Gyanyima Section, unit 7, 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 187558: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 01.08.2017, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Avadehella sp., Urushtenella sp., Aulacophloia martiniae, Midiella sp., Dilatofusulina orthogonios
Strophomenata
 Productida - Aulostegidae
Edriosteges sp.
Edriosteges sp. Muir-Wood and Cooper 1960
 Productida - Paucispiniferidae
? Retimarginifera sp., Transennatia gratiosa
? Retimarginifera sp. Waterhouse 1970
Transennatia gratiosa Waagen 1884
 Productida -
"Spinomarginifera chenyaoyanensis" = Spinomarginifera chengyaoyenensis, Spinomarginifera lopingensis
"Spinomarginifera chenyaoyanensis" = Spinomarginifera chengyaoyenensis Huang 1932
 Productida - Productidae
Costiferina subcostatus, Costiferina indica
Costiferina indica Waagen 1884
 Productida - Echinoconchidae
Vediproductus punctatiformis, "Waagenoconcha purdoni" = Contraspina purdoni
"Waagenoconcha purdoni" = Contraspina purdoni Davidson 1862
 Productida - Linoproductidae
Aurilinoproductus alatus
Aurilinoproductus alatus Shen et al. 2003
 Productida - Richthofeniidae
Richthofenia lawrenciana
Richthofenia lawrenciana de Koninck 1863
 Productida - Lyttoniidae
Leptodus nobilis
Leptodus nobilis Waagen 1883
 Orthotetida - Derbyiidae
"Derbya ? guidingensis" = Derbyia
"Derbya ? guidingensis" = Derbyia
Rhynchonellata
 Spiriferida - Elythidae
"Squamularia elegantula" = Permophricodothyris elegantula, "Squamularia squamularioides" = Permophricodothyris squamularioides, "Squamularia grandis" = Permophricodothyris grandis, "Squamularia indica" = Permophricodothyris indica, Squamularia sp.
"Squamularia elegantula" = Permophricodothyris elegantula Waagen 1883
"Squamularia squamularioides" = Permophricodothyris squamularioides Huang 1933
"Squamularia grandis" = Permophricodothyris grandis Chao 1929
"Squamularia indica" = Permophricodothyris indica Waagen 1883
Squamularia sp. Gemmellaro 1899
 Spiriferida - Trigonotretidae
Neospirifer sp.
Neospirifer sp. Fredericks 1919
 Spiriferida - Choristitidae
Alphaneospirifer wynnei
 Spiriferida - Martiniidae
Martinia "sp. A", Martinia elongata
Martinia "sp. A" M'Coy 1844
Martinia elongata Waagen 1883
 Athyridida - Athyrididae
Juxathyris guizhauensis
 Rhynchonellida - Stenoscismatidae
Stenoscisma sp., Stenoscisma irregularis
Stenoscisma sp. Conrad 1839
 Terebratulida - Notothyrididae
Notothyris djoulfensis
 Terebratulida - Pseudodielasmatidae
"Dielasma nummulus" = Fredericksolasma nummulus
"Dielasma nummulus" = Fredericksolasma nummulus Waagen 1882
 Terebratulida - Gillediidae
Hemiptychina elegantula
 Terebratulida - Dielasmatidae
? Dielasma sp.
? Dielasma sp. King 1856
 Orthida - Enteletidae
Enteletes sp., Enteletes kayseri, "Enteletes tschernyschewi" = Enteletes tschernyscheffi
Enteletes sp. Waldheim 1825
Enteletes kayseri Waagen 1884
"Enteletes tschernyschewi" = Enteletes tschernyscheffi Diener 1897
Anthozoa
 Stauriida - Waagenophyllidae
Ipciphyllum zandaense n. sp., Waagenophyllum (Waagenophyllum) ngariense, Waagenophyllum (Waagenophyllum) elegantulum, Waagenophyllum (Waagenophyllum) gyanyimaense n. sp., Waagenophyllum (Liangshanophyllum) clisicolumellum
Ipciphyllum zandaense n. sp. Wang et al. 2019 horn coral
Waagenophyllum (Waagenophyllum) gyanyimaense n. sp. Wang et al. 2019 horn coral
Nodosariata
 Nodosariida - Nodosariidae
Frondicularia sp., ? Astacolus sp.
Frondicularia sp. Defrance 1824
? Astacolus sp. de Montfort 1808
Tubothalamea
 Miliolida - Hemigordiopsidae
Agathammina "sp. 1"
Agathammina "sp. 1" Neumayr 1887
 Miliolida - Baisalinidae
Baisalina sp.
Foraminifera
 Lagenina - Protonodosariidae
Frondina sp.
 Lagenina - Syzraniidae
Rectostipulina sp.
 Lagenina - Robuloididae
Robuloides sp.
 Fusulinina - Colaniellidae
Colaniella nana, Colaniella parva
Colaniella nana Miklukho-Maklay 1954
Colaniella parva Colani 1924
 Palaeotextularoidea - Palaeotextulariidae
Climacammina sp.
Climacammina sp. Brady 1873
 Palaeotextularoidea - Biseriamminidae
Paraglobivalvulina sp., Globivalvulina sp., Dagmarita chanakchiensis
Globivalvulina sp. Schubert 1921
Dagmarita chanakchiensis Reitlinger 1965
 Fusulinoidea - Boultoniidae
Codonofusiella sp.
Codonofusiella sp. Dunbar and Skinner 1937
 Fusulinoidea - Ozawainellidae
Reichelina sp., Reichelina pulchra, Reichelina changhsingensis
Reichelina sp. Erk 1941
Reichelina changhsingensis Sheng and Chang 1958
 Fusulinina - Tuberitinidae
Eotuberitina sp.
 Tetrataxoidea - Abadehellidae
Abadehella sp.
Abadehella sp. Okimura and Ishii 1975
 Tetrataxoidea - Tetrataxidae
Tetrataxis sp.
Tetrataxis sp. Ehrenberg 1854
 Fusulinina - Pachyphloiidae
Pachyphloia "sp. 1", Pachyphloia "sp. 2"
Pachyphloia "sp. 2" Lange 1925
 Fusulinina - Geinitzinidae
Geinitzina sp.
 Endothyroidea - Bradyinidae
Postendothyra sp.