Taxon - Odkazy a literatura
The Interim Register of Marine and Nonmarine Genera [1345469]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Hexagonella Waagen & Wentzel, 1886]
Datum citace: 30. listopad 2019
Paleobiology Database [25158]
Paleobiology Database [https://paleobiodb.org/] [jako Hexagonella Waagen & Wentzel, 1886]
Datum citace: 1. duben 2020