Subgenus Hexarhopalus Fairmaire, 1891

Hexarhopalus Fairmaire, 1891: XIX. Type species Hexarhopalus sculpticollis Fairmaire, 1891 (by monotypy).

Hexarhoptrum Fairmaire, 1894: 38 [unnecessary RN]. Type species Hexarhopalus sculpticollis Fairmaire, 1891 (synonymized by Bečvář & Purchart, 2008).

Apteroleprocaulus Kaszab, 1983: 182 (subgenus). Type species: Leprocaulus montanus Kaszab, 1982: 73 (by original designation, and synonymized by Bečvář & Purchart, 2008).

Laosocryptobates Pic, 1928: 25 . Type species: Laosocryptobates tuberculatus Pic, 1928 (synonymized by Bečvář & Purchart, 2008).