Hirotomi, cold-water molluscs: Langhian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Arcida - Arcidae
Bivalvia - Mytilida - Mytilidae
Bivalvia - Venerida - Mactridae
Bivalvia - Venerida - Veneridae
Bivalvia - Adapedonta - Pharidae
Bivalvia - Cardiida - Cardiidae
Clinocardium decoratum (Grewingk 1850)
Bivalvia - Protobranchia - Nuculidae
Gastropoda - Naticidae
Cryptonatica clausa (Broderip and Sowerby 1829)
Gastropoda - Neogastropoda - Muricidae
see common names

Geography
Country:Japan State/province:Hokkaido
Coordinates: 42.5° North, 142.2° East (view map)
Paleocoordinates:42.5° North, 139.3° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period: Neogene Epoch: Miocene
Stage: Langhian 10 m.y. bin: Cenozoic 5
Key time interval: Langhian
Age range of interval: 15.98 - 13.82 m.y. ago
Stratigraphy
Formation:Furanui
Stratigraphic resolution:group of beds
Stratigraphy comments: early Middle Miocene
Lithology and environment
Primary lithology: lithified sandstone
Lithology description: muddy sandstone
Environment:transition zone/lower shoreface
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Database number:77919
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:marine invertebrate
Created:2008-01-23 04:54:36 Last modified:2025-02-22 15:12:02
Access level:the public Released:2008-01-23 04:54:36
Creative Commons license:CC0
Reference information

Primary reference:
26300.1% 4740R. Uchimura and R. Majima. 1992. The mixed sea area of warm- and cold-water molluscs of the Japanese early Middle Miocene - The case study in the Furanui Formation, mid-Hokkaido, Japan. Journal of the Geological Society of Japan 98(12):1129-1144 [W. Kiessling/U. Merkel]