Where: Qinghai, China (37.4° N, 99.3° E: paleocoordinates 27.5° N, 80.8° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Jianghe Formation, Smithian (251.3 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, fine-grained, gray, green sandstone and lithified, shelly/skeletal limestone
Size class: macrofossils
Primary reference: G. C. Liu and H. F. Yin. 1983. Lower Triassic, Xihuancang Formation, Jianghe Formation, Yangkang Formation. Triassic of the southern Qilian Mountains 1-11 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 112807: authorized by Matthew Clapham, entered by Matthew Clapham on 17.07.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Leptochondria minima Kiparisova 1938 scallop | |
Eumorphotis sp. Bittner 1901 scallop | |
Bakevellia sp. King 1848 oyster
Bakevellia exporrecta Lepsius 1878 oyster | |
Promyalina putiatinensis Kiparisova 1938 clam |