Loc. MO-03,Sambosan accretionary complex, Itsuki Area, Kyushu, Japan: Carnian - Norian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Trigoniida - Myophoriidae
Gruenewaldia decussata (Munster 1838)
3 specimens
Costatoria goldfussi (Alberti 1830)
2 specimens
Bivalvia - Pectinida - Pectinidae
Tosapecten aff. suzukii (Kobayashi 1931)
2 specimens
Radulonectites sp. Hayami 1957
1 specimen
Bivalvia - Ostreida - Bakevelliidae
3 specimens
see common names

Geography
Country:Japan
Coordinates: 32.4° North, 130.8° East (view map)
Paleocoordinates:32.1° North, 139.2° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Triassic Epoch: Late Triassic
Stage: Carnian - Norian 10 m.y. bin: Triassic 3 - Triassic 4
Key time interval: Carnian - Norian
Age range of interval: 237 - 205.7 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Stratigraphy comments: lenticular shell bed is 0.5-1.0 m thick and of several meters lateral extant; age is indicated as Carnian to middle Norian
Lithology and environment
Primary lithology:fine lithified "volcaniclastic"
Lithology description: mud-grained basaltic volcaniclastic rocks
Environment:marine indet.
Taphonomy
Modes of preservation:mold/impression
Size of fossils:macrofossils
Articulated whole bodies:none
Collection methods and comments
Collection methods:mechanical,field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:59261
Authorizer:W. Kiessling Enterer:T. Schossleitner
Modifier:T. Schossleitner Research group:marine invertebrate
Created:2006-03-22 02:30:24 Last modified:2025-02-22 15:12:02
Access level:the public Released:2006-03-22 02:30:24
Creative Commons license:CC0
Reference information

Primary reference:
16912. T. Onoue and H. Tanaka. 2005. Late Triassic bivalves from Sambosan accretionary complex, southwest Japan, and their biogeographic implications. Paleontological Research 9(1):15-25 [W. Kiessling/T. Schossleitner]