Taxon - Odkazy a literatura
Paleobiology Database [41196]
Paleobiology Database [https://paleobiodb.org/] [jako Borophagus Cope, 1892]
Datum citace: 13. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1437926]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Borophagus Cope, 1892]
Datum citace: 30. listopad 2019
The Interim Register of Marine and Nonmarine Genera [1228785]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Cynogulo Kretzoi, 1968]
Datum citace: 8. prosinec 2019
The Interim Register of Marine and Nonmarine Genera [1389821]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Hyaenognathus Merriam, 1903]
Datum citace: 8. prosinec 2019
The Interim Register of Marine and Nonmarine Genera [1129852]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Porthocyon Merriam, 1903]
Datum citace: 8. prosinec 2019