Gyanyima Section, unit 2, Zanda County (Permian of China)

Also known as Reef 4112

Where: Xizang, China (30.7° N, 80.7° E: paleocoordinates 48.0° S, 61.1° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Gyanyima Formation, Changhsingian (254.2 - 252.2 Ma)

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size classes: mesofossils, microfossils

Collection methods: bulk, chemical,

Primary reference: S. Z. Shen, C. Q. Cao, Y. Zhang, W. Li, G.R. Shi, Y. Wang, Y. Wu, K. Ueno, C.M. Henderson, X. Wang, H. Zhang, X. Wang, and J. Chen. 2010. End-Permian mass extinction and palaeoenvironmental changes in Neotethys: Evidence from an oceanic carbonate section in southwestern Tibet. Global and Planetary Change 73:3-14 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 187537: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 01.08.2017, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Palaeotextularoidea - Biseriamminidae
Globivalvulina sp. Schubert 1921
 Fusulinina - Colaniellidae
Colaniella parva Colani 1924
Colaniella nana Miklukho-Maklay 1954
 Lagenina - Ichtyolariidae
 Productida - Echinoconchidae
 Spiriferida - Trigonotretidae
Neospirifer sp. Fredericks 1919
 Spiriferida - Martiniidae
Martinia elongata Waagen 1883
 Stauriida - Waagenophyllidae
Gyanyimaphyllum crassiseptatum n. gen. n. sp. Wang et al. 2019 horn coral
Ipciphyllum floricolumellum n. sp. Wang et al. 2019 horn coral
 Miliolida - Hemigordiopsidae
Agathammina "sp. 1" Neumayr 1887