Goshoura Island (Loc.3103): Cenomanian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Malleidae
Isognomon sp. Lightfoot 1786
Bivalvia - Ostreida - Ostreidae
Bivalvia - Arcida - Arcidae
Bivalvia - Pectinida - Anomiidae
Bivalvia - Mytilida - Mytilidae
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia amakusensis Tashiro and Matsuda 1983
Bivalvia - Trigoniida - Pterotrigoniidae
Pterotrigonia yeharai Nakano and Numano 1961
Bivalvia - Venerida - Veneridae
Goshoraia sp. Tamura 1977
Bivalvia - Venerida - Corbiculidae
Bivalvia - Venerida - Neomiodontidae
Bivalvia - Cardiida - Cardiidae
see common names

Geography
Country:Japan
Coordinates: 32.3° North, 130.3° East (view map)
Paleocoordinates:37.0° North, 138.1° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Cenomanian 10 m.y. bin: Cretaceous 5
Key time interval: Cenomanian
Age range of interval: 100.5 - 93.9 m.y. ago
Stratigraphy
Geological group:Goshoura Formation:Enokuchi Member:Gannohana
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:bioturbation lithified sandstone
Lithology description: The upper part consists of the alternated beds of sandstone and dark gray to black mudstone. The mudstone color gradually changes from dark gray through red and light green to dark gray mudstones toward the top of this member.
Environment:marginal marine indet.
Taphonomy
Modes of preservation:body,shellbed
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Database number:123169
Authorizer:M. Aberhan Enterer:D. Wellmanns
Research group:marine invertebrate
Created:2012-01-13 01:32:37 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2017-01-13 01:32:37
Creative Commons license:CC0
Reference information

Primary reference:
38682. T. Komatsu and H. Maeda. 2005. Stratigraphy and fossil bivalve assemblages of the mid-Cretaceous Goshoura Group, southwest Japan. Paleontological Research 9(2):119-142 [M. Aberhan/D. Wellmanns]