Case Site 8:30 (DUPLICATE): Judithian, Wyoming
collected 1979

Where & when
Geology
Taphonomy & methods
Metadata & references
Geography
Country:United States State/province:Wyoming County:Washakie
Coordinates: 44.1° North, 107.8° West (view map)
Paleocoordinates:51.0° North, 75.8° West
Basis of coordinate:stated in text
Altitude:1389 meters
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
*Epoch:Senonian
Key time interval:Judithian
Age range of interval:83.50000 - 70.60000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Mesaverde
Lithology and environment
Primary lithology:intraclastic,yellow poorly lithified argillaceous sandstone
Includes fossils?Y
Lithology description: "friable, yellow channel sandstones with occasional stringers of clay galls and clay clasts"
Environment:"channel"
Taphonomy
Modes of preservation:body
Lagerst�tten type:concentrate
Degree of concentration:concentrated
Size of fossils:mesofossils
Preservation of anatomical detail:good
Disassociated major elements:all
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:AMNH
Collection dates:1979
Taxonomic list comments:NISP 3 (based on catalog numbers)
Metadata
Database number:14444
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:2002-05-15 00:00:00 Last modified:2010-12-09 16:21:57
Access level:the public Released:2002-05-15 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

2237. J. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 [J. Alroy/J. Alroy/J. Alroy]

Secondary references:

17857ETE D. G. DeMar, Jr. and B. H. Breithaupt. 2006. The nonmammalian vertebrate microfossil assemblages of the Mesaverde Formation (Upper Cretaceous, Campanian) of the Wind River and Bighorn Basins, Wyoming. In S. G. Lucas and R. M. Sullivan (eds.), Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:33-54 [M. Carrano/M. Carrano]