Youjianzhai-4: Griesbachian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Ostracod indeterminate
Tentaculita - Microconchida
Microconchus aberrans (Hohenstein 1913)
Gastropoda - Goniasmatidae
Wannerispira shangganensis Kaim and Nützel 2010
Gastropoda - Coelostylinidae
cf. Coelostylina sp. Kittl 1894
Gastropoda - Bellerophontida - Euphemitidae
Warthia vaceki (Bittner 1899)
Gastropoda - Naticopsidae
Naticopsis sp. M'Coy 1844
Vernelia samae Foster et al. 2019
Bivalvia - Nuculanida - Tindariidae
Austrotindaria svalbardensis Foster et al. 2017
Bivalvia - Nuculanida - Nuculanidae
Dacryomya skorochodi (Kiparisova 1938)
Bivalvia - Cardiida - Kalenteridae
Permophorus bregeri (Girty 1927)
Bivalvia - Cardiida - Anthracosiidae
Austrotindaria ? canalensis (Catullo 1847)
recombined as Unionites canalensis
Bivalvia - Carditida - Astartidae
Astartopsis ? sp. de Loriol 1891
Bivalvia - Trigoniida - Myophoriidae
Neoschizodus laevigatus (Ziethen 1830)
Bivalvia - Myalinida - Atomodesmatidae
Atomodesma hautmanni Foster et al. 2019
Bivalvia - Myalinida - Myalinidae
Promyalina putiatinensis (Kiparisova 1938)
Bivalvia - Pectinida - Claraiidae
Claraia liuquaoensis
Bivalvia - Pectinida - Hunanopectinidae
Leptochondria spp.
Bivalvia - Ostreida - Bakevelliidae
Towapteria scythica (Wirth 1936)
Bakevellia ceratophaga (von Schlotheim 1816)
recombined as Bakevellia (Bakevellia) ceratophaga
Bakevellia exporrecta (Lepsius 1878)
Lingulata - Lingulida - Lingulidae
Sinolingularia huananensis Peng and Shi 2008
see common names

Geography
Country:China State/province:Guizhou County:Luodian
Coordinates: 25.6° North, 106.8° East (view map)
Paleocoordinates:6.5° North, 96.5° East
Time
Period:Triassic Epoch:Early/Lower Triassic
10 m.y. bin:Triassic 1
Key time interval:Griesbachian Conodont zone: Hindeodus parvus
Age range of interval:251.90200 - 251.40000 m.y. ago
Stratigraphy
Formation:Daye
Local section:Youjianzhai Local bed:Microbialite
Lithology and environment
Primary lithology: lithified calcareous packstone
Environment:open shallow subtidal
Taphonomy
Modes of preservation:body,original calcite,replaced with calcite
Size of fossils:mesofossils
Spatial orientation:random
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:all macrofossils
Collection methods:bulk,mechanical,field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:200988
Authorizer:W. Foster Enterer:W. Foster
Modifier:W. Foster Research group:marine invertebrate
Created:2019-04-28 10:06:04 Last modified:2019-04-28 11:33:44
Access level:the public Released:2019-04-28 10:06:04
Creative Commons license:CC BY
Reference information

Primary reference:
67174. W.J. Foster, D.J. Lehrmann, M. Yu, L. Ji, and R.C. Martindale. 2018. Persistent Environmental Stress Delayed the Recovery of Marine Communities in the Aftermath of the Latest Permian Mass Extinction. Paleoceanography and Paleoclimatology 33:338-353 [W. Foster/W. Foster]

Secondary references:

68881 W. J. Foster, D. J. Lehrmann, J. A. Hirtz, M. White, M. Yu, J. Li, and R. C. Martindale. 2019. Early Triassic benthic invertebrates from the Great Bank of Guizhou, South China: systematic palaeontology and palaeobiology. Papers in Palaeontology 5:613-656 [W. Foster/W. Foster/M. Clapham]