Umagami Cliff: Rupelian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Malacostraca - Decapoda - Ctenochelidae
Karasawa and Fudouji 2000
Malacostraca - Decapoda - Portunidae
Euphylax sp. Stimpson 1862
Karasawa and Fudouji 2000
Malacostraca - Decapoda - Chasmocarcinidae
see common names

Geography
Country:Japan State/province:Saga County:Kishima
Coordinates: 33.2° North, 130.1° East (view map)
Paleocoordinates:35.6° North, 127.0° East (Wright 2013)
Basis of coordinate:stated in text
Time
Period: Paleogene Epoch: Oligocene
Stage: Rupelian 10 m.y. bin: Cenozoic 4
Key time interval: Rupelian
Age range of interval: 33.9 - 27.3 m.y. ago
Stratigraphy
Geological group:Kishima Formation:Kishima
Stratigraphy comments: early Oligocene
Lithology and environment
Primary lithology: sandy mudstone
Includes fossils?Y
Lithology description: sandy mudstone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Also known as:KSM-3
Database number:202441
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2019-07-11 11:55:49 Last modified:2025-02-22 15:12:02
Access level:the public Released:2019-07-11 11:55:49
Creative Commons license:CC0
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]