Taxa Count: 28

ODOBENIDAE

Aivukus cedrosensis

Alachtherium

Alachtherium cretsii

Dusignathus

Dusignathus santacruzensis

Dusignathus seftoni

Genus

Imagotaria

Imagotaria downsi

Neotherium

Neotherium mirum

Odobenus

Odobenus rosmarus

Odobenus virginianus

Ontocetus

Ontocetus emmonsi

Ontocetus oxymycterus

Pliopedia pacifica

Pontoleon magnus

Pontolis magnus

Proneotherium repenningi

Prorosmarus

Prorosmarus alleni

Prosmarus

Prototaria planicephala

Pseudotaria muramotoi

Trichechodon huxleyi

Valenictus imperialensis