Middle Pennsylvanian (Allegheny Group) Polyplacophora from Ohio

R. D. Hoare, M. T. Sturgeon, and T.B. Hoare

1972

Article

Journal of Paleontology 46(5):675-680

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Taxa discussed in this work:

• Acutichiton
• Acutichiton pyrmidalus
• Pterochiton spatulatus

Taxonomy:

• Acutichiton pyrmidalus belongs to Acutichiton - Hoare et al. (1972)
• Pterochiton spatulatus belongs to Pterochiton - Hoare et al. (1972)
• Pterochiton carbonarius belongs to Pterochiton - Hoare et al. (1972)
• Helminthochiton concinnus belongs to Pterochiton carbonarius - Hoare et al. (1972)
• Helminthochiton simplex belongs to Helminthochiton - Hoare et al. (1972)