Taxon - Odkazy a literatura
Paleobiology Database [36013]
Paleobiology Database [https://paleobiodb.org/] [jako Ductor Agassiz, 1835]
Datum citace: 23. prosinec 2016
The Interim Register of Marine and Nonmarine Genera [1296263]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Ductor Agassiz, 1835]
Datum citace: 30. listopad 2019