Taxon - Odkazy a literatura
Paleobiology Database [137040]
Paleobiology Database [https://paleobiodb.org/] [jako Permotipula Tillyard, 1929]
Datum citace: 14. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1225648]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Permotipula Tillyard, 1929]
Datum citace: 30. listopad 2019