Opinions from C. A. Repenning and R. H. Tedford 1977
- 'Aivukus belongs to Odobeninae'
- 'Aivukus cedrosensis belongs to Aivukus'
- 'Alachtherium belongs to Odobeninae'
- 'Allodesmus belongs to Desmatophocidae'
- 'Allodesmus kernensis belongs to Allodesmus'
- 'Allodesmus packardi belongs to Allodesmus'
- 'Arctocephalina was reranked as the subfamily Arctocephalinae and belongs to Otariidae'
- 'Arctocephalus belongs to Otariidae'
- 'Arctocephalus forsteri belongs to Arctocephalus'
- 'Arctocephalus galapagoensis belongs to Arctocephalus'
- 'Arctocephalus gazella belongs to Arctocephalus'
- 'Arctocephalus townsendi belongs to Arctocephalus'
- 'Atopotarus courseni is recombined as Allodesmus courseni'
- 'Callorhinus belongs to Otariidae'
- 'Desmatophoca oregonensis belongs to Desmatophoca'
- 'Desmatophocidae belongs to Otarioidea'
- 'Dusignathinae belongs to Odobaenidae'
- 'Dusignathus belongs to Dusignathinae'
- 'Dusignathus santacruzensis belongs to Dusignathus'
- 'Enaliarctinae was reranked as the family Enaliarctidae and belongs to Otarioidea'
- 'Enaliarctos belongs to Enaliarctidae'
- 'Enaliarctos mealsi belongs to Enaliarctos'
- 'Eumetopias belongs to Otariidae'
- 'Eumetopias watasei is recombined as Oriensarctos watasei'
- 'Gypsophoca tropicalis is recombined as Arctocephalus tropicalis'
- 'Imagotaria belongs to Dusignathinae'
- 'Neophoca belongs to Otariidae'
- 'Neotherium belongs to Dusignathinae'
- 'Odobaenidae is corrected as Odobenidae and belongs to Otarioidea'
- 'Odobeninae belongs to Odobaenidae'
- 'Odobenus belongs to Odobeninae'
- 'Oriensarctos belongs to Otariidae'
- 'Otaria belongs to Otariidae'
- 'Otaria (Arctophoca) philippii is recombined as Arctocephalus philippii'
- 'Otaria cinerea is recombined as Neophoca cinerea'
- 'Otariina was reranked as the family Otariidae and belongs to Otarioidea'
- 'Otariinae belongs to Otariidae'
- 'Phoca australis is recombined as Arctocephalus australis'
- 'Phoca jubata belongs to Phoca' according to Schreber 1776
- 'Phoca pusilla is recombined as Arctocephalus pusillus'
- 'Phoca ursina is recombined as Callorhinus ursinus'
- 'Phocarctos belongs to Otariidae'
- 'Pithanotaria belongs to Otariidae'
- 'Pithanotaria starri belongs to Pithanotaria'
- 'Pliopedia belongs to Dusignathinae'
- 'Pliopedia pacifica belongs to Pliopedia'
- 'Pontolis magnus is a nomen dubium'
- 'Pontolis is a nomen dubium'
- 'Prorosmarus belongs to Odobeninae'
- 'Thalassoleon belongs to Otariidae'
- 'Thalassoleon macnallyae belongs to Thalassoleon'
- 'Thalassoleon mexicanus belongs to Thalassoleon'
- 'Trichechus antverpiensis is recombined as Alachtherium antverpiensis'
- 'Odobenus koninckii is a nomen dubium'
- 'Zalophus belongs to Otariidae'
- 'Zalophus kimitsensis is a nomen dubium'