Locality 42. Steep embankment along Pershing Ave. at Cleveland Walk. (Carboniferous of the United States)

Where: St. Louis County, Missouri (38.7° N, 90.3° W: paleocoordinates 6.8° S, 26.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Higginsville Member (Fort Scott Formation), Moscovian (315.2 - 307.0 Ma)

• Just below Labette shale. Demoinesian, correlative to upper part of Myachkovian (upper Moscovian).

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: J. B. Knight. 1930. The gastropods of the St. Louis, Missouri, Pennsylvanian outlier: the Pseudozygopleurinae. Journal of Paleontology Memoir 4(4):1-88 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 69772: authorized by Pete Wagner, entered by Pete Wagner on 06.03.2007, edited by Kira Badyrka

Creative Commons license: CC BY (attribution)

Taxonomic list

• All gastropods....
 Cycloneritimorpha - Trachyspiridae
"Trachydoma nodosum" = Trachydomia nodosa2
"Trachydoma nodosum" = Trachydomia nodosa2 Meek and Worthen 1860 snail
 Prosobranchia - Pseudozygopleuridae
"Pseudozygopleura (Stephanozyga) subnodosa n. sp." = Stephanozyga subnodosa
"Pseudozygopleura (Stephanozyga) subnodosa n. sp." = Stephanozyga subnodosa Knight 1930 snail
 Cerithimorpha - Orthonemidae
"Pseudozygopleura (Pyrgozyga) marvinwelleri" = Palaeostylus (Palaeostylus) marvinwelleri
"Pseudozygopleura (Pyrgozyga) marvinwelleri" = Palaeostylus (Palaeostylus) marvinwelleri Knight 1930 snail
 Neritoidea - Naticopsidae
"Naticopsis ventricosa" = Jedria ventrica2
"Naticopsis ventricosa" = Jedria ventrica2 Norwood and Pratten 1855 snail
 Rhynchonellida - Psilocamaridae