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Definition of Steller's sea cow
1. Noun. Extinct large sirenian mammal formerly found near the Asiatic coast of the Bering Sea. 
Exact synonyms: Hydrodamalis Gigas
Generic synonyms: Sea Cow, Sirenian, Sirenian Mammal
Group relationships: Genus Hydrodamalis, Hydrodamalis
Generic synonyms: Sea Cow, Sirenian, Sirenian Mammal
Group relationships: Genus Hydrodamalis, Hydrodamalis



