A new species of genus Trilocha Moore, [1860] from Great Nicobar Island, India (Lepidoptera, Bombycoidea, Bombycidae) Author Singh, Navneet Zoological Survey of India, M-Block, New Alipore, Kolkata- 700053, WB, India. & nsgill 007 @ gmail. com; https: // orcid. org / 0000 - 0002 - 6657 - 7983 nsgill007@gmail.com Author Ahmad, Jalil 0000-0001-7719-864X Zoological Survey of India, M-Block, New Alipore, Kolkata- 700053, WB, India. & jalilahmad 23046 @ gmail. com; https: // orcid. org / 0000 - 0001 - 7719 - 864 X jalilahmad23046@gmail.com Author Chandra, Kailash Zoological Survey of India, M-Block, New Alipore, Kolkata- 700053, WB, India. & kailash 611 @ rediffmail. com; https: // orcid. org / 0000 - 0001 - 9076 - 5442 kailash611@rediffmail.com text Zootaxa 2021 2021-05-17 4970 3 586 592 journal article 6268 10.11646/zootaxa.4970.3.10 43f9010f-17d7-41d4-9312-2c27532e927f 1175-5326 4766668 40C20B9B-78B9-472D-94D8-CA8330ED1DA2 Trilocha varians varians ( Walker, 1855 ) ( Figs 4–6 , 10–12, 16–17 ) Naprepa varians Walker, 1855: 1153 Material examined. India : 1 ♂ , Calcutta [Kolkata], 26.10. [18]89, leg. J. Wood-Mason (NZCZSI, 7431/H10) ; 1 ♂ , Calcutta [Kolkata], leg . N. Annandale (NZCZSI, 7432/H10) ; 1 ♂ , Calc. [Kolkata], 712/8, 31.1.[18]88, male found copulating with below female (NZCZSI, 7433/H10) ; 1 ♀ , Calc. [Kolkata], 713/8, 31.1.[18]88, female found copulating with above male (NZCZSI, 7434/H10) ; 1 ♂ , Calc. , [Kolkata], 21.1.[18]88, fed on Buckool tree, with rich green leaves, Bombycid moth reared from caterpillar (NZCZSI, 7435/H10) ; 1 ♂ , Peradeniya , Ceylon [ Sri Lanka ], [?].10.1910, Green Collection (NZCZSI, 7436/H10) . Remark: Valva of the specimen from Sri Lanka is slightly broader than that of Indian population. Female genitalia of T. varians are illustrated for the first time.