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Gryponautilus cooperi
Taxonomy
Grypoceras (Gryponautilus) cooperi was named by Smith (1927). It is a 3D body fossil. Its type locality is Bear Cove, north end and east side of Brock Mountain, which is in a Tuvalian carbonate limestone in the Hosselkus Formation of California.
It was recombined as Gryponautilus cooperi by Kummel (1953).
It was recombined as Gryponautilus cooperi by Kummel (1953).