History of North American pinnipeds, a monograph of the walruses, sea-lions, sea-bears and seals of North America . FIG. 39.—CaUorhinus ursinus. FIG. 40.—CaUorhinus ursinus. Pub. No. 12 2L 322 CALLORHINUS URSINUS NORTHERN FUR SEAL. transverse and vertical diameters equal; in the females theposterior nares are depressed, their transverse diameter beinggreater than the vertical. The nasal bones are much broaderin front than behind. The lower jaw is strongly developed, but relatively less mass-ive than in Eumetopias. The corouoid processes are high andpointed, but much more
History of North American pinnipeds, a monograph of the walruses, sea-lions, sea-bears and seals of North America . FIG. 39.—CaUorhinus ursinus. FIG. 40.—CaUorhinus ursinus. Pub. No. 12 2L 322 CALLORHINUS URSINUS NORTHERN FUR SEAL. transverse and vertical diameters equal; in the females theposterior nares are depressed, their transverse diameter beinggreater than the vertical. The nasal bones are much broaderin front than behind. The lower jaw is strongly developed, but relatively less mass-ive than in Eumetopias. The corouoid processes are high andpointed, but much more developed in the males than in thefemales. The ramial tuberosities are greatly produced, espe-cially the hinder one.
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherwashingtongovtprin
