Bangtoupo F8, Qingyan (Triassic of China)

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: Bulogites zoldianus-Bulogites mojsvari ammonoid zone, Leidapo Member (Qingyan Formation), 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

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 31610: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 20.05.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Hexacorallia -
Scleractinia indet. Bourne 1900 stony coral
gen.et sp. indet.
Crinoidea
 Encrinida - Encrinidae
Encrinus cf. liliiformis Lamarck 1801 Sea lily
Gastropoda
 Seguenzioidea - Eucyclidae
Eucycloscala indet. Cossmann 1895 snail
sp. indet.
Cephalopoda
 Ammonoidea -
Ammonoidea indet. ammonite
gen.et sp. indet.
Bivalvia
 Trigoniida - Myophoriidae
Elegantinia elegans Dunker 1849 clam
 Ostreida - Posidoniidae
Posidonia pannonica, "Posidonia cf. wengensis" = Bositra wengensis
Posidonia pannonica Mojsisovics 1873 oyster
"Posidonia cf. wengensis" = Bositra wengensis Wissmann 1841 oyster
 Ostreida - Cassianellidae
Cassianella simplex Chen 1976 oyster
 Pectinida - Dimyidae
Protostrea sinensis Hsu 1943 scallop
Rhynchonellata
 Spiriferinida - Balatonospiridae
Nudispiriferina minima Yang and Xu 1966
 Spiriferinida - Mentzeliidae
"Hirsutella multicostata" = Dagyssia multicostata, Mentzelia subspherica
"Hirsutella multicostata" = Dagyssia multicostata Yang and Xu 1966
Mentzelia subspherica Yang and Xu 1966
 Rhynchonellida - Norellidae
 Terebratulida - Angustothyrididae