Taxon - Odkazy a literatura
Paleobiology Database [125762]
Paleobiology Database [https://paleobiodb.org/] [jako Heterelasma Girty, 1909]
Datum citace: 27. leden 2016
The Interim Register of Marine and Nonmarine Genera [1196228]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Heterelasma Girty, 1908]
Datum citace: 8. prosinec 2019