Niimi Bihoku Group trionychid: Early Miocene, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Bivalvia - Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758
Osteichthyes - Testudines - Trionychidae
see common names

Geography
Country:Japan
Coordinates: 35.0° North, 133.4° East (view map)
Paleocoordinates:34.8° North, 130.6° East (Wright 2013)
Basis of coordinate:stated in text
Time
Period: Neogene Epoch: Miocene
10 m.y. bin: Cenozoic 5
Key time interval: Early Miocene
Age range of interval: 23.04 - 15.98 m.y. ago
Stratigraphy
Lithology and environment
Primary lithology: calcareous "shale"
Environment:marginal marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:106502
Authorizer:J. Head Enterer:J. Head
Research group:vertebrate
Created:2011-03-22 10:33:39 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-03-22 10:33:39
Creative Commons license:CC0
Reference information

Primary reference:
35584. R. Hirayama and E. Taguchi. 1994. A huge fossil soft-shelled turtle from the Miocene Bihoku Group of western Japan and its paleoenvironmental significance. Journal of the Geological Society of Japan 100(4):316-318 [J. Head/J. Head]