PHOCA. 



307 



Sub-order II— PINNIPEDIA. 

 Genus TRICHECHUS. 



Trichechus, Linnaeus Syst. Nat., I2thed., i, p. 49(1766). 



Trichechus rosmarus. 



Trichechus rosroarus, Linnaeus Sysi. Nat, 12th ed., i, p 49 (1766) ; Blyik 



Cat. no. 232, p. 79. 

 Odobaenus rosmarus, Sundevall Kongl. Vetens. Akad, Oefiiers,, p. 442 



(•8S9). 

 Rosmarus trichechus, Lamonl Seasons with the Sea-horses, p. 141 (i86i)*. 

 Rosmarus obesus, Gill Proc. Essex Inst., v, p. 13 (i866). 

 Rosmarus arcticus, Lilljeborg Fauna ofvers Swer. och Norg. Ryg., p. 674 



(1874)*. 



The Walrus. 



Distribution. — North Atlantic shores of North America from 

 Labrador northwards, Greenland ; Spitzbergen and Nova Zembla. 



a. Skull 



b. Skull 



(. Skull 

 d. Tusk 



i Greenland 

 ? 



Copenhagen Mus. 1839, 



A.S.B. 

 Copenhagen Mus. 1839, 



A.S.B. 

 No history. 

 No history, A.S.B. 



Genus PHOCA. 

 Phoca, Linnaeus Syst. Nat., 12th ed. i, p. 55 (1766). 



Phoca vitulina. 



Phoca vitulina, Linnaeus Syst. Nat., 12th ed., i, p. 56 (1766). 



Callocephalus vitulinus, F. Cuvier Did. Sci. Nat., xxxix, p. 544 {1826); Blyih 



Cat. no. 228, p. 77. 

 Phoca canina, Pallas Zoog. Rosso Asiat., i, p. 114 (1831). 

 Halicyon richardii, Gray P. Z. S., p. 28 (1864). 

 Phoca pealei, Gill Proc, Essex Inst., v, p. 13 (i86fi). 



W 2 



