Pterochiton tholus

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Journal Article
Published: 01 September 1983
Journal of Paleontology (1983) 57 (5): 992-1000.
... may have been functional and possibly served a sensory function. A polyplacophoran fauna from the Gene Autry Formation (Morrowan) of Oklahoma contains Pterochiton carbonarius (Stevens), P. tholus n. sp. and Acutichiton allynsmithi n. sp. Pterochiton carbonarius is also reported from the Smithwick...
Journal Article
Published: 01 July 2004
Journal of Paleontology (2004) 78 (4): 675-689.
.... The pattern of large, uniformly spaced granules is also seen in later Paleozoic chitons such as Acutichiton allynsmithi , Pterochiton tholus Hoare, Mapes, and Atwater, 1983 , and Acutichiton pyrmidalus Hoare, Sturgeon, and Hoare, 1972 ( Hoare et al., 1983 , fig. 2). The sizes of the granules seen...
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Journal Article
Published: 01 January 2001
Journal of Paleontology (2001) 75 (1): 66-74.
... ). Known only from the type locality. Euleptochiton ellipticus is the first Mississippian species of the genus to be described. It differs from the Pennsylvanian E. spatulatus ( Hoare, Sturgeon, and Hoare, 1972 ) and E. tholus ( Hoare, Mapes, and Atwater, 1983 ) by the mucro being posterior...
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