Potamotherium
Odobenus_rosmarus
Arctocephalus_pusillus
Otaria_byronia
Erignathus_barbatus
Halichoerus_grypus
Phoca_vitulina
Pliophoca_etrusca
Monachus_monachus
Callophoca_obscura
Mirounga_leonina
Homiphoca_capensis
Piscophoca_pacifica
Hadrokirus_martini
Acrophoca_longirostris
Hydrurga_leptonyx
Lobodon_carcinophaga
Ommatophoca_rossii
Leptonychotes_wedellii