Taxon - Odkazy a literatura
Paleobiology Database [28245]
Paleobiology Database [https://paleobiodb.org/] [jako Lysigypa Havlicek & Kukal, 1990]
Datum citace: 11. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1211083]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Lysigypa Havlicek & Kukal, 1990]
Datum citace: 1. prosinec 2019