MolluscaBase name details
Billingsites deformis (Eichwald, 1860) †
1860266 (urn:lsid:marinespecies.org:taxname:1860266)
unaccepted > superseded combination
Species
marine, brackish, fresh, terrestrial
fossil only
(of Ascoceras deforme Eichwald, 1860 †) Eichwald, C. E. von. (1860). Lethaea Rossica, Paléontologie de la Russie. <em>Stuttgart: E. Schweizerbart.</em> Première section de l'ancienne période, vol. 1., available online at https://www.biodiversitylibrary.org/page/36652052
page(s): 1192, pl. 42 fig. 18 [details]
page(s): 1192, pl. 42 fig. 18 [details]
MolluscaBase eds. (2025). MolluscaBase. Billingsites deformis (Eichwald, 1860) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1860266 on 2026-08-04
Date
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original description
(of Ascoceras deforme Eichwald, 1860 †) Eichwald, C. E. von. (1860). Lethaea Rossica, Paléontologie de la Russie. <em>Stuttgart: E. Schweizerbart.</em> Première section de l'ancienne période, vol. 1., available online at https://www.biodiversitylibrary.org/page/36652052
page(s): 1192, pl. 42 fig. 18 [details]
basis of record Strand T. (1934). The Upper Ordovician Cephalopods of the Oslo Area. <em>Norsk Geologisk Tidsskrift.</em> 14: 1-117.
page(s): 54–55, pl. 4, fig. 7 [details]
page(s): 1192, pl. 42 fig. 18 [details]
basis of record Strand T. (1934). The Upper Ordovician Cephalopods of the Oslo Area. <em>Norsk Geologisk Tidsskrift.</em> 14: 1-117.
page(s): 54–55, pl. 4, fig. 7 [details]
