USGS Mesozoic Loc. 3218 - Twin Creek Limestone: Bajocian, Utah
collected by H.T. Boutwell and J.M. Boutwell 1904

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
Gastropoda indet. Cuvier 1795
Bivalvia - Carditida - Astartidae
Astarte meeki Stanton 1899
Bivalvia - Cardiida - Anthracosiidae
Pleuromya subcompressa (Meek 1873)
original and current combination Myacites (Pleuromya) subcompressa
Bivalvia - Arcida - Parallelodontidae
Grammatodon haguei
Bivalvia - Pectinida - Pectinidae
Camptonectes sp. Meek 1864
see common names

Geography
Country:United States State/province:Utah County:Summit
Coordinates: 40.7° North, 111.6° West (view map)
Paleocoordinates:32.7° North, 52.1° West
Basis of coordinate:estimated from map
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Bajocian 10 m.y. bin:Jurassic 4
Key time interval:Bajocian
Age range of interval:170.90000 - 168.20000 m.y. ago
Stratigraphy
Formation:Twin Creek Limestone Member:Sliderock
Stratigraphy comments: First limestone above Nugget Sandstone
Lithology and environment
Primary lithology: "limestone"
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Museum repositories:USNM
Collectors:H.T. Boutwell and J.M. Boutwell Collection dates:1904
Metadata
Database number:167119
Authorizer:S. Holland Enterer:P. Monarrez
Created:2015-03-07 14:13:30 Last modified:2015-03-07 14:13:30
Access level:the public Released:2015-03-07 14:13:30
Creative Commons license:CC BY
Reference information

Primary reference:
54548. R. W. Imlay. 1967. Twin Creek Limestone (Jurassic) in the Western Interior of the United States. United States Geological Survey Professional Paper 540:1-105 [S. Holland/P. Monarrez]