Taxon - Odkazy a literatura
Paleobiology Database [26967]
Paleobiology Database [https://paleobiodb.org/] [jako Ravozetina Havlícek, 1974]
Datum citace: 11. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1071550]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Ravozetina Havlicek, 1974]
Datum citace: 1. prosinec 2019
Havlíček V. & Štorch P. (1990): Silurian brachiopods and benthic communities in the Prague Basin (Czechoslovakia), Ústřední ústav geologický, Academia [jako Ravozetina Havlíček, 1977]