Taxon - Links and literature
Paleobiology Database [72116]
Paleobiology Database [https://paleobiodb.org/] [as Halichoerus Nilsson, 1820]
Data retrieved on: 11 December 2015
The Interim Register of Marine and Nonmarine Genera [1301198]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Halichoerus Nilsson, 1820]
Data retrieved on: 30 November 2019