Cephalopoda - Nautilida - Tainoceratidae

Full reference: A. K. Miller and A. G. Unklesbay. 1942. Permian nautiloids from western United States. Journal of Paleontology 16(6):719-738

Belongs to Tainoceras according to D. Korn and A. Ghaderi 2025

See also Miller and Unklesbay 1942

Sister taxa: Tainoceras abukumaense, Tainoceras admonens, Tainoceras balestense, Tainoceras bukkense, Tainoceras carinatum, Tainoceras cavatum, Tainoceras changlingpuense, Tainoceras clydense, Tainoceras collinsi, Tainoceras comptum, Tainoceras crassicostatum, Tainoceras debile, Tainoceras duttoni, Tainoceras gibbosum, Tainoceras guizhouense, Tainoceras hunanense, Tainoceras hystatum, Tainoceras kitakamiense, Tainoceras latecostatum, Tainoceras lateronodosum, Tainoceras luxaeterna, Tainoceras malsineri, Tainoceras marylandicum, Tainoceras mingshanense, Tainoceras monilifer, Tainoceras nebrascense, Tainoceras nodocarinatum, Tainoceras noetlingi, Tainoceras occidentale, Tainoceras orientale, Tainoceras quadrangulum, Tainoceras rotundatum, Tainoceras schellbachi, Tainoceras sexlineatum, Tainoceras toulai, Tainoceras trautscholdi, Tainoceras trimuense, Tainoceras unitum, Tainoceras unklesbayi, Tainoceras vashutinense, Tainoceras wyomingense, Tainoceras zmajevatense

Type specimen: SUI 2123

Ecology: nektobenthic carnivore

Average measurements (in mm): shell diameter 65.0

Distribution: found only at Osage County, Sec 32/33, T28N, R9E (Carboniferous of Oklahoma)

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Specimen images are retrieved through the ePANDDA API.