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 12 of unit 3 of the Dalong Formation, ca. 0.6 m thick, last Changhsingian bed immediately below the Triassic Luolou Formation
• bed-level stratigraphic resolution
Environment/lithology: basinal (); lithified mudstone and lithified claystone
Size classes: macrofossils, mesofossils, microfossils
Preservation: mold/impression
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 95341: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.04.2010, edited by Matthew Clapham and Bethany Allen
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Copiconica solida radiolarian | |
Palaeolithocyclia pilata Feng et al. 2009 radiolarian | |
Paracopicyntra ziyunensis, Copicyntra "sp. 3", Copicyntra "sp. 4", Trilonche crassispinosa, Entactinia sashidai
Paracopicyntra ziyunensis Feng and Gu 2002 radiolarian
Copicyntra "sp. 3" Nazarov and Ormiston 1985 radiolarian
Copicyntra "sp. 4" Nazarov and Ormiston 1985 radiolarian
Trilonche crassispinosa radiolarian
Entactinia sashidai Feng 2007 radiolarian | |
Cephalopoda | |
Qianjiangoceras sp. Zhao et al. 1978 ceratite | |
Laibinoceras cf. compressum Yang 1987 ceratite | |
Huananoceras sp. Zhao and Liang 1974 ceratite | |
Bivalvia | |
Promyalina sp. Kittl 1903 clam | |
Claraia liuqiaoensis n. sp.
Claraia liuqiaoensis n. sp. He et al. 2007 scallop | |
Posidonia sp. Bronn 1828 oyster | |
"Palaeoneilo qinzhouensis" = Palaeoneilo shaoyangensis
"Palaeoneilo qinzhouensis" = Palaeoneilo shaoyangensis Fang 1987 clam |