Taxon - Odkazy a literatura
The Interim Register of Marine and Nonmarine Genera [1473781]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Indigestus Özdikmen, 2009]
Datum citace: 30. listopad 2019
The Interim Register of Marine and Nonmarine Genera [1258929]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Hybocephalus Remelé, 1885]
Datum citace: 8. prosinec 2019
Jell P. A., Adrain J. M. (2002): Available generic names for trilobites, Memoirs of the Queensland Museum 48(2): 331-553. Brisbane. ISSN0079-8835. [jako Hybocephalus REMELÉ, 1885]Datum citace: 11. říjen 2011
Özdikmen H. (2009): Nomenclatural Changes for Twenty Trilobites Genera, Mun. Ent. Zool. Vol. 4, No. 1 [jako Indigestus Özdikmen, 2009]