Katsuuragawa Area, Hanoura Formation, Shikoku: Neocomian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Carditida - Astartidae
Bivalvia - Cardiida - Icanotiidae
Bivalvia - Trigoniida - Megatrigoniidae
Bivalvia - Pectinida - Neitheidae
syn. with N. (N.) kanmerai
Bivalvia - Arcida - Parallelodontidae
Bivalvia - Ostreida - Bakevelliidae
Bivalvia - Ostreida - Pteriidae
Bivalvia - Protobranchia - Nuculanidae
see common names

Geography
Country:Japan State/province:Tokushima
Coordinates: 33.8° North, 134.5° East (view map)
Paleocoordinates:47.9° North, 140.6° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period: Cretaceous Epoch: Early Cretaceous
10 m.y. bin: Cretaceous 1-2
Key time interval: Neocomian
Age range of interval: 143.1 - 125.77 m.y. ago
Stratigraphy
Formation:Hanoura
Stratigraphic resolution:formation
Stratigraphy comments: Upper Neocomian
Lithology and environment
Primary lithology: "shale"
Environment:marine indet.
Taphonomy
Modes of preservation:cast,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:39971
Authorizer:M. Aberhan Enterer:S. Nurnberg
Modifier:S. Nurnberg Research group:marine invertebrate
Created:2004-06-13 05:33:59 Last modified:2025-02-22 15:12:02
Access level:the public Released:2004-06-13 05:33:59
Creative Commons license:CC0
Reference information

Primary reference:
10664. I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg]