Traits taxon details
original description
Cooper, G. A. (1956). Chazyan and related brachiopods. <em>Smithsonian Miscellaneous Collections.</em> 127: 1-1245. [details] Available for editors 
basis of record
Popov, L. E.; Cocks, L. R. M. (2014). Late Ordovician brachiopods from the Chingiz Terrane, Kazakhstan, and their palaeogeography. <em>Journal of Systematic Palaeontology.</em> 12(6): 687-758., available online at https://doi.org/10.1080/14772019.2013.837844 [details]
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