Taxon - Odkazy a literatura
Paleobiology Database [41237]
Paleobiology Database [https://paleobiodb.org/] [jako Protepicyon Wang, Tedford & Taylor, 1999]
Datum citace: 27. leden 2016
The Interim Register of Marine and Nonmarine Genera [1244390]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Protepicyon Wang, Tedford & Taylor, 1999]
Datum citace: 6. leden 2020