Taxon - Links and literature
Paleobiology Database [176983]
Paleobiology Database [https://paleobiodb.org/] [as Permotupus Nel, Fleck, Garrouste, Gand, Lapeyrie, Bybee & Prokop, 2009]
Data retrieved on: 27 January 2016
The Interim Register of Marine and Nonmarine Genera [1476653]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Permotupus Nel, Fleck, Garrouste, Gand, Lapeyrie, Bybee & Prokop, 2009]
Data retrieved on: 13 February 2020