IGPS Nn-6, Hibari-zawa: Burdigalian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Malacostraca - Decapoda - Callianopsidae
see common names

Geography
Country:Japan
Coordinates: 35.4° North, 137.8° East (view map)
Paleocoordinates:35.3° North, 135.1° East (Wright 2013)
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period: Neogene Epoch: Miocene
Stage: Burdigalian 10 m.y. bin: Cenozoic 5
Key time interval: Burdigalian
Age range of interval: 20.45 - 15.98 m.y. ago
Stratigraphy
Geological group:Tomikusa Formation:Arakida
Stratigraphic resolution:group of beds
Stratigraphy comments: The geologic age of the upper part of Tomikusa Group (i.e., Arakida and Awano Formations) has been estimated as ca 18.1-17.2 Ma by magnetostratigraphy.
Lithology and environment
Primary lithology:fine,tuffaceous,gray,white sandstone
Includes fossils?Y
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Collection method comments: Repository: Institute of Geology and Paleontology, Tohoku University
Metadata
Database number:169968
Authorizer:C. Schweitzer, M. Uhen Enterer:L. Baltzly, M. Uhen
Modifier:M. Clapham Research group:decapod,marine invertebrate
Created:2015-06-07 13:03:50 Last modified:2025-02-22 15:12:02
Access level:the public Released:2015-06-07 13:03:50
Creative Commons license:CC0
Reference information

Primary reference:
55461.decapod R. Imaizumi. 1957. Three new Miocene species of Callianassa from Nagano Prefecture. Transactions and Proceedings of the Paleontological Society of Japan, N.S 27:81-85 [C. Schweitzer/L. Baltzly/M. Uhen]