Zalophus Gill, 1866 . Proc. Essex Inst. Salem, 5:7.
TYPE SPECIES: " Otaria Gilliespii Macbain ", 1858 (= Otaria californiana Lesson, 1828).
COMMENTS: Included in Arctocephalus by Van Gelder (1977b). Mohr (1952) reported successful matings between Arctocephalus pusillus and Z. californianus .