Smirnova, T. N. (2004). A new genus and revision of known species of Early Kazanian (Upper Permian) terebratulids from the Eastern Russian Platform. Paleontologicheskii Zhurnal. 2004(4): 24-30.
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Smirnova, T. N.
2004
A new genus and revision of known species of Early Kazanian (Upper Permian) terebratulids from the Eastern Russian Platform.