Dongpan section, bed 9 (Permian of China)

Where: Guangxi, China (22.3° N, 107.7° E: paleocoordinates 3.5° N, 99.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• bed 9 of unit 3 of the Dalong Formation, ca. 0.4 m thick, Late Changhsingian

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified mudstone and lithified claystone

Size class: microfossils

Primary reference: Q. Feng, W. He, S. Gu, Y. Meng, Y. Jin and F. Zhang. 2007. Radiolarian evolution during the latest Permian in south China. Global and Planetary Change 55:177-192 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 95338: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.04.2010, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Spumellaria - Litheliidae
Lithelius sinensis Feng et al. 2006
 Spumellaria - Angulobracchiidae
Bistarkum martiali Feng et al. 2006
 Spumellaria - Pyramispongiidae
Ellipsocopicyntra wani Feng et al. 2006
 Entactinaria - Palaeolithocycliidae
Palaeolithocyclia pilata Feng et al. 2009
 Entactinaria - Entactiniidae
Copicyntra "sp. 3" Nazarov and Ormiston 1985
Copicyntra "sp. 4" Nazarov and Ormiston 1985
Paracopicyntra ziyunensis Feng and Gu 2002
Klaengspongus spinosus Sashida 2000
"Entactinia sashidai" = Stigmosphaerostylus
 Productida - Chonopectidae
"Spinomarginifera semicircridge" = Minutomarginifera semicircridge2
"Spinomarginifera semicircridge" = Minutomarginifera semicircridge2 He et al. 2005
 Productida - Monticuliferidae
Costatumulus dongpanensis2 He et al. 2005
 Productida - Linoproductidae
"Anidanthus mucronata" = Anidanthus parvimucronata2
"Anidanthus mucronata" = Anidanthus parvimucronata2 He and Shen 2019
 Athyridida - Athyrididae
 Spiriferida - Martiniidae
Martinia liuqiaoiensis1 He et al. 2019
 Orthida - Schizophoriidae
Acosarina sp.2 Cooper and Grant 1969