ammonites

Nelson Creek: Albian, Oregon
collected by E. L. Packard 1927

Where & when
Geology
Taphonomy & methods
Metadata & references
Geography
Country:United States State/province:Oregon County:Lake
Coordinates: 43.3° North, 120.1° West (view map)
Paleocoordinates:42.9° North, 75.3° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Albian 10 m.y. bin:Cretaceous 4
Key time interval:Albian
Age range of interval:112.0 - 99.6 m.y. ago
Stratigraphy
Formation:Hudspeth
Stratigraphic resolution:bed
Stratigraphy comments: Originally referred to as "Upper Chico or Lower Horsetown" formation
Lithology and environment
Primary lithology: "shale"
Includes fossils?Y
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:good
Disassociated major elements:some
Disassociated minor elements:some
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collectors:E. L. Packard Collection dates:1927
Metadata
Also known as:Pteranodon oregonensis holotype site
Database number:92236
Authorizer:R. Butler Enterer:R. Butler
Modifier:R. Butler Research group:vertebrate
Created:2009-11-04 04:22:50 Last modified:2009-11-04 04:39:23
Access level:the public Released:2009-11-04 04:22:50
Reference information
Primary reference:
14574ETE C. W. Gilmore. 1928. A new pterosaurian reptile from the marine Cretaceous of Oregon. Proceedings of the United States National Museum 73(24):1-5 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

31079 D. M. Unwin, J. Lü, and N. N. Bakhurina. 2000. On the systematic and stratigraphic significance of pterosaurs from the Lower Cretaceous Yixian Formation (Jehol Group) of Liaoning, China. Mitteilungen aus dem Museum für Naturkunde in Berlin, Geowissenschaftlichen Reihe 3:181-206 [R. Butler/R. Butler/R. Butler]