A Survey of the Eared Seals (family Otariidae) with Remarks on the Antarctic Seals Collected by M/K "Norvegia" in 1928-1929
Discusses taxonomy of the Otariidae with its two main groups, fur seals and sea lions. Considers cranial measurements and different methods of age determination. Separately examines five species of seals collected from the Antarctic by "Norvegia" and Dr. O. Olstad in 1928-1929: Wedell Seal, Crabeater Seal, Elephant Seal, Leopard Seal, and Kerguelen Fur Seal.
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Special Part Seals from the Antarctic Collected during the Cruises of Norvegia
adult male skulls adult specimens age determination Allen Antarctic Arcto Arctocephalus gazella Arctocephalus philippii Arctophoca philippii Peters Australian Sea Lion Basion Bertram Bouvet Island British Museum Callorhinus canines cheek teeth CM CM CM CN CN CN collection compared condyles Crabeater Seal cubs doriferus female skulls fore flippers forsteri galapagoensis Galapagos Islands genera Gnathion hind border Interorbital Japanese Sea Lion Juan Fernandez Kerguelen Leopard Seal lower jaw Mastoid breadth maxilla nasals Neophoca cinerea Norvegia occipital crest Olstad Oslo Otaria byronia Otarid skulls Otariidae palate percentage of skull Phoca Phocarctos hookeri phot preorb proc pusillus sagittal crest Sivertsen skull characters skull measurements skull proportions skulls examined skulls of Zalophus Southern Sea Lion species of Arctocephalus species of fur supraorbital process suture age suture-age tasmanicus tooth upper cheek teeth Weddell Seal wollebeeki young specimens Zalophus californianus Zalophus wollebceki Zool zygomatic root