Traits taxon details
original description
Ljaschenko, A. I. (1973). Brachiopods and stratigraphy of the Lower Frasnian beds of southern Timan and the Volga–Ural oil-and-gas-bearing province. <em>Tr. Vsesoyuzn. Nauchno-Issled. Geol. Nedt. Inst.</em> 134: 1-278. note: Ljaschenko (1973) originally created this group at the family level, i.e., Uchtospiriferidae. [details]
taxonomy source
Sokiran, E. V. (2006). Early–Middle Frasnian cyrtospiriferid brachiopodsfrom the East European Platform. <em>Acta Palaeontologica Polonica.</em> 51(4): 759-772. note: Provides revision of Uchtospirifer type species, and re-establishes the subfamily level Uchtospiriferinae within the Cyrtospiriferidae. [details]
additional source
Oleneva, N. V. (2004). Revision of the spiriferid family Uchtospiriferidae (Brachiopoda) from the Devonian of southern Timan. <em>Paleontologicheskiy Zhurnal.</em> 2004(2): 55-64. note: Regards Uchtospiriferidae as synonym of Subfamily Cyrtiopsinae (Cyrtospiriferidae), but also provides re-assessment of genus Uchtospirifer and re-assesses synonymized genera. [details]
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