Palaeostylus (Palaeostylus) marvinwelleri Knight 1930

Gastropoda - Cerithimorpha - Orthonemidae

Alternative combinations: Palaeostylus marvinwelleri, Pseudozygopleura (Pyrgozyga) marvinwelleri

Full reference: J. B. Knight. 1930. The gastropods of the St. Louis, Missouri, Pennsylvanian outlier: the Pseudozygopleurinae. Journal of Paleontology Memoir 4(4):1-88

Belongs to Palaeostylus (Palaeostylus) according to E. L. Yochelson and B.W. Saunders 1967

See also Hoare and Sturgeon 1981, Knight 1930 and Wagner 2017

Sister taxa: none

Type specimen: YPM 12987, a shell. Its type locality is SL-1. Headwaters of Feefee Creek, north of Olive St. & west of Lindberg Blvd., 1.5 km northwest of Stratmann (Olivette), which is in a Moscovian marine shale in the Appanoose Formation of Missouri.


• Desmoinesian of United States (4: Ohio collections)

• Carboniferous of the United Kingdom (1), United States (2: Missouri)

Total: 7 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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