Family Cetopsidae

Cetopsidium - Cetopsidium was described in 2005, its name coming from the Cetopsis, the first described cetopsid genus, and idium which means dimunutive, in reference to the relatively small size of Cetopsidium species.

Cetopsis - Cetopsis is a genus of catfishes of the family Cetopsidae.

Denticetopsis - The original concept of Denticetopsis described by Ferraris in 1996 was restricted to two species, D.

Helogenes - Helogenes is a genus of catfish of the family Cetopsidae.

Paracetopsis - Paracetopsis species are known from rivers of the Pacific Ocean versant.