Sigmuncus arcuata (Hampson, 1897)
Figs. 10, 11
Sadarsa arcuata Hampson, 1897, J. Bombay nat. Hist. Soc., 11: 454. Syntypes: India: Sikkim; Meghalaya; Khasis (BMNH). Gyrtona camptobasis Hampson, 1897, J. Bombay nat. Hist. Soc., 11: 454.
Gyrtona arcuata: Hampson, 1912, Cat. Lepid. Phal. Br. Mus., 11: 207.
Sigmuncus arcuata: Holloway,1976, Malay. Nat. J., 38: 284.
Diagnosis. This species is close to S. albigrisea . Besides the differences mentioned above, there is also a black patch at the tornus of the forewing in S. arcuata, but no black patch in S. albigrisea .
Material examined. None.
Distribution. China (Hainan, Hong Kong), India, Southeast Asia. The species was reported for China by Ades & Kendrick (2004).
Remarks. Poole (1989) reffered this species as a Gyrtona . Based on the wing patterns and the genitalia, we follow the treatment of Holloway (1985), placed it to the genus Sigmuncus .