Pseudohemiodon

Pseudohemiodon
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Siluriformes
Family:	Loricariidae
Subfamily:	Loricariinae
Tribe:	Loricariini
Genus:	Pseudohemiodon Bleeker, 1862
Type species
Hemiodon platycephalus Kner, 1853

Pseudohemiodon is a genus of armored catfishes native to South America.

There are currently seven recognized species in this genus:

Pseudohemiodon is distributed in the Amazon, Orinoco, and Paraná River basins.

The body of Pseudohemiodon species is very flat and the pelvic fins are used mainly for locomotion on sand. Sexual dimorphism is unknown.

like other members of the Pseudohemiodon group, Pseudohemiodon occurs primarily over sandy substrates. Also like the other genera in the Pseudohemiodon group, species of this genus are abdomino-lip brooders. The very large eggs are incubated by the male.

...
Wikipedia