Cliff of Tachikawa: Rupelian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Malacostraca - Decapoda - Varunidae
Varuna angustifrons Karasawa 1993
Malacostraca - Decapoda - Chasmocarcinidae
Collinsius simplex n. gen., n. sp. Karasawa 1993
Malacostraca - Decapoda - Carcinidae
Imaizumila sexdentata Karasawa 1993
recombined as Minohellenus sexdentatus
Malacostraca - Decapoda - Callianassidae
Callianassa sp. Leach 1814
see common names

Geography
Country:Japan State/province:Saga County:Okawa
Coordinates: 33.3° North, 130.0° East (view map)
Paleocoordinates:37.8° North, 126.5° East
Time
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
Key time interval:Rupelian
Age range of interval:33.90000 - 27.82000 m.y. ago
Stratigraphy
Formation:Kishima
Stratigraphy comments: Early Oligocene
Lithology and environment
Primary lithology: sandy mudstone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Also known as:KSM-5
Database number:127692
Authorizer:C. Schweitzer Enterer:E. Johnson
Modifier:M. Uhen Research group:decapod
Created:2012-05-22 03:36:33 Last modified:2019-10-03 16:00:00
Access level:the public Released:2012-05-22 03:36:33
Creative Commons license:CC BY
Reference information

Primary reference:
41705.decapod H. Karasawa. 1993. Cenozoic Decapod Crustacea from Southwest Japan. Bulletin of the Mizunami Fossil Museum (20)1-92 [C. Schweitzer/E. Johnson]

Secondary references:

70369 H. Karasawa and Y. Fudouji. 2000. Palaeogene decapod Crustacea from the Kishima and Okinoshima Groups, Jyushu, Japan. Paleontological Research 4(4):239-253 [M. Uhen/M. Uhen]