Genus Nacolus Jacobi

Nacolus Jacobi 1914: 381; Tang & Zhang 2010b: 59–60. Type species: Nacolus gavialis Jacobi, by original designation (junior synonym of N. tuberculatus Walker).

Ahenobarbus Distant 1918: 28 . Type species: Ahenobarbus assamensis Distant, by original designation (junior synonym of N. tuberculatus Walker). Synonymised by Evans 1946b: 46.

Mellia Schmidt, 1920b: 127 . Type species: Mellia granulata Schmidt, by original designation.

Melliola Hedicke 1923: 72 . nom. nov. pro Mellia Schmidt 1920b, synonymized by Tang & Zang 2019b: 59.