Taxon - Odkazy a literatura
Paleobiology Database [61610]
Paleobiology Database [https://paleobiodb.org/] [jako Pararca Hall, 1885]
Datum citace: 12. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1445317]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Pararca Hall, 1885]
Datum citace: 29. listopad 2019