Mammalia - Carnivora - Otariidae
Alternative spelling: Arctocephalas
Synonyms: Arctophoca Peters 1866, Euotaria Gray 1869, Gypsophoca Gray 1866, Halarctos Gill 1866, Halarctus Gill 1866, Otaria (Arctophoca) Peters 1866
Parent taxon: Otariidae according to A. Berta 2009
Sister taxa: Arctocephalinae, Callorhinus, Eumetopias, Eumetopiina, Hydrarctos, Neophoca, Oriensarctos, Otaria, Otariinae, Otariini, Phocarctos, Pithanotaria, Thalassoleon, Zalophina, Zalophus
Subtaxa: Arctocephalus (Arctocephalus), Arctocephalus (Callotaria), Arctocephalus australis, Arctocephalus californianus, Arctocephalus doriferus, Arctocephalus elegans, Arctocephalus falklandicus, Arctocephalus fischeri, Arctocephalus forsteri, Arctocephalus galapagoensis, Arctocephalus gazella, Arctocephalus nigriscens, Arctocephalus nivosus, Arctocephalus philippi, Arctocephalus philippii, Arctocephalus pusillus, Arctocephalus tasmanica, Arctocephalus townsendi, Arctocephalus tropicalis, Gypsophoca subtropicalus, Halarctus delalandii
Ecology: amphibious piscivore