MolluscaBase name details
original description
Henderson, J. & Rodeck, H. G. (1934). New species of Pliocene Mollusca from Eastern Oregon. <em>Journal of Paleontology.</em> 8(3): 264-269. page(s): 269, pl. 37, figs 3a-c [details] Available for editors [request]
basis of record
Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313. page(s): 255 [details] Available for editors [request]
additional source
Firby, J.R. (1966). New non-marine Mollusca from the Esmeralda Formation, Nevada <em>Proceedings of the California Academy of Sciences, fourth series</em>. 33(14): 453-480, available online at http://www.biodiversitylibrary.org/page/26236670#page/481/mode/1up page(s): 468 [details]
additional source
Johnson, P. D.; Bogan, A. E.; Brown, K. M.; Burkhead, N. M.; Cordeiro, J. R.; Garner, J. T.; Hartfield, P. D.; Lepitzki, D. A. W.; Mackie, G. L.; Tarpley, T. A.; Tiemann, J. S.; Whelan, N. V.; Strong, E. E. (2013). Conservation status of freshwater gastropods of Canada and the United States. <em>Fisheries.</em> 38(6): 247-282., available online at http://www.tandfonline.com/doi/abs/10.1080/03632415.2013.785396 [details] Available for editors [request]
From editor or global species database
Synonymy Carinifex was apparently considered a junior synonym of Helisoma by Johnson et al. (2013), who did not explicitly indicate it as such but attributed the type species (C. newberryi) to Helisoma. [details]
Type locality Cow Hollow, 6 miles north west of Double Mountain, 20 miles southwest of Vale, Malheur County, Oregon, United States; Pliocene [details]
Type locality Cow Hollow, 6 miles north west of Double Mountain, 20 miles southwest of Vale, Malheur County, Oregon; Pliocene [details]
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