Traits taxon details
original description
Cooper, G. A. (1956). Chazyan and related brachiopods. <em>Smithsonian Miscellaneous Collections.</em> 127: 1-1245. [details]
basis of record
Cocks, L. R. M. (2005). Strophomenate Brachiopods from the late Ordovician Boda Limestone of Sweden: their systematics and implications for palaeogeography. <em>Journal of Systematic Palaeontology.</em> 3: 243-282. [details]
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