Taxon - Links and literature
Paleobiology Database [18065]
Paleobiology Database [https://paleobiodb.org/] [as Phaxas]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1332143]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Phaxas Leach in Gray, 1852]
Data retrieved on: 7 February 2020