Gj-60: Changhsingian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa - Albaillellaria - Follicucullidae
Follicucullus scholasticus Ormiston and Babcock 1979
Protozoa - Albaillellaria - Albaillellidae
Neoalbaillella ornithoformis Takemura and Nakaseko 1981
Neoalbaillella optima Ishiga et al. 1982
Albaillella levis Ishiga et al. 1982
Albaillella cf. levis Ishiga et al. 1982
Albaillella lauta Kuwahara 1992
see common names

Geography
Country:Japan State/province:Aichi
Coordinates: 35.7° North, 137.0° East (view map)
Paleocoordinates:1.7° North, 131.3° East (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Permian Epoch: Lopingian
Stage: Changhsingian 10 m.y. bin: Permian 4
Key time interval: Changhsingian Other zone:  Neoalbaillella ornithoformis
Age range of interval: 254.14 - 251.902 m.y. ago
Stratigraphy
Lithology and environment
Primary lithology: chert
Environment:basinal (siliceous)
Taphonomy
Modes of preservation:body,original silica
Size of fossils:microfossils
Collection methods and comments
Collection methods:bulk,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:220781
Authorizer:W. Foster Enterer:W. Foster
Modifier:P. Wagner Research group:micropaleontology
Created:2021-06-15 12:49:39 Last modified:2025-02-22 15:12:02
Access level:the public Released:2021-06-15 12:49:39
Creative Commons license:CC0
Reference information

Primary reference:
77163. A. Yao and K. Kuwahara. 1997. Radiolarian faunal change from Late Permian to Middle Triassic times (ぺルム紀新世から三畳紀中世にかけての放散虫群集の変遷). NOM, Spec 10:87-96 [W. Foster/W. Foster]