PBDB Collection

Beifengjing Section, Bed 30, Zhongliang Hill (Permian of China)

Where: Chongqing, China (29.5° N, 106.4° E: paleocoordinates 8.3° N, 93.9° E)

• coordinate based on unpublished field data

• small collection-level geographic resolution

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

• 0.09 m thick

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, pyritic, shelly/skeletal, gray, argillaceous, cherty/siliceous wackestone

• Argillaceous pyritic skeletal wackestone with chert nodules (Clapham pers. obs.)

Size class: macrofossils

Primary reference: S. Z. Shen and X. L. He. 1991. Changhsingian brachiopod assemblage sequence in Zhongliang Hill, Chongqing. Journal of Stratigraphy 15(3):189-196 [M. Clapham/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 94986: authorized by Matthew Clapham, entered by Matthew Clapham on 02.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Anthozoa
Stauriida - Lophophyllidae	Lophophyllidium sp. Lophophyllidium sp. Grabau 1928 horn coral
Lingulata
Lingulida - Lingulidae	Lingulidae indet.¹ Lingulidae indet.¹ Gray 1840
Lingulida - Discinidae	Orbiculoidea nucleola Orbiculoidea nucleola Liao 1980
Strophomenata
Orthotetida - Meekellidae	Perigeyerella sp., Meekella cf. deltoides Perigeyerella sp. Meekella cf. deltoides Liao 1980
Productida - Monticuliferidae	Compressoproductus sp. Compressoproductus sp. Sarytcheva 1960
Productida -	Spinomarginifera alpha, Spinomarginifera chengyaoyenensis, Spinomarginifera pseudosintanensis Spinomarginifera alpha Huang 1932 Spinomarginifera chengyaoyenensis Huang 1932 Spinomarginifera pseudosintanensis Huang 1932
Productida - Echinoconchidae	"Parapulchratia nitens" = Chenxianoproductus nitens "Parapulchratia nitens" = Chenxianoproductus nitens Liao and Meng 1986
Productida - Richthofeniidae	Richthofenia sinensis Richthofenia sinensis Waagen 1885
Productida - Permianellidae	Permianella typica, Laterispina parallela³ Permianella typica He and Zhu 1979 Laterispina parallela³ Shen et al. 1994
Rhynchonellata
Spiriferida - Martiniidae	Martinia corculum Martinia corculum Kutorga 1844
Rhynchonellida - Stenoscismatidae	Stenoscisma mutabilis Stenoscisma mutabilis Tschernyschew 1902
Terebratulida - Notothyrididae	Notothyris crassa Notothyris crassa Reed 1944
Athyridida - Neoretziidae	Hustedia remota Hustedia remota Eichwald 1860
Athyridida - Athyrididae	Araxathyris ? sinensis² Araxathyris ? sinensis² Shen et al. 2004

¹Clapham 2015; ²Shen et al. 2004; ³Shen et al. 1995