Taxon - Links and literature
Paleobiology Database [9839]
Paleobiology Database [https://paleobiodb.org/] [as Euspira Agassiz, 1837]
Data retrieved on: 11 December 2015
Paleobiology Database [10076]
Paleobiology Database [https://paleobiodb.org/] [as Lunatia Gray, 1847]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1096685]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Euspira Agassiz in J. Sowerby, 1837]
Data retrieved on: 22 January 2020