Taxon - Links and literature
Paleobiology Database [19247]
Paleobiology Database [https://paleobiodb.org/] [as Itagnostus Opik, 1979]
Data retrieved on: 27 January 2016
The Interim Register of Marine and Nonmarine Genera [1208158]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Itagnostus Öpik, 1979]
Data retrieved on: 8 December 2019