Taxon - Odkazy a literatura
Paleobiology Database [3386]
Paleobiology Database [https://paleobiodb.org/] [jako Hammatostroma Stearn, 1961]
Datum citace: 1. duben 2020
The Interim Register of Marine and Nonmarine Genera [1054535]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Hammatostroma Stearn, 1961]
Datum citace: 12. červen 2020