Diduga alternota Bucsek, 2014

(Figs. 7, 15, 18)

Diduga alternota Bucsek, 2014, Erebidae, Arctiinae ( Lithosiini, Arctiini) of Malay Peninsula˗ Malaysia. Suppl.: 8, pl. 1: 11, 11a, gen. MalS09. TL: peninsular Malaysia (Pahang dist. Endau Rompin State Park).

Diagnosis. Length of forewing 5˗6 mm in male and female. D. alternota is similar to D. annulata, both of them with dark fascia in brown forewing, but it can be distinguished by the following characters: forewing more dark brown ground color, with a pale discoidal dot ringed dark line; hindwing brown, with a large dark patch of androconia near tornus, which inside of the spot has small light brown stain.

Material examined. Cambodia: 1 ♂, 1 ♀, Bokor, Kampot Prov. (N10˚39′11″, E104˚03′11″), 15.I.2013 (YS Bae, YD Ju, Xv Le, BS Park, HJ Lee), Gen. Slide No. INU˗1418C, 1416C ; 2 ♂, Bokor, Kampot Prov. (N10˚39′11″, E104˚03′11″), 27.XII.2014 (YS Bae, YD Ju, MJ Qi, U Bayarsaikhan, BS Park, SM Na, JW Kim, DJ Lee), Gen. Slide No. INU˗1423C, 1760C ; 1 ♂, Samkos, Koh Kong Prov. (N12˚12′47.8″, E102˚54′23.8″, Alt: 854 m), 22.XII.2014 (YS Bae, YD Ju, MJ Qi, U Bayarsaikhan, BS Park, SM Na, JW Kim, DJ Lee), Gen. Slide No. INU˗1424C .

Distribution. Cambodia (Kampot, Koh Kong provinces), peninsular Malaysia.

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