Bangtoupo F57, Qingyan, China: Pelsonian - Illyrian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea
"Cidaris" wissmanni Desor 1847
1 individual
nomen dubium belonging to Echinoidea
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)
6 individuals
Rhynchonellata - Spiriferinida - Bittnerulidae
Neocyrtina mixodeltidiumosa Yang and Xu 1966
7 individuals
Rhynchonellata - Spiriferinida - Mentzeliidae
Mentzelia mentzeli (Dunker 1851)
1 individual
Mentzelia subspherica Yang and Xu 1966
10 individuals
Rhynchonellata - Spiriferinida - Balatonospiridae
Nudispiriferina minima Yang and Xu 1966
7 individuals
Qingyenia spinosa Yang and Xu 1966
10 individuals
Rhynchonellata - Spiriferinida - Lepismatinidae
Lepismatina hsui Wang 1955
1 individual
Rhynchonellata - Rhynchonellida - Cyclothyrididae
Costirhynchopsis sinensis (Yang and Xu 1966)
1 individual
Rhynchonellata - Rhynchonellida - Allorhynchidae
Septaliphorioidea paucicostata Yang and Xu 1966
4 individuals
Rhynchonellata - Rhynchonellida - Norellidae
Diholkorhynchia sinensis (Koken 1910)
233 individuals
Polychaeta - Sabellida - Serpulidae
Weixiserpula weixi
1 individual
Ruxingella lianjiangensis
1 individual
Bivalvia - Nuculanida - Polidevciidae
Phestia (Polidevcia) subperlonga
1 individual
spelled with current rank as Polidevcia
Bivalvia - Pectinida - Pectinidae
? Pleuronectites cf. laevigatus Schlotheim 1820
1 individual
Praechlamys schroeteri
5 individuals
Praechlamys stenodictya
2 individuals
Bivalvia - Pectinida - Terquemiidae
Terquemiidae indet. n. gen., n. sp. Cox 1964
1 individual
Terquemiidae gen. et sp. indet.
Newaagia sessilis
2 individuals
Newaagia sp. n. sp. Hertlein 1952
3 individuals
Newaagia n. sp. A
Bivalvia - Pectinida - Limidae
Plagiostoma sp. n. sp. Sowerby 1814
1 individual
Plagiostoma n. sp. A
Bivalvia - Pectinida - Plicatulidae
Pseudoplacunopsis sp. n. sp. Bittner 1895
7 individuals
Pseudoplacunopsis n. sp. A
Bivalvia - Pectinida - Hunanopectinidae
Leptochondria plana
1 individual
Bivalvia - Ostreida - Cassianellidae
Cassianella sulcata
1 individual
Cassianella ecki sulcata
Cassianella simplex Chen 1976
1 individual
Bivalvia - Ostreida
Ostreoidea indet. n. gen., n. sp. (Rafinesque 1815)
8 individuals
original and current combination Ostreacea
Ostreoidea n. gen. A, n. sp. A
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:57
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 marl
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:319 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:31630
Authorizer:W. Kiessling Enterer:W. Kiessling, M. Apel
Modifier:W. Kiessling Research group:marine invertebrate
Created:2003-05-20 02:13:11 Last modified:2003-05-20 05:13:14
Access level:the public Released:2003-05-20 02:13:11
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]