MolluscaBase taxon details
original description
(of Helcionella norvegica Resser, 1938 †) Resser, C. E. (1938). Fourth contribution to nomenclature of Cambrian fossils. <em>Smithsonian Miscellaneous Collections.</em> 97(10): 1-43.
page(s): 11, 14 [details] Available for editors [request]
basis of record
Høyberget M., Ebbestad J.O.R., Funke B., Nakrem H.A. (2015). The shelly fauna and biostratigraphy of the lower Cambrian (provisional Series 2, Stage 4) Evjevik Member, Ringstrand Formation in the Mjøsa area, Norway. <em>Norwegian Journal of Geology.</em> 95: 23-56.
page(s): 47, fig. 15A–K [details] Available for editors [request]