Where: Guizhou, China (26.3° N, 106.7° E: paleocoordinates 13.3° N, 95.1° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Leidapo Member (Qingyan Formation), Pelsonian to Pelsonian (247.2 - 242.0 Ma)
• Basal upper Anisian. Schreyerites binodosus and Paraceratites trinodosus zones. Yuqing subformation
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, calcareous marl and lithified, calcareous claystone
Size classes: macrofossils, mesofossils
Preservation: original calcite
Collection methods: bulk, mechanical, peel or thin section,
• All abundance data given as "statistical individuals"
•Bivalves, brachiopods: Double-valved shells + higher number of single shells (right or left)
•Echinoderms, vertebrates: one indivudual if number of parts more than parts in living animal. crinoids > 150 columnalia = 1 individual,
•Others: all fragments as one
Primary reference: F. Stiller. 2001. Fossilvergesellschaftungen, Paläoökologie und paläosynökologische Entwicklung im Oberen Anisium (Mittlere Trias) von Qingyan, insbesondere Bangtoupo, Provinz Guizhou, Südwestchina. Münstersche Forschungen zur Geologie und Paläontologie 92:1-523 [W. Kiessling/W. Kiessling/W. Kiessling]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 31630: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 20.05.2003, edited by Marcus Apel
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Costirhynchopsis sinensis Yang and Xu 1966 | |
Septaliphorioidea paucicostata Yang and Xu 1966 | |
Diholkorhynchia sinensis Koken 1910 | |
Neocyrtina mixodeltidiumosa Yang and Xu 1966 | |
Mentzelia subspherica Yang and Xu 1966
Mentzelia mentzeli Dunker 1851 | |
Nudispiriferina minima Yang and Xu 1966
Qingyenia spinosa Yang and Xu 1966 | |
Lepismatina hsui Wang 1955 | |
Schwagerispira fuchsi Koken 1900 | |
Sedentaria | |
Bivalvia | |
"Phestia (Polidevcia) subperlonga" = Polidevcia
"Phestia (Polidevcia) subperlonga" = Polidevcia clam | |
? Pleuronectites cf. laevigatus Schlotheim 1820 scallop
Praechlamys schroeteri scallop
Praechlamys stenodictya scallop | |
Newaagia sessilis scallop | |
Leptochondria plana scallop | |
Pseudoplacunopsis sp. n. sp.
| |
Plagiostoma sp. n. sp.
| |
Ostreoidea indet. n. gen. n. sp.
| |
Cassianella simplex Chen 1976 oyster | |
Echinoidea | |
"Cidaris" wissmanni Desor 1847 sea urchin | |
Crinoidea | |
Encrinus cf. liliiformis Lamarck 1801 Sea lily | |
Qingyanocrinus kueichounensis Dubatolova and Shao 1959 Sea lily |