Eugoa unicolora Bucsek, 2008

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 : 484

Eugoa unicolora Bucsek, 2008

( Figs. 17 , 38 , 56 )

Eugoa unicolora Bucsek, 2008 , Entomofauna 22(26): 442, figs. 58, 59, 112, 113. TL: Peninsular Malaysia.

Redescription ( Figs. 17a, b ). Wingspan 18 mm in male, 19 mm in female. Forewing ground color homogenously dark brown, with small discoidal and basal black spots; cilia dark brownish, mixed with light brown scales. Hindwing fuscous gray; cilia pale, mixed with brown scales. Male genitalia ( Fig. 38 ). Uncus slender, curved inwardly, with small spine apically. Valvae asymmetrical, with angled, weakly sclerotized swollen projection in basal of costal margin; apex of right valva large, falcate-shaped, in left valva narrower than right; basal saccular process short, triangular, strongly sclerotized. Aedeagus slender, weakly sclerotized whole of length, with one small apical spine, and scobinate. Female genitalia ( Fig. 56 ). Lamella antevaginalis with a rectangular, sclerotized plate; lamella postvaginalis with two weakly sclerotized, elongated projections. Ductus bursae tubular, weakly sclerotized, almost same length with corpus bursae. Corpus bursae ovoid, membranous, without signum.

Material examined. Cambodia. 1 ♂, 3 ♀, Seima, 3-8.VII.2009 (YS Bae and DY Chae), Gen. Slide No. INU- 1586, 1587 ; 2 ♂, Seima (N12˚18′29″, E107˚04′54.80″), 11.I.2013 (I) (YS Bae, YD Ju, BS Park and HJ Lee), Gen. Slide No. INU-1356, 1581.

Distribution. Cambodia (Seima), Thailand, Peninsular Malaysia.

Remarks. This species was reported from Cambodia by Bae et al. (2016).

Figures

FIGURES 13–19. Adults of genus Eugoa spp. 13a. Eugoa aliquotpunctata, male (INU-1514). 13b. ditto, female (INU-1517). 14a. E. nata, male (INU-1520).14b.ditto, female (INU-1852).15a.E.lucea, male (INU-1478).15b. ditto, female (INU-1856). 16a. Eugoa tineoides, male (INU-1894).16b.ditto, female (INU-1572). 17a. E.unicolora, male (INU-1586).17b.ditto, female (INU-1589). 18a. E. latera, male (INU-1590). 18b. ditto, female (INU-1591). 19a. E. cernyi, male (INU-1558). 19b. ditto, female (INU-1559).

FIGURES 32–38. Male genitalia of genus Eugoa spp.32.Eugoa aliquotpunctata (INU-1355).33. E.nata (INU-1519). 34. E. cernyi (INU-1558). 35. E. latera (INU-1590). 36. E. lucea (INU-1478). 37. E. tineoides (INU-1523). 38. E. unicolora (INU- 1356).

FIGURES 51–56. Male genitalia of genus Eugoa spp. 51. Eugoa aliquotpunctata (INU-1515). 52. E. cernyi (INU-1559). 53. E. nata (INU-1853). 54. E. lucea (INU-1856). 55.E. tineoides(INU-1572). 56. E.unicolora (INU-1589).