Peel J.S. (1990). Morphology and systematic position of Tryblidium canadense Whiteaves, 1884 (Mollusca) from the Silurian of North America. Bulletin of the Geological Society of Denmark. 38(1&2): 43-51.
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Peel J.S.
1990
Morphology and systematic position of Tryblidium canadense Whiteaves, 1884 (Mollusca) from the Silurian of North America