Profil taxonu
Odkazy a literatura
Paleobiology Database [21372]
Paleobiology Database [https://paleobiodb.org/] [jako Songkania Chang, 1974]
Datum citace: 25. prosinec 2015
The Interim Register of Marine and Nonmarine Genera [1431716]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Songkania Chang, 1974]
Datum citace: 23. leden 2020
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 Songkania W. ZHANG, 1974]Datum citace: 11. říjen 2011