Taxon - Links and literature
Paleobiology Database [28375]
Paleobiology Database [https://paleobiodb.org/] [as Apringia]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1330686]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Apringia Gregorio, 1886]
Data retrieved on: 30 November 2019