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 claystone and lithified marl
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 31626: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 20.05.2003, edited by Marcus Apel, Sabine Nürnberg and Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Rhodophyceae | |
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Anthozoa | |
Neoconophyllia guiyangensis Deng and Kong 1984 stony coral
Semidistichophyllum guizhouensis Deng and Kong 1984 stony coral | |
Demospongiae | |
? Hartmanina bangtoupoensis demosponge | |
Crinoidea | |
| |
Bangtoupocrinus kokeni Stiller 2000 Sea lily | |
Encrinus cf. liliiformis Lamarck 1801 Sea lily | |
Qingyanocrinus kueichounensis Dubatolova and Shao 1959 Sea lily | |
Echinoidea | |
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Gastropoda | |
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Sisenna sp. n. sp.
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Wortheniella conica, Wortheniella hausmanni, Wortheniella xui, Wortheniella sp., Wortheniella indet.
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Fossariopsis sinensis snail | |
Pachyomphalus sp. n. sp.
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Naticopsis (Naticopsis) signata Koken 1900 snail | |
Trachynerita distincta Kittl 1894 snail | |
Triassocirrus applanatus Kutassy 1937 snail | |
Bivalvia | |
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Elegantinia kulunensis, Elegantinia sp. n. sp., Elegantinia elegans, Costatoria multiformis, Neoschizodus laevigatus
Elegantinia elegans Dunker 1849 clam
Neoschizodus laevigatus Ziethen 1830 clam | |
Modiolus (Modiolus) salzstettensis Hohenstein 1913 mussel | |
Elegantarca subareata Chen 1976 clam | |
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Pteria caudata pearl oyster
Pteria rugosa Chen 1976 pearl oyster
Arcavicula (Arcavicula) guizhouensis pearl oyster | |
Cassianella qingyanensis oyster
Cassianella subcislonensis oyster
Cassianella simplex Chen 1976 oyster | |
Ostreoidea indet. n. gen. n. sp.
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Lopha sp. n. sp.
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Protostrea sinensis Hsu 1943 scallop | |
Palaeolima subcostata file clam
Mysidioptera (Mysidioptera) punctata Chen 1976 file clam
Plagiostoma striatum Schlotheim 1820 file clam | |
Pseudoplacunopsis sp. n. sp.
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Newaagia multicostata scallop
Newaagia sessilis scallop | |
Praechlamys schroteri scallop
Pleuronectites difformis Chen 1976 scallop | |
Cephalopoda | |
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Rhynchonellata | |
Thecocyrtelloidea tubulosa Yang and Xu 1966 | |
Paralepismatina semiconica Yang and Xu 1966 | |
Lepismatina hsui Wang 1955 | |
"Hirsutella multicostata" = Dagyssia multicostata Yang and Xu 1966
Mentzelia mentzeli Dunker 1851
Mentzelia subspherica Yang and Xu 1966 | |
Schwagerispira fuchsi Koken 1900 | |
Angustothyris angustaeformis Boekh 1872 | |
"Aulacothyris angustaeformis" = Sacothyris angustaeformis
"Aulacothyris angustaeformis" = Sacothyris angustaeformis Yang and Xu 1966 | |
Septaliphorioidea paucicostata Yang and Xu 1966 | |
Diholkorhynchia sinensis Koken 1910
Nudirostralina subtrinodosi Yang and Xu 1966 | |
Polychaeta | |