Diduga amoenusa Bucsek, 2012

Bayarsaikhan, Ulziijargal, Lee, Dong ˗ June & Bae, Yang ˗ Seop, 2018, Three new species of Diduga Moore, [1887] (Lepidoptera, Erebidae, Arctiinae) from Cambodia, Zootaxa 4514 (3), pp. 411-424 : 420

Diduga amoenusa Bucsek, 2012

( Figs. 6 , 13 )

Diduga amoenusa Bucsek, 2012 , Erebidae , Arctiinae ( Lithosiinae , Arctiini ) of Malay Peninsula˗ Malaysia: 25, pl. 4: 53. TL: peninsular Malaysia (Cameron Highlands, Tanah Rata env.).

Diagnosis. Length of forewing 5 mm in male. D. amoenusa differs from other Cambodian species by having the hind border of white yellowish markings in forewing not dentate; hindwing pale brown ( Fig. 6 ); in male genitalia, tegumen broadly arch˗shaped, membranous, with heavily setose; valva tapering, with heavily setose; aedeagus weakly scclerotized and vesica with a bundle of short spines, and one irregular, sclerotized cornutus ( Fig. 13 ).

Material examined. 1 ♂, Cambodia, Samkos , Koh Kong Prov. (N12˚12′47.8″, E102˚54′23.8″), 23.XII.2014 (YS Bae, YD Ju, MJ Qi, U Bayarsaikhan, BS Park, SM Na, JW Kim, DJ Lee), Gen. Slide No. INU˗1411C .

Distribution. Cambodia (Koh Kong province), peninsular Malaysia.

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

Figures

FIGURES 1–6. Adults of genus Diduga spp. from Cambodia. 1a. D. albicosta, male (INU˗1742C). 1b. ditto, female (INU˗1998C). 2a. D. dubatolovi n. sp., male (holotype, INU˗1775C). 2b. ditto, female (paratype, INU˗1193C). 3a. D. kohkongensis n. sp., male (holotype, INU˗1412C). 3b. ditto n. sp., female (paratype, INU˗1743C). 4. D. bispinosa n. sp., male (holotype, INU˗1415C). 5. D. barlowi, male (INU˗1410C). 6. D. amoenusa, male (INU˗1411C).

FIGURES 12–16. Male genitalia of genus Diduga spp. from Cambodia. 12. D. albicosta (INU˗1194C). 13. D. amoenusa (INU˗1411C). 14. D. barlowi (INU˗1410C). 15. D. alternota (INU˗1424C). 16. D. annulata (INU˗1420C). Scale bar = 0.5 mm.