USGS Mesozoic loc. 27361: Late/Upper Pliensbachian, Oregon
collected by R.W. Imlay and R. Christner 1958

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Trigoniida - Myophorellidae
Vaugonia oregonensis Poulton 1979
see common names

Geography
Country:United States State/province:Oregon County:Grant
Coordinates: 44.1° North, 119.4° West (view map)
Paleocoordinates:28.4° North, 56.0° West
Basis of coordinate:based on nearby landmark
Time
Period:Jurassic Epoch:Early/Lower Jurassic
Stage:Pliensbachian 10 m.y. bin:Jurassic 2
Key time interval:Late/Upper Pliensbachian
Age range of interval:189.60000 - 183.00000 m.y. ago
Stratigraphy
Formation:Suplee
Stratigraphy comments: Upper Pliensbachian, Upper 3 m (10 ft) of Suplee Formation (Imlay, 1968)
Lithology and environment
Primary lithology:gray "limestone"
Secondary lithology: calcareous sandstone
Lithology description: The Suplee Formation of Lupher (1941) consists of gray granular limestone and calcareous sandstone, weathers light brown, ranges from 30 to 150 feet in thickness.
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collectors:R.W. Imlay and R. Christner Collection dates:1958
Metadata
Database number:139737
Authorizer:G. Stanley Enterer:H. Shepherd
Modifier:H. Shepherd
Created:2013-02-16 08:09:27 Last modified:2013-02-19 15:20:53
Access level:the public Released:2013-02-16 08:09:27
Creative Commons license:CC BY
Reference information

Primary reference:

40842. T. P. Poulton. 1979. Jurassic Trigoniid Bivalves from Canada and Western United States of America. Geological Survey of Canada Bulletin 282 [G. Stanley/H. Shepherd/H. Shepherd]