Diduga albicosta Hampson, 1891

Bayarsaikhan, Ulziijargal, Hirai, Norio, Černý, Karel, Kwon, Hyung-Wook & Bae, Yang-Seop, 2020, A new species and four new records of Diduga Moore (Lepidoptera, Erebidae Arctiinae) from Thailand, Zootaxa 4860 (3), pp. 393-400 : 395

Diduga albicosta Hampson, 1891

( Figs 2a, 2b , 9 , 16 )

Diduga albicosta Hampson, 1891 , Ill. Typical Spec. Lep. Het. Colln. Br. Mus. 8: 5, 53, pl. 140: 17. TL: India (Nilgiris). Androstigma albicosta: Hampson, 1893 , Ill. Typical Spec. Lep. Het. Colln. Br. Mus. 9: 82, pl. 158, f. 25.

Material examined. 1 ♀, Thailand, Kanchanaburi , Erawan , 19.VIII.1981 (H. Kuroko, S. Moriuti, Y. Arita & Y. Yoshiyasu), Gen. Slide No. OPU˗036(INU˗10273) Thailand (Coll. OPU) . 1 ♀, SE Thailand, Chantaburi Prov. , 265m, Bar Ta Moon, Soi Dao Dist. (N13˚3′40″, E102˚14′45″), 21.XI.2005 (leg. K. Černý), Gen. Slide No. INU˗10370 Thailand ; 1 ♀,SW Thailand , Nakhon Si Tammarat, Khao Luang region, Nopphitamenv. , 70m (N8˚44.043′, E99˚41.450′), 6.XII.2007 (leg. K. Černý), Gen. Slide No. INU˗10368 Thailand ; 1 ♀, C Thailand , Nakhon Ratcha- sima, 490m (N14˚22.555′, E101˚51.890′), 29.IX.2008 (leg. K. Černý), Gen. Slide No. INU˗10367 Thailand ; 1 ♂, C Thailand, Nakhon Ratchasima , 600m (N14˚27.55′, E101˚59.55′), 28.X.2010 (leg. K. Černý), Gen. Slide No. INU˗10369 Thailand (Coll. CKC).

Distribution. Thailand ( Černý & Pinratana 2009), China ( Bayarsaikhan et al. 2020), India ( Kirti & Singh 2015), Sri Lanka ( Moore [1887]), Cambodia ( Bayarsaikhan et al. 2018), Peninsular Malaysia ( Bucsek 2012).

Remarks. This species was reported from Thailand (Phetchabun, Nakhon Nayok, Chanthaburi, Phang Nga, Trat, Ranong and Surat Thani Provinces) by Černý & Pinratana (2009: 12, pl. 1: 16). In this study, we report for Kanchanaburi, Nakhon Si Tammarat and Nakhon Ratchasima Provinces of Thailand for the first time.

Figures

FIGURES 1–7. Adults of Diduga from Thailand (Coll. of OPU and CKC). 1a. D. sphaeracephalus n. sp., male (holotype, OPU˗037(INU˗10280T)). 1b. ditto, female (paratype, OPU˗028(INU˗10281T)). 2a. D. albicosta, male (INU(CKC)˗10369T). 2b. ditto, female (OPU˗036(INU˗10273T)). 3a. D. trichophora, male (INU(CKC)˗10372T). 3b. ditto, female (INU(CKC)˗10366T). 4. D. alternota, male (INU(CKC)˗10374T). 5. D. bispinosa, male (OPU˗037(INU˗10282T)). 6. D. dubatolovi, male (OPU˗029(INU˗10278T)). 7. D. allodubatolovi, male (OPU˗038(INU˗10275T)).

FIGURES 8–14. Male genitalia of Diduga from Thailand (Coll. of OPU and CKC). 8a. D. sphaeracephalus n. sp., holotype (OPU˗037(INU˗10280T). 8b. Apical dentated plate of aedeagus vesica, holotype (OPU˗037(INU˗10280T)). 9. D. albicosta (INU(CKC)˗10369T). 10. D. trichophora (INU(CKC)˗10365T). 11. D. alternota (INU(CKC)˗10374T). 12. D. bispinosa (OPU˗027(INU˗10282T)). 13. D. dubatolovi (OPU˗029(INU˗10278T)). 14. D. allodubatolovi (OPU˗038(INU˗10275T)).

FIGURES 15–17. Female genitalia of Diduga from Thailand (Coll. of OPU and CKC). 15. D. sphaeracephalus n. sp., paratype (OPU˗028(INU˗10281T)). 16. D. albicosta (OPU˗036(INU˗10273T)). 17. D. trichophora (INU(CKC)˗10371T).