Locality A - Hatsuse Fm: Late Miocene, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Cypraeidae
Bivalvia - Venerida - Veneridae
Bivalvia - Cardiida - Cardiidae
Bivalvia - Cardiida - Solecurtidae
Bivalvia - Arcida - Glycymerididae
Bivalvia - Pectinida - Pectinidae
Chlamys miurensis (Yokoyama 1920)
see common names

Geography
Country:Japan
Coordinates: 35.2° North, 139.7° East (view map)
Paleocoordinates:34.8° North, 138.1° East (Wright 2013)
Geographic resolution:outcrop
Time
Period: Neogene Epoch: Miocene
10 m.y. bin: Cenozoic 6
Key time interval: Late Miocene
Age range of interval: 11.63 - 5.333 m.y. ago
Stratigraphy
Formation:Hatsuse
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Hatsuse Fm, which overlies the Misaki Fm and is overlain by the Miyata Fm. THICKNESS: From bed within formation which reaches 460 m in thickness. AGE: Late Miocene on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within formation.
Lithology and environment
Primary lithology:tuffaceous lithified conglomeratic sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Massive, conglomeratic, tuffaceous sandstone. LITHIFICATION: Lithified, on the basis of figured specimens.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Shallow water, possibly between intertidal and 50 m, or deeper. TEMPERATURE: Warm-water.
Taphonomy
Modes of preservation:body,cast,original calcite
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Collection method comments: COLLECTOR: K. Okumara and Y. Yamagishi (1992). REPOSITORY: Dept of Natural Science, Naruto University of Education, Japan.
Taxonomic list comments:COVERAGE: Exhaustive for bivalvia and gastropoda. NOMENCLATURE: Authoritative publication using species-level assignments.
Metadata
Database number:71048
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2007-04-15 01:00:06 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2008-04-15 01:00:06
Creative Commons license:CC0
Reference information

Primary reference:
23798. K. Okumura and Y. Yamagishi. 1992. Molluscan fauna from the Late Miocene Hatsuse Formation in the Miura Peninsula, Kanagawa Prefecture, Japan. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 165:1009-1023 [A. Hendy/A. Hendy]