Bangtoupo F24, Qingyan, China: Pelsonian - Illyrian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea - Encrinida - Encrinidae
Encrinus cf. liliiformis Lamarck 1801
1 individual
Crinoidea - Qingyanocrinidae
Qingyanocrinus kueichounensis (Dubatolova and Shao 1959)
1 individual
Rhynchonellata - Athyridida - Neoretziidae
Schwagerispira fuchsi (Koken 1900)
2 individuals
Rhynchonellata - Spiriferinida - Laballidae
Paralepismatina semiconica Yang and Xu 1966
1 individual
Rhynchonellata - Spiriferinida - Bittnerulidae
Leiolepismatina semiconula Yang and Xu 1966
4 individuals
Neocyrtina mixodeltidiumosa Yang and Xu 1966
1 individual
Rhynchonellata - Spiriferinida - Cyrtinidae
"Cyrtina" indet. Davidson 1858
1 individual
Rhynchonellata - Spiriferinida - Mentzeliidae
Hirsutella multicostata (Yang and Xu 1966)
1 individual
recombined as Dagyssia multicostata
Mentzelia mentzeli (Dunker 1851)
1 individual
Mentzelia subspherica Yang and Xu 1966
6 individuals
Rhynchonellata - Spiriferinida - Balatonospiridae
Nudispiriferina minima Yang and Xu 1966
37 individuals
Qingyenia spinosa Yang and Xu 1966
4 individuals
Rhynchonellata - Spiriferinida - Lepismatinidae
Lepismatina hsui Wang 1955
1 individual
Rhynchonellata - Rhynchonellida - Sinorhynchiidae
Sinorhynchia bifaceta Yang and Xu 1966
4 individuals
Rhynchonellata - Rhynchonellida - Norellidae
Diholkorhynchia sinensis (Koken 1910)
56 individuals
Nudirostralina subtrinodosi Yang and Xu 1966
15 individuals
Rhynchonellata - Terebratulida - Angustothyrididae
Angustothyris angustaeformis (Boekh 1872)
1 individual
Polychaeta - Sabellida - Serpulidae
Weixiserpula weixi
5 individuals
Cephalopoda - Pseudorthocerida - Trematoceratidae
Michelinoceras cf. nyalamense Chen 1981
1 individual
recombined as Pseudotemperoceras nyalamense
Gastropoda - Murchisoniina - Wortheniellidae
Wortheniella sp. Schwardt 1992
1 individual
Wortheniella sp. indet.
Gastropoda - Neritariidae
Neritaria sp. n. sp. Koken 1892
2 individuals
Neritaria n. sp. B
Gastropoda - Coelostylinidae
Trypanostylus konincki (Münster 1841)
1 individual
Bivalvia - Pectinida - Dimyidae
Protostrea sinensis (Hsu 1943)
1 individual
Bivalvia - Pectinida - Pectinidae
Praechlamys stenodictya
1 individual
Bivalvia - Pectinida - Terquemiidae
Terquemiidae indet. n. gen., n. sp. Cox 1964
1 individual
Terquemiidae n. gen. B n. sp. A
Newaagia multicostata
1 individual
Bivalvia - Pectinida - Limidae
Mysidioptera (Mysidioptera) punctata Chen 1976
1 individual
Bivalvia - Pectinida - Plicatulidae
Pseudoplacunopsis sp. n. sp. Bittner 1895
2 individuals
Pseudoplacunopsis n. sp. A
Bivalvia - Ostreida - Cassianellidae
Cassianella simplex Chen 1976
1 individual
Bivalvia - Ostreida - Posidoniidae
Posidonia cf. wengensis (Wissmann 1841)
2 individuals
recombined as Bositra wengensis
Bivalvia - Ostreida - Ostreidae
Lopha sp. n. sp. Röding 1798
2 individuals
Lopha n. sp. A
Bivalvia - Trigoniida - Myophoriidae
Elegantinia elegans (Dunker 1849)
1 individual
Rhodophyceae - Solenoporaceae
Solenopora sp. Dybowski 1877
2 individuals
Solenopora sp. A and calcareous red algae gen. et sp. indet.
see common names

Geography
Country:China State/province:Guizhou
Coordinates: 26.3° North, 106.7° East (view map)
Paleocoordinates:13.3° North, 95.1° East
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Triassic Epoch:Middle Triassic
Stage:Anisian 10 m.y. bin:Triassic 2
*Period:Middle Triassic
*International age/stage:Late/Upper Anisian *Local age/stage:Late/Upper Pelsonian - Early/Lower Illyrian
Key time interval:Pelsonian - Illyrian
Age range of interval:244.70000 - 242.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Qingyan Member:Leidapo
Local section:Bangtoupo Local bed:24
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: Basal upper Anisian. Schreyerites binodosus and Paraceratites trinodosus zones. Yuqing subformation
Lithology and environment
Primary lithology: lithified argillaceous wackestone
Secondary lithology: lithified calcareous claystone
Includes fossils?Y
Includes fossils?Y
Environment:open shallow subtidal Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original calcite
Size of fossils:macrofossils,mesofossils
Articulated whole bodies:some
Bioerosion:occasional
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:all microfossils
Collection methods:bulk,mechanical,peel or thin section,field collection
Collection size:160 individuals
Reason for describing collection:paleoecologic analysis
Collection method comments: 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
Metadata
Database number:31615
Authorizer:W. Kiessling Enterer:W. Kiessling, M. Apel
Modifier:W. Kiessling Research group:marine invertebrate
Created:2003-05-20 01:58:19 Last modified:2003-05-20 04:58:22
Access level:the public Released:2003-05-20 01:58:19
Creative Commons license:CC BY
Reference information

Primary reference:
8524. 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]