Traits taxon details
original description
Boucot, A. J. (1957). Revision of some Silurian and Early Devonian spiriferid genera and erection of Kozlowskiellinae, new subfamily. <em>Senckenbergiana Lethaea.</em> 38: 311-334. [details]
additional source
Treatise on Invertebrate Paleontology. (1997-2007). Part H revised, Brachiopoda. <em>Geological Society of America, Boulder; and University of Kansas Press, Lawrence,.</em> vol. 1-6. [details]
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