Hoare, R. D.; Mapes, R. H. (1985). New Mississippian and Pennsylvanian Polyplacophora (Mollusca) from North America. Journal of Paleontology. 59(4): 875-881.
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Hoare, R. D.; Mapes, R. H.
1985
New Mississippian and Pennsylvanian Polyplacophora (Mollusca) from North America