Mogami: Aquitanian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Eucyclidae
? Turcica sp. Adams 1854
Gastropoda - Neogastropoda - Buccinidae
? Neancistrolepis sp. Habe and Sato 1972
Gastropoda - Naticidae
Gastropoda - Opisthobranchiata - Cylichnidae
Scaphopoda - Dentaliida - Dentaliidae
Bivalvia - Protobranchia - Malletiidae
Bivalvia - Protobranchia - Yoldiidae
Yoldia sp. Möller 1842
Bivalvia - Protobranchia - Nuculidae
Acila (Acila) sp. Adams and Adams 1858
Bivalvia - Protobranchia - Solemyidae
Bivalvia - Cardiida - Tellinidae
Bivalvia - Lucinida - Thyasiridae
Conchocele bisecta (Conrad 1849)
Bivalvia - Lucinida - Lucinidae
Lucinoma sp. Dall 1901
see common names

Geography
Country:Japan State/province:Hokkaido
Coordinates: 43.7° North, 144.0° East (view map)
Paleocoordinates:44.5° North, 140.2° East (Wright 2013)
Basis of coordinate:stated in text
Time
Period: Neogene Epoch: Miocene
Stage: Aquitanian 10 m.y. bin: Cenozoic 5
Key time interval: Aquitanian
Age range of interval: 23.04 - 20.45 m.y. ago
Stratigraphy
Geological group:Tsubetsu Formation:Tsubetsu Member:Hard Shale
Lithology and environment
Primary lithology: "shale"
Includes fossils?Y
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
Database number:219254
Authorizer:M. Uhen Enterer:M. Uhen
Research group:vertebrate
Created:2021-04-02 16:53:10 Last modified:2025-02-22 15:12:02
Access level:the public Released:2021-04-02 16:53:10
Creative Commons license:CC0
Reference information

Primary reference:
76201. T. Matusubara, T. Ohita, Y. Nakamura, N. Kaneko, and Y. Ito. 2020. Deep-sea fossil molluscan assemblages from a new locality in the lowest Miocene Tsubetsu Formation in the Tsubetsu area, eastern Hokkaidō, Japan. Bulletin of the Kitami City Museums 1:1-27 [M. Uhen/M. Uhen]