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 31625: 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
Rhodophyceae | |
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Echinoidea | |
"Cidaris" bangtoupoensis pencil urchin
"Cidaris" lineola pencil urchin
"Cidaris" venustespinosa pencil urchin | |
"Cidaris" wissmanni Desor 1847 sea urchin | |
Crinoidea | |
Qingyanocrinus kueichounensis Dubatolova and Shao 1959 Sea lily | |
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Encrinus cf. liliiformis Lamarck 1801 Sea lily | |
Bangtoupocrinus kokeni Stiller 2000 Sea lily | |
Polychaeta | |
Scaphopoda | |
Laevidentalium bangtoupoensis tusk shell | |
Cephalopoda | |
"Michelinoceras cf. nyalamense" = Pseudotemperoceras nyalamense
"Michelinoceras cf. nyalamense" = Pseudotemperoceras nyalamense Chen 1981 | |
Gastropoda | |
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Triassocirrus applanatus Kutassy 1937 snail | |
Delphinulopsis binodosa Münster 1841 snail | |
Pachyomphalus sp. n. sp.
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"Natiria striatocostata" = Ladinaticella striatocostata
"Natiria striatocostata" = Ladinaticella striatocostata Braun 1841 snail | |
"Omphaloptycha gregaria" = Buccinites gregarius
"Omphaloptycha gregaria" = Buccinites gregarius Schlotheim 1820 snail | |
Cheilotomona pentagonum Yu et al. 1974 snail | |
Coelostylina liscaviensis, Coelostylina ahlburgi, "? Siphonophyla sp." = Coelostylina (Siphonophyla)
Coelostylina liscaviensis Giebel 1856 snail
Coelostylina ahlburgi Assmann 1924 snail | |
Eucycloscala sp. n. sp., Eucycloscala sp. n. sp., Eucycloscala obliquicostata, Eucycloscala binodosa, "Riselloidea sp. n. sp." = Calliotropis (Riselloidea), Riselloidea guizhouensis
Eucycloscala obliquicostata Yin and Yochelson 1983 snail
Eucycloscala binodosa Münster 1841 snail
Riselloidea guizhouensis Yu et al. 1974 snail | |
Discohelicidae indet. n. gen. n. sp.
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Allocosmia cf. turricula Assmann 1937 snail | |
Dictyotomaria triassica Yin and Yochelson 1983 snail | |
Sisenna sp. n. sp., ? Sisenna sp. n. sp.
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Wortheniella conica, Wortheniella hausmanni, Wortheniella johannisaustriae, Wortheniella nuda, Wortheniella sp. n. sp., Wortheniella indet.
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Murchisoniidae indet. n. gen. n. sp.
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Naticopsis (Naticopsis) ladina Kittl 1892 snail
Naticopsis (Naticopsis) signata Koken 1900 snail
Hologyra guizhoui Yin and Yochelson 1983 snail | |
Neritaria sp. n. sp., Neritaria sp. n. sp.
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Bivalvia | |
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Palaeonucula qingyanensis Chen 1976 nut clam | |
Schafhaeutlia astartiformis Münster 1841 clam | |
Opinae indet. n. gen. n. sp.
| |
"Quadratia quadrata" = Guizhoumyophoria quadrata, Elegantinia kulunensis, Elegantinia sp. n. sp., Elegantinia elegans, Costatoria multiformis
"Quadratia quadrata" = Guizhoumyophoria quadrata Yin 1974 clam
Elegantinia elegans Dunker 1849 clam | |
"Botulopsis cf. cassiana" = Botulopsis reisi, Modiolus (Modiolus) salzstettensis
"Botulopsis cf. cassiana" = Botulopsis reisi Waller 2005 mussel
Modiolus (Modiolus) salzstettensis Hohenstein 1913 mussel | |
Newaagia multicostata scallop
Newaagia sessilis scallop | |
Pleuronectites difformis Chen 1976 scallop
Praechlamys schroeteri scallop | |
Plagiostoma sp. n. sp.
| |
Pseudoplacunopsis sp. n. sp.
| |
Placunopsis subplana scallop | |
Leptochondria plana scallop
Leptochondria albertii Goldfuss 1838 scallop | |
Protostrea sinensis Hsu 1943 scallop | |
"Posidonia cf. wengensis" = Bositra wengensis
"Posidonia cf. wengensis" = Bositra wengensis Wissmann 1841 oyster | |
Gervillaria subelegans Chen 1976 oyster | |
Cassianella qingyanensis oyster
Cassianella subcislonensis oyster
Cassianella simplex Chen 1976 oyster | |
Arcavicula sp. n. subgen. n. sp., Arcavicula (Arcavicula) guizhouensis, Pteria caudata, Pteria rugosa, Pteria cassiana
Arcavicula (Arcavicula) guizhouensis pearl oyster
Pteria caudata pearl oyster
Pteria rugosa Chen 1976 pearl oyster
Pteria cassiana Bittner 1895 pearl oyster | |
Atrina sp. n. sp.
| |
Ostreoidea indet. n. gen. n. sp.
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Lopha sp. n. sp.
| |
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Elegantarca subareata Chen 1976 clam | |
Brachiopoda | |
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Rhynchonellata | |
Costirhynchopsis sinensis Yang and Xu 1966 | |
Septaliphorioidea paucicostata Yang and Xu 1966 | |
Nudirostralina subtrinodosi Yang and Xu 1966
Diholkorhynchia sinensis Koken 1910 | |
Thecocyrtelloidea tubulosa Yang and Xu 1966
Neocyrtina mixodeltidiumosa Yang and Xu 1966 | |
"Cyrtina" indet. Davidson 1858 | |
Lepismatina hsui Wang 1955 | |
"Hirsutella multicostata" = Dagyssia multicostata Yang and Xu 1966
Mentzelia subspherica Yang and Xu 1966
Mentzelia mentzeli Dunker 1851 | |
"Aulacothyris angustaeformis" = Sacothyris angustaeformis
"Aulacothyris angustaeformis" = Sacothyris angustaeformis Yang and Xu 1966 | |
Angustothyris angustaeformis Boekh 1872 | |
"Adygella elongata" = Coenothyris elongata
"Adygella elongata" = Coenothyris elongata Yang and Xu 1966 | |
Bryozoa | |
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Anthozoa | |
Semidistichophyllum guizhouensis Deng and Kong 1984 stony coral
Neoconophyllia leidapoensis Deng and Kong 1984 stony coral
Margarophyllia vortica Deng and Kong 1984 stony coral |