PA-1, rip-rap on east side of route 286 (Carboniferous of the United States)

Where: Pennsylvania (40.5° N, 79.7° W: paleocoordinates 6.0° S, 15.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ames Formation, Gzhelian (303.7 - 298.9 Ma)

• Conodonts indicate early Gzhelian age for Ames Limestone

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by M.C. Hansen

• Repository: Ohio State University

Primary reference: M. Ginter. 2002. Taxonomic notes on “Phoebodus heslerorum” and Symmorium reniforme (Chondrichthyes, Elasmobranchii). Acta Palaeontologica Polonica 47(3):547-555 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 149376: authorized by Matthew Clapham, entered by Matthew Clapham on 03.08.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Ctenacanthiformes - Heslerodidae
Heslerodus divergens Trautschold 1879 elasmobranch