Jiaozishan Section Bed 10 (AJ-21,20), Anshun County (Permian of China)

Where: Guizhou, China (26.3° N, 105.9° E: paleocoordinates 1.6° N, 96.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Wuchiapingian (259.9 - 254.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, gray limestone and lithified, gray, yellow siltstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: All specimens are kept in the Nanjing Institute of Geology and Paleontology, Academia Sinica.

Primary reference: Z. Q. Yao, J. T. Xu, Z. G. Zheng, X. H. Zhao, and Z. G. Mou. 1980. Late Permian Stratigraphy and Fossils in Western Guizhou and Eastern Yunnan 1-277 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 112000: authorized by Matthew Clapham, entered by Matthew Clapham on 02.07.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Foraminifera
 Fusulinoidea - Ozawainellidae
Reichelina sp.
Reichelina sp. Erk 1941
 Fusulinoidea - Staffellidae
Nankinella sp.
Nankinella sp. Lee 1933
 Fusulinoidea - Boultoniidae
Codonofusiella sp.
Codonofusiella sp. Dunbar and Skinner 1937
Cephalopoda
 Pseudorthocerida - Spyroceratidae
? Lopingoceras sp.
? Lopingoceras sp. Shimanskiy 1962
Bivalvia
 Myalinida - Myalinidae
Liebea tumida
 Ostreida - Pterineidae
Leptodesma (Leiopteria) falcata
Leptodesma (Leiopteria) falcata Xu and Chang 1980 oyster
Rhynchonellata
 Spiriferida - Elythidae
Squamularia sp.2, "Squamularia indica" = Permophricodothyris indica, "Squamularia elegantula" = Permophricodothyris elegantula, Phricodothyris guizhouensis n. sp.
Squamularia sp.2 Gemmellaro 1899
"Squamularia indica" = Permophricodothyris indica Waagen 1883
"Squamularia elegantula" = Permophricodothyris elegantula Waagen 1883
Phricodothyris guizhouensis n. sp. Liao 1980
 Athyridida - Athyrididae
"Araxathyris bisulcata" = Juxathyris bisulcata, "Juxathyris bisulcata" = Juxathyris bisulcata4
"Araxathyris bisulcata" = Juxathyris bisulcata Liao 1980
"Juxathyris bisulcata" = Juxathyris bisulcata4 Liao 1980
 Spiriferinida - Spiriferellinidae
Spiriferellina elegantula, Spiriferellina triquetra n. sp.
Spiriferellina triquetra n. sp. Liao 1980
 Spiriferinida - Paraspiriferinidae
"Punctospirifer multiplicatus" = Paraspiriferina multiplicata
"Punctospirifer multiplicatus" = Paraspiriferina multiplicata Sowerby 1829
 Orthida - Schizophoriidae
Acosarina minuta
Acosarina minuta Abich 1878
Strophomenata
 Strophomenida - Rugosochonetidae
"Tethyochonetes liaoi" = Fusichonetes soochowensis1
"Tethyochonetes liaoi" = Fusichonetes soochowensis1 Chao 1928
 Productida - Lyttoniidae
"Oldhamina subsquamosa" = Oldhamina interrupta, Oldhamina grandis
"Oldhamina subsquamosa" = Oldhamina interrupta Zhan 1979
not subdecipiens
Oldhamina grandis Huang 1932
 Productida - Paucispiniferidae
"Asioproductus margaritatus" = Transennatia margaritatus, Transennatia gratiosa2
"Asioproductus margaritatus" = Transennatia margaritatus Mansuy 1913
Transennatia gratiosa2 Waagen 1884
 Productida - Productellidae
Cathaysia bulangensis2
 Orthotetida - Derbyiidae
"Derbyia disalata" = Derbyia schellwieni2
"Derbyia disalata" = Derbyia schellwieni2 Frech 1911
 Orthotetida - Schuchertellidae
Streptorhynchus pendulus3
 Orthotetida - Meekellidae
"Schuchertella cf. frechi" = Orthothetina frechi
"Schuchertella cf. frechi" = Orthothetina frechi Huang 1933
Stenolaemata
 Cryptostomata - Acanthocladiidae
Polypora tuberculifera, Polypora sinokoninckiana
Polypora tuberculifera
ssp. anshunensis
Polypora sinokoninckiana Yang and Lu 1962
ssp. mesoporata
1Chen et al. 2000; 2Liao 1980; 3Liao 1987; 4Shen et al. 2004