Taxon - Links and literature
Paleobiology Database [21779]
Paleobiology Database [https://paleobiodb.org/] [as Sphaerexochus Beyrich, 1845]
Data retrieved on: 13 December 2015
The Interim Register of Marine and Nonmarine Genera [1118782]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Sphaerexochus Beyrich, 1845]
Data retrieved on: 30 November 2019
The Interim Register of Marine and Nonmarine Genera [1256549]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Onukia Kobayashi & Hamada, 1976]
Data retrieved on: 8 December 2019
The Interim Register of Marine and Nonmarine Genera [1219981]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Korolevium Pribyl & Vanek in Pribyl, Vanek & Pek, 1985]
Data retrieved on: 23 January 2020
The Interim Register of Marine and Nonmarine Genera [1398185]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Parvixochus Pribyl & Vanek in Pribyl, Vanek & Pek, 1985]
Data retrieved on: 23 January 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. [as Sphaerexochus BEYRICH, 1845]Data retrieved on: 11 October 2011
Jan Ove R. Ebbestad & Richard A. Fortey (2019): Late Ordovician trilobites from the Taimyr Peninsula, Arctic Russia, Journal of Systematic Palaeontology, 18:1, 1-135 [as Sphaerexochus Beyrich, 1845]
Vaněk J., Valíček J. (2001): New index of the genera, subgenera and species of Barrandian trilobites. Part A-B (Cambrian and Ordovician) ver. 2013/09, Paleontologia Bohemiae vol. VII, Praha [as Sphaerexochus Beyrich, 1845]Data retrieved on: 27 September 2013
Vaněk J., Valíček J. (2002): New index of the genera, subgenera and species of Barrandian trilobites. Part C-D (Silurian and Devonian) ver. 2013/09, Paleontologia Bohemiae vol. VIII, Praha [as Sphaerexochus Beyrich, 1845]Data retrieved on: 1 October 2013