Kugushima Island, Hinoshima Formation, loc. K2023: Late Santonian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Arcida - Glycymerididae
Bivalvia - Trigoniida - Megatrigoniidae
Bivalvia - Protobranchia - Nuculidae
Acila hokkaidoensis (Nagao 1932)
Cephalopoda - Ammonitida - Diplomoceratidae
see common names

Geography
Country:Japan
Coordinates: 32.4° North, 130.4° East (view map)
Paleocoordinates:38.2° North, 129.4° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Santonian 10 m.y. bin: Cretaceous 6
Key time interval: Late Santonian
Age range of interval: 85.7 - 83.6 m.y. ago
Stratigraphy
Geological group:Himenoura Formation:Hinoshima
Stratigraphic resolution:bed
Stratigraphy comments: Inoceramus higoensis, from the lower portion of the formation suggests late Santonian
Lithology and environment
Primary lithology:pebbly lithified mudstone
Environment:offshore
Geology comments: Slope environment (siliciclastic)
Taphonomy
Modes of preservation:body,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Database number:115297
Authorizer:M. Aberhan Enterer:S. Nurnberg
Research group:marine invertebrate
Created:2011-08-31 21:01:32 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2016-08-31 21:01:32
Creative Commons license:CC0
Reference information

Primary reference:
37311. T. Kumagae, H. Maeda, and T. Komatsu. 2011. Paleoecology of Inoceramus amakusensis Nagao et Matsumoto, 1940 (Bivalvia) in a Late Cretaceous shallow clastic sea: The Himenoura Group, Kyushu, Japan. Cretaceous Research 32:738-749 [M. Aberhan/S. Nurnberg]