Walcott, C. D. (1889). Description of a new genus and species of inarticulate brachiopod from the Trenton Limestone. Proceedings of the United States National Museum, advance copy. 12: 365-366.
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Walcott, C. D.
1889
Description of a new genus and species of inarticulate brachiopod from the Trenton Limestone
Proceedings of the United States National Museum, advance copy