Taxon - Links and literature
Paleobiology Database [21598]
Paleobiology Database [https://paleobiodb.org/] [as Heliopyge Haas & Mensink, 1970]
Data retrieved on: 11 December 2015
Paleobiology Database [21435]
Paleobiology Database [https://paleobiodb.org/] [as Alcaldops Arbizu, 1979]
Data retrieved on: 27 January 2016
The Interim Register of Marine and Nonmarine Genera [1380105]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Heliopyge Haas & Mensink, 1970]
Data retrieved on: 30 November 2019
The Interim Register of Marine and Nonmarine Genera [1096988]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Alcaldops Arbizu, 1979]
Data retrieved on: 8 December 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. [as Heliopyge HAAS & MENSINK, 1970]Data retrieved on: 11 October 2011