Tetrapleurodon

Tetrapleurodon
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Infraphylum: Agnatha
Superclass: Cyclostomi
Class: Petromyzontida
Order: Petromyzontiformes
Family: Petromyzontidae
Genus: Tetrapleurodon
(Creaser & Hubbs 1922)
Type species
Tetrapleurodon spadiceus
(Bean 1887)
Synonyms

Tetrapleurodon is a genus of lampreys that are endemic to the Lerma–Chapala basin in west–central Mexico. Both species are threatened.