Bangtoupo F55, Qingyan, China: Pelsonian - Illyrian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Corals indet.
1 individual
Solitary corals gen. et sp. indet.
Echinoidea - Cidaroida - Cidaridae
"Cidaris" wachangpoensis
1 individual
Crinoidea - Isocrinida - Isocrinidae
Tyrolecrinus tyrolensis (Laube 1865)
1 individual
    = Tyrolecrinus wugangi Stiller 2011
Stiller 2011
Balanocrinus sp. n. sp. Agassiz 1847
1 individual
Balanocrinus n. sp. A
Crinoidea - Qingyanocrinidae
Qingyanocrinus kueichounensis (Dubatolova and Shao 1959)
1 individual
Crinoidea - Encrinida - Encrinidae
Encrinus cf. liliiformis Lamarck 1801
1 individual
Crinoidea - Millericrinida - Bangtoupocrinidae
Bangtoupocrinus kokeni Stiller 2000
1 individual
Polychaeta - Sabellida - Serpulidae
Weixiserpula weixi
13 individuals
Ruxingella lianjiangensis
3 individuals
Rhynchonellata - Spiriferinida - Lepismatinidae
Lepismatina hsui Wang 1955
15 individuals
Rhynchonellata - Spiriferinida - Balatonospiridae
Nudispiriferina minima Yang and Xu 1966
4 individuals
Qingyenia spinosa Yang and Xu 1966
33 individuals
Rhynchonellata - Spiriferinida - Mentzeliidae
Mentzelia subspherica Yang and Xu 1966
29 individuals
Rhynchonellata - Spiriferinida - Bittnerulidae
Thecocyrtelloidea tubulosa Yang and Xu 1966
2 individuals
Neocyrtina mixodeltidiumosa Yang and Xu 1966
14 individuals
Rhynchonellata - Spiriferinida - Cyrtinidae
"Cyrtina" indet. Davidson 1858
4 individuals
Rhynchonellata - Terebratulida - Dielasmatidae
Adygella elongata Yang and Xu 1966
8 individuals
recombined as Coenothyris elongata
Rhynchonellata - Rhynchonellida - Norellidae
Diholkorhynchia sinensis (Koken 1910)
256 individuals
Rhynchonellata - Rhynchonellida - Cyclothyrididae
Costirhynchopsis sinensis (Yang and Xu 1966)
1 individual
Rhynchonellata - Rhynchonellida - Allorhynchidae
Septaliphorioidea paucicostata Yang and Xu 1966
8 individuals
Rhynchonellata - Athyridida - Neoretziidae
Schwagerispira fuchsi (Koken 1900)
16 individuals
Cephalopoda - Ammonoidea
Ammonoidea indet. Zittel 1884
1 individual
Ammonoidea gen. et sp. indet.
Gastropoda - Naticopsidae
Hologyra guizhui
1 individual
Bivalvia
Bivalvia indet. Linnaeus 1758
2 individuals
Bivalvia gen. et sp. indet.
Bivalvia - Nuculanida - Polidevciidae
Phestia (Polidevcia) subperlonga
1 individual
spelled with current rank as Polidevcia
Bivalvia - Cardiida - Kalenteridae
Curionia meriani
1 individual
Curionia curionii meriani
Bivalvia - Trigoniida - Myophoriidae
Elegantinia sp. n. sp. (Waagen 1907)
13 individuals
Elegantinia n. sp. A
Bivalvia - Mytilida - Mytilidae
Modiolus (Modiolus) salzstettensis (Hohenstein 1913)
2 individuals
Bivalvia - Ostreida
Ostreoidea indet. n. gen., n. sp. (Rafinesque 1815)
13 individuals
original and current combination Ostreacea
Ostreoidea n. gen. A, n. sp. A
Bivalvia - Ostreida - Ostreidae
Lopha sp. n. sp. Röding 1798
1 individual
Lopha n. sp. A
Bivalvia - Ostreida - Cassianellidae
Cassianella sulcata
2 individuals
Cassianella ecki sulcata
Cassianella qingyanensis
1 individual
Cassianella simplex Chen 1976
4 individuals
Bivalvia - Ostreida - Pteriidae
Arcavicula (Arcavicula) guizhouensis
1 individual
Pteria caudata
1 individual
Pteria rugosa Chen 1976
1 individual
Bivalvia - Ostreida - Bakevelliidae
Gervillia (Cultriopsis) angulata Münster 1841
1 individual
Bivalvia - Pectinida - Anomiidae
Placunopsis subplana
1 individual
Bivalvia - Pectinida - Plicatulidae
Pseudoplacunopsis sp. n. sp. Bittner 1895
2 individuals
Pseudoplacunopsis n. sp. A
Bivalvia - Pectinida - Limidae
Plagiostoma sp. n. sp. Sowerby 1814
1 individual
Plagiostoma n. sp. A
Bivalvia - Pectinida - Terquemiidae
Newaagia sessilis
1 individual
Bivalvia - Pectinida - Pectinidae
? Pleuronectites cf. laevigatus Schlotheim 1820
1 individual
Praechlamys schroeteri
2 individuals
Praechlamys stenodictya
1 individual
Bivalvia - Pectinida - Entoliidae
Entolium discites (Schlotheim 1820)
1 individual
Bivalvia - Pectinida - Dimyidae
Protostrea sinensis (Hsu 1943)
2 individuals
Bivalvia - Cyrtodontida - Pichleriidae
Elegantarca subareata Chen 1976
3 individuals
Anthozoa - Scleractinia - Margarophylliidae
Neoconophyllia leidapoensis Deng and Kong 1984
2 individuals
Margarophyllia vortica Deng and Kong 1984
6 individuals
Rhodophyceae - Solenoporaceae
Solenopora sp. Dybowski 1877
21 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:55
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 calcareous claystone
Secondary lithology: lithified marl
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:479 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:31629
Authorizer:W. Kiessling, M. Clapham Enterer:W. Kiessling, M. Clapham, M. Apel
Modifier:W. Kiessling Research group:marine invertebrate
Created:2003-05-20 02:12:02 Last modified:2003-05-20 05:12:04
Access level:the public Released:2003-05-20 02:12:02
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]

Secondary references:

38551 F. Stiller. 2011. An early isocrinid sea lily from the middle to late Anisian boundary (Middle Triassic) of south-west China - evidence for a far-east Tethyan origin of the family Isocrinidae. Palaeontology 54(6):1415-1433 [M. Clapham/M. Clapham]