Section 1, northeast of Zhihema Town (Triassic of China)

Where: Qinghai, China (37.6° N, 99.2° E: paleocoordinates 29.9° N, 81.0° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Qieermagou Formation, Anisian (247.2 - 242.0 Ma)

• Basal Qieermagou Formation

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, sandy limestone

Size class: macrofossils

Collection methods: Repository: State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences (Wuhan), Wuhan, China

Primary reference: Z. Guo, Z. Q. Chen, Y. G. Huang, H. F. Chen, Y. M. Qiu and X. Guo. 2022. The Anisian (Middle Triassic) brachiopods from the southern Qilian Mountains, north-western China. Papers in Palaeontology 8(e1468) [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 227936: authorized by Matthew Clapham, entered by Matthew Clapham on 11.11.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Neoretziidae
Schwagerispira sp. Dagys 1972
Schwagerispira elegans Guo and Chen 2022
 Terebratulida - Zeilleriidae
Qilianoconcha opima Yang and Yin 1962
Qilianoconcha circularis Guo and Chen 2022
Parantiptychia robusta Yang and Yin 1962
Parantiptychia sulcata Xu and Liu 1983
 Spiriferinida - Bittnerulidae
? Hirsutella extraruga Yang and Yin 1962
 Spiriferinida - Spiriferinidae
Qinghaispiriferina sp. Sun and Ye 1982
 Spiriferinida - Sinucostidae
Qispiriferina subrotunda Xu and Liu 1983
 Spiriferinida - Punctospiriferidae
Yangkongia bifurcata Yang and Yin 1962
 Spiriferinida - Lepismatinidae
Lepismatina qilianensis Xu and Liu 1983
 Rhynchonellida - Cyclothyrididae
 Rhynchonellida - Tetrarhynchiidae