Melalgus feanus (Lesne)

Heterarthron feanus Lesne, 1899: 629, 634.

Distribution in mainland China: Unspecified locality in mainland China (Borowski & Węgrzynowicz 2012). New record for ZJ #, Gutianshan NNR, 29°22’N 118°13’E, 345m (3♀); 29°24’N 118°11’E, 348m (1♀); 29°25’N 118°11’E, 507m (1♂ 4♀); 118°12’E, 402m (1♀); 118°13’E, 345m (1♀); 118°14’E, 665m (1♂ 1♀); 118°15’E, 880m (3♀); 29°27’N 118°14’E, 647m (1♀), 2010, local collector. (NME)

Other distribution. India, Burma, Thailand and Vietnam (Borowski & Węgrzynowicz 2012).

Biology. The larvae have been collected from Mallotus philippinensis (Lam.) Müll.Arg. (Euphorbiaceae) and the adults have been collected from caged wood of an unknown species in May (Liu & Beaver 2018).