Site 1, western Wabaunsee county (Permian of the United States)

Where: Kansas (39.0° N, 96.4° W: paleocoordinates 0.3° S, 27.2° 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 132372: authorized by Matthew Clapham, entered by Matthew Clapham on 15.08.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Hybodontiformes - Acrodontidae
? Acrodus sp. Agassiz 1838 elasmobranch
 Hybodontiformes -
Lissodus sp. Brough 1935 elasmobranch
 Euselachii -
Holmesella quadrata Gunnel 1931 elasmobranch
 Ctenacanthiformes - Ctenacanthidae
"Cladodus occidentalis" = Glikmanius occidentalis Leidy 1859 elasmobranch
Ctenacanthus sp. Agassiz 1837 elasmobranch
Cladodus sp. Agassiz 1843 elasmobranch
 Cochliodontiformes - Cochliodontidae
cf. Sandalodus sp. Newberry and Worthen 1866 chimaera
 Orodontiformes - Orodontidae
? Orodus sp. Agassiz 1838 chimaera
Physonemus mirabilis St John and Worthen 1875 chimaera
 Petalodontiformes - Petalodontidae
Petalodus allegheniensis Leidy 1856 chimaera
Chomatodus sp. Agassiz 1838 chimaera
 Eugeneodontiformes - Helicoprionidae
Agassizodus sp. St. John and Worthen 1875 chimaera
Agassizodus variabilis Newberry and Worthen 1870 chimaera