Mitsu Area, Loc 3, Okayama City: Changhsingian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Posidoniidae
Posidonia sp. Bronn 1828
Bivalvia - Pectinida - Streblochondriidae
Streblopteria cf. eichwaldi (Stuckenberg 1898)
(1 measurement)
Gastropoda - Eunemopsidae
Gastropoda - Araeonematidae
Gastropoda - Murchisoniina - Phymatopleuridae
see common names

Geography
Country:Japan
Coordinates: 34.8° North, 133.8° East (view map)
Paleocoordinates:2.3° North, 128.7° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Permian Epoch: Lopingian
Stage: Changhsingian 10 m.y. bin: Permian 4
Key time interval: Changhsingian
Age range of interval: 254.14 - 251.902 m.y. ago
Stratigraphy
Geological group:Maizuru
Lithology and environment
Primary lithology: lithified mudstone
Environment:marine indet.
Taphonomy
Modes of preservation:mold/impression
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:115236
Authorizer:M. Clapham Enterer:M. Clapham
Research group:marine invertebrate
Created:2011-08-31 10:37:54 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-08-31 10:37:54
Creative Commons license:CC0
Reference information

Primary reference:

33623. K. Nakazawa, R. L. Batten, S. Suzuki and H. Uwada. 2008. Permian and Triassic molluscan fossils from the Maizuru Zone, Okayama City, southwest Japan. Okayama University Earth Science Reports 15:1-8 [M. Clapham/M. Clapham]