptera, Erebidae, Arctiinae, Lithosiini) in Cambodia, with the description of a new species, Zootaxa 4403 (3), pp. 469-494 : 474-476

Eugoa tessellata Holloway, 2001

( Figs. 6 , 25 , 44 )

Eugoa tessellata Holloway, 2001 , Moths of Borneo 7: 420, pl. 7: 354. TL: Sabah.

Redescription ( Figs. 6a, b ). Wingspan 20–22 mm in male, 21–23 mm in female. Forewing ground color pale gray, mottling with brown on whole surface, markings dark brown, and one brown discoidal spot; cilia pale grayish, mixed with brown scales. Hindwing pale yellowish, with fuscous band in dorsum; cilia yellowish. Male genitalia ( Fig. 25 ). Uncus stout, curved inwardly, with small spine apically. Valvae tapering, weakly angled apex, covered with setae; basal process of valva triangular. Juxta with a pair wing-shaped projection. Aedeagus sclerotized apically, with small to large spine-shaped projections in distal end, and with one stout spine-shaped cornutus. Female genitalia ( Fig. 44 ). Lamella antevaginalis membranous; lamella postvaginalis weakly covered with setae. Ductus bursae half the length of corpus bursae, covered with thin spines. Corpus bursae ovoid, heavily covered with thin spines.

Material examined. Cambodia. 1 ♂, Pursat (N12˚05′8.4″, E103˚11′28.1″), 3.V.2010 (YS Bae, XV Le and DY Chae), Gen. Slide No. INU-1561; 11 ♂, 19 ♀, Cardamom (N12˚20′09″, E107˚18′54″), 28–29.VI.2011 (YS Bae, XV Le, BS Park, U Bayarsaikhan, BS Park, MS Kim and KW Kim), Gen. Slide No. INU-1560, 1562, 1563, 1564; 1 ♀, Koh Kong (N11˚34′6.08″, E103˚13′59.09″), 7.II.2014 (YS Bae, KS Oh, YD Ju, MJ Qi, BS Park, SM Na, JW Kim and DJ Lee); 1 ♀, Samkos (N12˚12′40″, E102˚52′13″), 23.XII.2014 (YS Bae, YD Ju, MJ Qi, U Bayarsaikhan, BS Park, SM Na, JW Kim and DJ Lee).

Distribution. Cambodia (Cardamom, Koh Kong, Pursat, Samkos), Thailand, Borneo, Sumatra. Remarks. This species was reported from Cambodia by Bucsek (2008).

Figures

FIGURES 5–8. Adults of genus Eugoa spp. 5a. Eugoa obliquipuncta, male (INU-1556). 5b. ditto, female (INU-1557). 6a. E. tessellata, male (INU-1560). 6b. ditto, female (INU-1563). 7a. E.formosicola n. st., male (INU-1536).7b. ditto, female (INU- 1524).8a. E.arguta n. sp., male (INU-1599). 8b. ditto, female (INU-1606).

FIGURES 20–25. Male genitalia of genus Eugoa spp. 20. Eugoa malayicola (INU-1547).21. E.gabrielae (INU-1527).22. E. mangle (INU-1552).23. E.kuznetzovi (INU-1592).24. E. obliquipuncta (INU-1556).25. E.tessellata (INU-1564).

FIGURES 39–44. Female genitalia of genus Eugoa spp. 39. Eugoa malayicola (INU-1565).40. E. gabrielae (INU-1528). 41. E. mangle (INU-1346).42.E.kuznetzovi (INU-1593). 43. E. obliquipuncta (INU-1557).44.E.tessellata (INU-1563).