Ojika Area, Tsukinoura Formation, Honshu: Bajocian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Pectinida - Limidae
Ctenostreon ojikense
Bivalvia - Pectinida - Pectinidae
Chlamys kobayashii
Bivalvia - Ostreida - Bakevelliidae
Kobayashites hemicylindricus Hayami and Muster 1995
Bivalvia - Trigoniida - Myophorellidae
Vaugonia (Vaugonia) namigashira
see common names

Geography
Country:Japan State/province:Miyagi
Coordinates: 38.3° North, 141.5° East (view map)
Paleocoordinates:46.7° North, 147.2° East
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Bajocian 10 m.y. bin:Jurassic 4
Key time interval:Bajocian
Age range of interval:170.30000 - 168.30000 m.y. ago
Stratigraphy
Geological group:Ojika Formation:Tsukinoura
Stratigraphic resolution:formation
Lithology and environment
Primary lithology: sandstone
Secondary lithology: conglomerate
Environment:marine indet.
Taphonomy
Modes of preservation:cast,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:40304
Authorizer:M. Aberhan Enterer:S. Nurnberg
Modifier:S. Nurnberg Research group:marine invertebrate
Created:2004-06-22 00:22:47 Last modified:2004-06-29 14:09:45
Access level:the public Released:2004-06-22 00:22:47
Creative Commons license:CC BY
Reference information

Primary reference:

10664. I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg]