MolluscaBase source details
Walcott C.D. (1879). Descriptions of new species of fossils from the Calciferous Formation. Annual Report of the New York Museum of Natural History. 32: 129-131.
436863
Walcott C.D.
1879
Descriptions of new species of fossils from the Calciferous Formation
Annual Report of the New York Museum of Natural History
32: 129-131
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Metoptoma cornutaforme Walcott, 1879 † accepted as Proplina cornutaforme (Walcott, 1879) † (original description)