Kamiumegi, Mifune-cho, Kumamoto Prefecture: Capitanian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Carditida - Astartidae
Bivalvia - Pectinida - Euchondriidae
(1 measurement)
see common names

Geography
Country:Japan
Coordinates: 32.7° North, 130.9° East (view map)
Paleocoordinates:2.8° North, 125.3° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Permian Epoch: Guadalupian
Stage: Capitanian 10 m.y. bin: Permian 4
Key time interval: Capitanian Zone:  Follicucullus charveti - Albaillella yamakitai
Age range of interval: 264.28 - 259.857 m.y. ago
Stratigraphy
Formation:Mizukoshi
Stratigraphic resolution:group of beds
Stratigraphy comments: Upper member, about 250 m above Lepidolina-bearing limestone.
The upper member of the Mizukoshi Formation is considered upper Guadalupian (Capitanian) on the basis of radiolarian zones (Ishida et al. 2010).
Lithology and environment
Primary lithology: lithified muddy conglomerate
Environment:marine indet.
Taphonomy
Modes of preservation:cast,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:114537
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:B. Allen Research group:marine invertebrate
Created:2011-08-16 14:33:59 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-08-16 14:33:59
Creative Commons license:CC0
Reference information

Primary reference:
27485. K. Nakazawa and N.D. Newell. 1968. Permian bivalves of Japan. Memoirs of the Faculty of Science, Kyoto University, Series of Geology and Mineralogy 35(1):1-108 [M. Clapham/M. Clapham]