Lithornis promiscuus and plebius types: Clarkforkian, Wyoming
collected 1983

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Sandcoleiformes - Sandcoleidae
Reptilia - Lithornithidae
Lithornis promiscuus n. sp. Houde 1988
USNM 336535 - type (partial skeleton)
Lithornis plebius n. sp. Houde 1988
USNM 336534 - type (partial skeleton)
Reptilia
Lacertilia indet. (Owen 1842)
Mammalia - Nyctitheriidae
Ceutholestes dolosus Rose and Gingerich 1987
see common names

Geography
Country:United States State/province:Wyoming County:Park
Coordinates: 44.3° North, 109.0° West (view map)
Paleocoordinates:49.7° North, 90.3° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Paleogene
10 m.y. bin:Cenozoic 1-2
Key time interval:Clarkforkian Mammal zone: Plesiadapis cookei
Age range of interval:56.20000 - 54.90000 m.y. ago
Stratigraphy
Formation:Willwood Member:Sand Coulee beds
Stratigraphic resolution:bed
Stratigraphy comments: middle Clarkforkian
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection dates:1983
Metadata
Database number:133237
Authorizer:P. Mannion Enterer:P. Mannion
Modifier:P. Mannion Research group:vertebrate
Created:2012-09-07 02:10:05 Last modified:2012-09-06 11:13:50
Access level:the public Released:2012-09-07 02:10:05
Creative Commons license:CC BY
Reference information

Primary reference:
42880. P. W. Houde. 1988. Paleognathous birds from the Early Tertiary of the Northern Hemisphere. Publications of the Nuttall Ornithological Club 22:1-148 [P. Mannion/P. Mannion]