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

Where: Xizang, China (33.4° N, 82.0° E: paleocoordinates 32.7° S, 66.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chainaha Formation, Kungurian (279.3 - 272.3 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 118916: authorized by Matthew Clapham, entered by Matthew Clapham on 18.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Lyttoniidae
 Productida - Productidae
Dasysaria rutoensis n. sp. Sun 1991
 Productida - Echinoconchidae
Juresania transversa n. sp. Sun 1991
 Productida - Monticuliferidae
"Cancrinella fragosa" = Costatumulus fragosa
"Cancrinella fragosa" = Costatumulus fragosa Cooper and Grant 1975
Rhynchonellata
 Spiriferida - Trigonotretidae
Crassispirifer sp. Archbold and Thomas 1985
 Athyridida - Athyrididae
 Rhynchonellida - Stenoscismatidae
Stenoscisma xizangensis n. sp. Sun 1991
 Rhynchonellida - Allorhynchidae
"Parallorhynchus xizangensis n. gen. n. sp." = Terebratuloidea xizangensis
"Parallorhynchus xizangensis n. gen. n. sp." = Terebratuloidea xizangensis Sun 1991
 Orthida - Schizophoriidae