Chouniogou Formation, Jingyuan, Gansu Province (Carboniferous of China)

Where: Gansu, China (36.6° N, 104.7° E: paleocoordinates 4.2° S, 56.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Chouniugou Formation, Visean (346.7 - 330.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, gray, sandy mudstone and lithified, tabular lime mudstone

Size classes: mesofossils, microfossils

Primary reference: N. Wang, J. Fan, and W. Wang. 2004. Early Carboniferous Fishes (Acanthodian, Actinopterygians, and Chondrichthyes) from the East Sector of North Qilian Mountain, China. Vertebrata PalAsiatica 42(2):89-110 [M. Clapham/P. Elliott]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120301: authorized by Matthew Clapham, entered by Phillip Elliott on 10.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Hybodontiformes - Hybodontidae
Hybodontidae indet. Agassiz 1843 elasmobranch