Site 2, Geary county (Permian of the United States)

Where: Kansas (39.0° N, 96.6° W: paleocoordinates 0.2° S, 27.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Neva Member (Grenola Formation), Asselian (298.9 - 295.5 Ma)

• A narrow (2-3 cm) seam of poorly consolidated limey mud near the base of the Neva Limestone Member

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, calcareous mudstone

Size class: macrofossils

Collected by K. Ewell in 2003

• Repository: Sternberg Museum of Natural History, Hays, Kansas.

Primary reference: K. Ewell and M. J. Everhart. 2005. A Paleozoic shark fauna from the Council Grove Group (Lower Permian). Transactions of the Kansas Academy of Science 108:71-72 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132373: authorized by Matthew Clapham, entered by Matthew Clapham on 15.08.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Ctenacanthiformes - Ctenacanthidae
Ctenacanthus amblyxiphias Cope 1891 elasmobranch
Cladodus sp. Agassiz 1843 elasmobranch