Dajialian Section, Bed 15 (73YPVI F17-1-3), Xihuancang, Tianjun District (Triassic of China)

Where: Qinghai, China (37.5° N, 99.4° E: paleocoordinates 29.8° N, 81.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Dajialian Formation (Junzihe Group), Anisian (247.2 - 242.0 Ma)

• 30.97 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, gray limestone

Size class: macrofossils

Primary reference: G. C. Liu and H. F. Yin. 1983. Middle Triassic, Jinzihe Formation. In Z. Y. Yang, H. F. Yin, G. R. Xu, S. B. Wu, Y. L. He, G. C. Liu, J. R. Yin (eds.), Triassic of the southern Qilian Mountains 11-21 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101030: authorized by Matthew Clapham, entered by Matthew Clapham on 15.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Entoliidae
Entolium sp. Meek 1865 scallop
 Pectinida - Hunanopectinidae
Leptochondria illyrica Bittner 1901 scallop
Leptochondria albertii Goldfuss 1838 scallop
ssp. plana
Rhynchonellata
 Terebratulida - Zeilleriidae
"Eoantiptychia pentagona" = Qilianoconcha pentagona
"Eoantiptychia pentagona" = Qilianoconcha pentagona Yang and Yin 1962
 Spiriferinida - Balatonospiridae
Sinucostella sp. Xu and Liu 1983
 Spiriferinida - Spiriferellinidae
 Spiriferinida - Lepismatinidae
Lepismatina qilianensis Xu and Liu 1983