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Traits source details
Ulrich, E. O.; Cooper, G. A. (1938). Ozarkian and Canadian Brachiopoda. Geological Society of America Special Papers. 13: 1-323.
481715
Ulrich, E. O.; Cooper, G. A.
1938
Ozarkian and Canadian Brachiopoda
Geological Society of America Special Papers
13: 1-323
Publication
Date action by
Nothorthis Ulrich & Cooper, 1938 † (original description)
Nothorthis delicatula Ulrich & Cooper, 1938 † (original description) Parastrophinidae Ulrich & Cooper, 1938 † (original description) |