Mulongdong section, Changxing bed 25, Huaying Mountains (Permian of China)

Where: Chongqing, China (30.1° N, 106.6° E: paleocoordinates 8.9° N, 93.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal, white limestone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: China University of Mining Technology, Xuzhou (possibly now at NIGPAS)

Primary reference: Y. Zeng, X. L. He, and M. L. Zhu. 1995. Permian Brachiopods and Community Succession in the Huayin Mountains, Sichuan 1-187 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 156863: authorized by Matthew Clapham, entered by Matthew Clapham on 01.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Tschernyschewiidae
 Productida - Aulostegidae
 Productida - Productellidae
"Spinomarginifera chengyaoyenensis" = Rugosomarginifera chengyaoyensis Huang 1932
 Productida - Productidae
 Productida - Monticuliferidae
 Productida - Lyttoniidae
 Orthotetida - Derbyiidae
Derbyia sp. Waagen 1884
 Orthotetida - Meekellidae
Rhynchonellata
 Athyridida - Athyrididae
Araxathyris guizhouensis, "Araxathyris dilatatus" = Araxathyris dilatata, Araxathyris protea, Araxathyris yuananensis, "Araxathyris araxensis" = Transcaucasathyris araxensis, "Araxathyris zhijinensis" = Juxathyris zhijinensis
"Araxathyris dilatatus" = Araxathyris dilatata Shen et al. 1992
Araxathyris protea Abich 1878
"Araxathyris araxensis" = Transcaucasathyris araxensis Grunt 1965
"Araxathyris zhijinensis" = Juxathyris zhijinensis Liao 1980
 Terebratulida - Notothyrididae
"Notothyris mediterranea" = Rostranteris mediterraneum Gemmellaro 1899
 Terebratulida - Gillediidae
 Terebratulida - Heterelasminidae
Pseudolabaia minor n. sp. Zeng et al. 1995
 Terebratulida - Dielasmatidae
 Spiriferinida - Spiriferellinidae
 Spiriferida - Choristitidae
"Semibrachythyrina anshunensis" = Alphaneospirifer anshunensis, "Semibrachythyrina fasciculata" = Alphaneospirifer fasciculata
"Semibrachythyrina anshunensis" = Alphaneospirifer anshunensis Liao 1980
"Semibrachythyrina fasciculata" = Alphaneospirifer fasciculata Yang et al. 1962
 Spiriferida - Martiniidae
Martinia semiplana Waagen 1883
ssp. glossoexserta
Martinia nucula Rothpletz 1892
 Spiriferida - Ambocoeliidae
"Crurithyris speciosa" = Speciothyris speciosa
"Crurithyris speciosa" = Speciothyris speciosa Wang 1955
includes ssp. obovata
 Spiriferida - Elythidae
Phricodothyris sp., "Squamularia squamularioides" = Permophricodothyris squamularioides, "Squamularia trigonolaris n. sp." = Permophricodothyris trigonolaris, "Squamularia grandis" = Permophricodothyris grandis, "Squamularia elegantula" = Permophricodothyris elegantula
"Squamularia squamularioides" = Permophricodothyris squamularioides Huang 1933
"Squamularia trigonolaris n. sp." = Permophricodothyris trigonolaris Zeng et al. 1995
"Squamularia grandis" = Permophricodothyris grandis Chao 1929
"Squamularia elegantula" = Permophricodothyris elegantula Waagen 1883
 Rhynchonellida - Wellerellidae
Wellerella sp. Dunbar and Condra 1932
 Rhynchonellida - Pontisiidae
"Neowellerella pseudoutah" = Prelissorhynchia pseudoutah Huang 1933
 Rhynchonellida - Allorhynchidae
Terebratuloidea minor Waagen 1883
ssp. aculeata
 Orthida - Enteletidae
Peltichia sinensis Huang 1933
Peltichia zigzag Huang 1933
"Enteletes tschernyschewi" = Enteletes tschernyscheffi Diener 1897
Enteletes kayseri Waagen 1884