Taxon - Odkazy a literatura
Paleobiology Database [234077]
Paleobiology Database [https://paleobiodb.org/] [jako Szeaspis Chang, 1959]
Datum citace: 30. leden 2016
The Interim Register of Marine and Nonmarine Genera [1400967]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Szeaspis Chang, 1959]
Datum citace: 23. leden 2020
The Interim Register of Marine and Nonmarine Genera [1448004]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Spitiaspis Kobayashi, 1967]
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 Szeaspis W. ZHANG, 1959]Datum citace: 11. říjen 2011