Qoima Co, Section B (Triassic of China)

Where: Qinghai, China (33.9° N, 91.1° E: paleocoordinates 28.3° N, 70.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Jiapila Formation, Norian (228.0 - 208.5 Ma)

• Upper Jiapila Formation

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified lime mudstone

• megalodontid coquinas in a micritic matrix

Size class: macrofossils

Primary reference: H. Yao, R. Zhang, J. Pojeta, J. Sha, and J. Wang. 2007. Late Triassic megalodontids (Bivalvia) from the headwaters of the Yangtze River, Qinghai Province, West China. Journal of Paleontology 81(6):1327-1347 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 75986: authorized by Wolfgang Kiessling, entered by Uta Merkel on 08.11.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Megalodontida - Megalodontidae
Neomegalodon cornutus n. sp., Quemocuomegalodon sp., Quemocuomegalodon orientus
Neomegalodon cornutus n. sp. Yao et al. 2007 clam
Quemocuomegalodon sp. Yao et al. 2003 clam
Quemocuomegalodon orientus Yao et al. 2003 clam
 Lucinida - Lucinidae
Schafhaeutlia sp.
Schafhaeutlia sp. Cossmann 1897 clam
Gastropoda
 Murchisoniina - Zygopleuridae
Zygopleura sp.
 Caenogastropoda - Coelostylinidae
Coelostylina sp.
Coelostylina sp. Kittl 1894 snail