MolluscaBase taxon details
original description
Hall, J. (1858). Part II: Palaeontology. In: Hall, J. & Whitney, J.D. Report of the Geological Survey of Iowa: embracing the results of investigations made during portions of the years 1855, 56 & 57. Volume 1. Legislature of Iowa, 473-724., available online at https://www.biodiversitylibrary.org/page/23474979 [details]