Narthecoceras (Cephalopoda) from the Upper Ordovician (Richmondian) of Southwest Ohio

R. C. Frey

1981

Article

Journal of Paleontology 55(6):1217-1224

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Taxa discussed in this work:

• Narthecoceras dunni

Taxonomy:

• Narthecoceras dunni belongs to Narthecoceras - Frey (1981)
• Narthecoceras belongs to Narthecoceratidae - Frey (1981)
• Narthecoceratidae belongs to Orthocerida - Frey (1981)