Pinnocaris americana Pojeta and Runnegar 1976 (mollusk)

Rostroconchia - Ribeirioida - Ribeiriidae

Full reference: J. Pojeta and B. Runnegar. 1976. The paleontology of rostroconch mollusks and the early history of the phylum Mollusca. United States Geological Survey Professional Paper 968:1-88

Belongs to Pinnocaris according to P. J. Wagner 2023

See also Pojeta and Runnegar 1976

Sister taxa: Pinnocaris curvata, Pinnocaris lapworthi, Pinnocaris lembodes, Pinnocaris robusta, Pinnocaris wellsi

Type specimen: USNM 209898, a shell. Its type locality is Elkader, which is in a Shermanian carbonate limestone in the Dunleith Formation of Iowa.

Ecology: stationary semi-infaunal suspension feeder

Distribution: found only at Elkader

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Specimen images are retrieved through the ePANDDA API.


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