MolluscaBase taxon details
original description
(of Metoptoma cornutaforme Walcott, 1879 †) Walcott C.D. (1879). Descriptions of new species of fossils from the Calciferous Formation. <em>Annual Report of the New York Museum of Natural History.</em> 32: 129-131. page(s): 129 [details]
original description
(of Tryblidium aduncum Berkey, 1898 †) Berkey C.P. (1898). Geology of the St. Croix Dalles, III: Paleontology. <em>The American Geologist.</em> 21: 270-294. page(s): 282, pl. 20, Figs. 27, 28 [details]
basis of record
Knight, J. B. (1941). Paleozoic gastropod genotypes. <em>Geological Society of America Special Papers.</em> 31: 1-510., available online at https://doi.org/10.1130/spe32 page(s): 272, pl. 4, Fig. 21-2c [details] Available for editors [request]
additional source
Yochelson E. L., Webers G. F. (2006). A restudy of the Late Cambrian molluscan fauna of Berkey (1898) from Taylors Falls, Minnesota. <em>Minnesota Geological Survey Report of Investigations.</em> 64: 1-60. page(s): 35, figs. 3C, 3D [details] Available for editors [request]
From editor or global species database
Fossil range Late Cambrian [details]
Type locality USA, New York, the "Calciferous" strata at Saratoga Springs [details]
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