Taxon - Links and literature
Paleobiology Database [116324]
Paleobiology Database [https://paleobiodb.org/] [as Helicina Lamarck, 1799]
Data retrieved on: 13 December 2015
Paleobiology Database [116325]
Paleobiology Database [https://paleobiodb.org/] [as Olygyra Say, 1818]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1270491]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Helicina Lamarck, 1799]
Data retrieved on: 30 November 2019
The Interim Register of Marine and Nonmarine Genera [1127255]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Olygyra Say, 1818]
Data retrieved on: 29 November 2019