Mushirebuca, Yanhu area, Lower Chainaha Formation, Gegyai County (Permian of China)

Where: Xizang, China (33.4° N, 82.0° E: paleocoordinates 38.8° S, 69.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chainaha Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: D. L. Sun. 1991. Permian (Sakmarian-Artinskian) fauna from Gegyai County, Xizang (Tibet), and its biogeographic significance. In D. L. Sun, J. Xu (eds.), Stratigraphy and Palaeontology of Permian, Jurassic, and Cretaceous of Rutog Region 215-275 [M. Clapham/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118915: authorized by Matthew Clapham, entered by Matthew Clapham on 18.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Aulostegidae
Edriosteges multispinosus Muir-Wood and Cooper 1960
 Productida - Productellidae
"Liosotella cylindrica" = Pseudoavonia cylindrica
"Liosotella cylindrica" = Pseudoavonia cylindrica Ustritsky 1960
Rhynchonellata
 Rhynchonellida - Stenoscismatidae
 Terebratulida - Notothyrididae
Notothyris chainahaensis n. sp. Sun 1991