Chuanshangou section, Chengqianggou Formation (Carboniferous of China)

Also known as near Haoluge, China

Where: Qinghai, China (37.0° N, 96.0° E: paleocoordinates 22.2° S, 56.3° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Upper Member (Chuanshangou Formation), Tournaisian (358.9 - 346.7 Ma)

• Accoroding to the scheme proposed by Wang(1987,1990), the Early Carboniferous sequence is bracketed between the underlying Ordovician and overlaying Upper Carboniferous, and comprises the Chuanshangou, Chengqianggou, and Huaitoutala Formations in ascending order.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, ooidal limestone

• cherty limestone, bioclastic limestone, siltstone, and balck shale

Size class: macrofossils

Collection methods: Collected by Li-Pei Zhan from 1976 to 1983. The specimens are housed in the Department of Invertebrate Paleontology, Museum of Victoria (NMV P).

Primary reference: Z. Q. Chen, G. R. Shi, and L. P. Zhan. 2003. Early Carboniferous athyridid brachiopods from the Qaidam Basin, northwest China. Journal of Paleontology 77(5):844-862 [J. Alroy/C. Simpson/C. Simpson]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 41469: authorized by John Alroy, entered by Carl Simpson on 14.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Productidae
 Orthotetida - Pulsiidae
 Athyridida - Athyrididae
 Spiriferinida - Cyrtinidae
 Spiriferida - Spiriferidae
 Spiriferida - Mucrospiriferidae
 Stauriida - Ekvasophyllidae