Eugoa bipuncta ( Heylaerts, 1891 )

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 : 479

Eugoa bipuncta ( Heylaerts, 1891)

( Figs. 10 , 29 , 46 )

Paidia bipuncta Heylaerts, 1891 , C.R. Soc. Ent. Belge 35: 414. TL: Java.

Eugoa bipuncta Heylaerts : Hampson, 1900, Cat. Lep. Phal. Br. Mus. 2: 547, pl. 34: 6. Eugoa bipuncta heylaertsi Seitz, 1914 , Macrolep. World 10: (121) 122, pl. 18m.

Redescription ( Figs. 10a, b ). Wingspan 15–16 mm in male, 16–18 mm in female. Forewing with light brown median area and dark brown distal area, with one small, dark spot in discal area; postmedian fascia almost straight; cilia pale. Hindwing pale yellow, mottling with gray in distal half; cilia yellowish. Male genitalia ( Fig. 29 ). Uncus curved inwardly, with small spine apically. Valvae tapering, acute apex slightly dentated, with weakly setose. Saccus boat-shaped, strongly sclerotized. Aedeagus stout, weakly sclerotized apically, and with one slender, spineshaped cornutus. Female genitalia ( Fig. 46 ). Lamella antevaginalis weakly sclerotized, slightly arch-shaped. Ductus bursae short, weakly sclerotized partly. Corpus bursae ovoid, heavily covered with thin spines in distal half and a bundle of sharp spines near cervix of bursae.

Material examined. Cambodia. 1 ♀, Pursat (N12˚19′6.5″, E103˚03′3.8″), 1–4.V.2010 (YS Bae, YK Kim and DY Chae), Gen. Slide No. INU-1374, 1554; 1 ♂, Seima (N12˚16′37″, E107˚03′57″), 10.XI.2011 (YS Bae, YK Kim, YD Ju, BS Park and HJ Lee), Gen. Slide No. INU-1352; 1 ♀, Kep (N10˚29′25″, E104˚18′13″), 17.VII.2012 (YS Bae, YD Ju, XV Le, BS Park and HJ Lee); 1 ♂, 1 ♀, Kirirom (N11˚19′14.77″, E104˚02′11.67″), 6.II.2014 (YS Bae, KS Oh, YD Ju, MJ Qi, BS Park, SM Na, JW Kim and DJ Lee), Gen. Slide No. INU-1553, 1375; 2 ♀, Bokor (N10˚39′11″, E104˚05′00″), 26.XII.2014 (YS Bae, YD Ju, MJ Qi, U Bayarsaikhan, BS Park, SM Na, JW Kim & DJ Lee); 1 ♂, Samkos (N12˚12′12.6″, E102˚52′10.8″), 7.II.2015 (YS Bae, YD Ju, BS Park, SM Na, JW Kim and DJ Lee).

Distribution. Cambodia (Bokor, Kep, Kirirom, Pursat, Samkos, Seima), China, Thailand, Peninsular Malaysia, Sundaland, Sulawesi, Lesser Sundas.

Remarks. This species was reported from Cambodia by Bucsek (2008).

Figures

FIGURES 9–12. Adults of genus Eugoa spp. 9a. Eugoa muluana, male (INU-1550). 9b. ditto, female (INU-1549). 10a. E. bipuncta, male (INU-1552). 10b. ditto, female (INU-1375). 11a. E. vasta, male (INU-1579). 11b. ditto, female (INU-1582). 12a. ditto, male (NBC: RMNH910302]-1). 12b. ditto, female (NBC: RMNH910301]-1).

FIGURES 26–31. Male genitalia of genus Eugoa spp. 26. Eugoa formosicola n. st. (INU-1343). 27. E. arguta n. sp. (INU- 1598).28.E. muluana (INU-1550).29. E.bipuncta (INU-1352).30. E. vasta (INU-1580).31. ditto (NBC:RMNH843439]a-1; RMNH843439]b-1).

FIGURES 45–50. Female genitalia of genus Eugoa spp. 45. Eugoa formosicola n. st. (INU-1624). 46. E. bipuncta (INU- 1375).47.E. argutan. sp. (INU-1606).48.E.muluana (INU-1549). 49. E. vasta (INU-1583).50.E.latera (INU-1591).