Classification of the species Phoca rosmarus
Odobenus rosmarus Linnaeus 1758 [walrus]
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Odobenus rosmarus divergens Illiger 1815
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Invalid names: Trichechus cookii Fremerij 1831 [synonym]
Invalid names: Hemicaulodon effodiens Cope 1869 [synonym], Odobenus virginianus De Kay 1842 [synonym], Trichechus orientalis Dybowski 1922 [synonym], Trichechus virginianus Dekay 1842 [synonym]
Odobenus rosmarus rosmarus Pallas 1811
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