Katsuta Group (Miocene of Japan)

Where: Okayama, Japan (34.7° N, 133.9° E: paleocoordinates 37.2° N, 131.3° E)

When: Miocene (23.0 - 5.3 Ma)

Environment/lithology: marine; lithology not reported

Size class: mesofossils

Primary reference: H. Karasawa and S. Kishimoto. 1996. Decapod crustaceans from the Katsuta Group (middle Miocene) of Okayama Prefecture, Japan. Bulletin Mizunami Fossil Museum (23)39-50 [C. Schweitzer/E. Johnson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127688: authorized by Carrie Schweitzer, entered by Evaline Johnson on 22.05.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Cyclodorippidae
Tymolus itoigawai Takeda and Tomida 1984 crab
 Decapoda - Cancridae
"Cancer sanbonsugii" = Romaleon sanbonsugii
"Cancer sanbonsugii" = Romaleon sanbonsugii Imaizumi 1962 crab
 Decapoda - Portunidae
Scylla serrata Forskål 1775 swimming crab
 Decapoda - Macrophthalmidae
Macrophthalmus viai Karasawa and Inoue 1992 crab