Kogoro K-1, Hiroshima Prefecture: Asselian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Terebratulida - Dielasmatidae
Dielasma sp. Beede and Rogers 1900
3 specimens
Rhynchonellata - Spiriferida - Spiriferidae
1 specimen
1 specimen
Rhynchonellata - Spiriferida - Martiniidae
2 specimens
(2 measurements)
see common names

Geography
Country:Japan
Coordinates: 34.7° North, 133.1° East (view map)
Paleocoordinates:13.8° North, 137.9° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Permian Epoch: Cisuralian
Stage: Asselian 10 m.y. bin: Permian 1
Key time interval: Asselian
Age range of interval: 298.9 - 293.52 m.y. ago
Stratigraphy
Formation:Kawai
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: Limestone is strongly recrystallized by Cretaceous rhyolitic volcanic activity, making it difficult to determine the original lithofacies.
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:97224
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:marine invertebrate
Created:2010-07-20 13:49:57 Last modified:2025-02-22 15:12:02
Access level:the public Released:2010-07-20 13:49:57
Creative Commons license:CC0
Reference information

Primary reference:

33165. J. Yanagida and I. Nishikawa. 1984. Early Permian brachiopods from the Kawai Limestone, Hiroshima Prefecture, southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology 25(2):159-197 [M. Clapham/M. Clapham]