Leptonychotes Gill 1872
Leptonychotes Gill 1872, Smithson. Misc. Coll., 11: 70.
Type Species: Otaria weddellii Lesson 1826
Synonyms: Leptonyx Gray 1837; Poecilophoca Lydekker 1891 .
Species and subspecies: 1 species:
Species Leptonychotes weddellii (Lesson 1826)
Discussion: Replacement name for Leptonyx Gray (1837), which is preoccupied by Leptonyx Swainson (1821) .