Shallow-Water Fauna, Muong Trai Formation, Song Da Basin, NW Vietnam: Ladinian, Vietnam

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Cassianellidae
Bivalvia - Trigoniida - Trigonodidae
Trigonodus sandbergeri von Alberti 1864
Bivalvia - Trigoniida - Myophoriidae
Costatoria goldfussi (Alberti 1830)
see common names

Geography
Country:Vietnam
Coordinates: 21.5° North, 104.0° East (view map)
Paleocoordinates:11.3° South, 104.3° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:basin
Time
Period: Triassic Epoch: Middle Triassic
Stage: Ladinian 10 m.y. bin: Triassic 2
Key time interval: Ladinian
Age range of interval: 241.464 - 237 m.y. ago
Stratigraphy
Formation:Muong Trai
Stratigraphic resolution:formation
Stratigraphy comments: 600-800 m thick.
Lithology and environment
Primary lithology: "siliciclastic"
Secondary lithology: "limestone"
Lithology description: Sandstone, clay shale, siltstone with, locally, thick lenses of limestone.
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:44767
Authorizer:D. Bottjer Enterer:M. Clapham
Modifier:M. Clapham Research group:marine invertebrate
Created:2004-09-17 10:09:55 Last modified:2025-02-22 15:12:02
Access level:the public Released:2004-09-17 10:09:55
Creative Commons license:CC0
Reference information

Primary reference:
11693. V. Khuc. 2000. The Triassic of Indochina Peninsula and its interregional correlation. Permian-Triassic Evolution of Tethys and Western Circum-Pacific 221-233 [D. Bottjer/M. Clapham/M. Clapham]