Mazaev A.V. (2016). Evolution of the genus Baylea (Gastropoda) in the Kazan paleobasin (Middle Permian, Volga-Ural Region). Paleontological Journal. 50(6): 585-600.
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Mazaev A.V.
2016
Evolution of the genus Baylea (Gastropoda) in the Kazan paleobasin (Middle Permian, Volga-Ural Region)