Also known as UW V-58006
Where: Sweetwater County, Wyoming (42.1° N, 109.1° W: paleocoordinates 46.6° N, 93.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Cathedral Bluffs Tongue Member (Wasatch Formation), Wasatchian to Wasatchian (55.8 - 46.2 Ma)
• said to be Wasatchian to Bridgerian
•"approximately 30 m below the top of the Cathedral Bluffs Tongue"
• group of beds-level stratigraphic resolution
Environment/lithology: lacustrine - large; gray, green, silty mudstone
Size class: macrofossils
Preservation: adpression, trace
Collected by P. O. McGrew; reposited in the UW
Collection methods: quarrying
• discovered by F. Simnacher in 1970; specimens in the University of Wyoming collection
Primary reference: J. R. Foster. 2001. Salamander tracks (Ambystomichnus?) from the Cathedral Bluffs Tongue of the Wasatch Formation (Eocene), northeastern Green River Basin, Wyoming. Journal of Paleontology 75(4):901-904 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 16134: authorized by John Alroy, entered by John Alroy on 15.05.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
Actinopterygii indet. ray-finned fish | |
Actinopteri | |
Lepisosteus sp. Agassiz 1843 gar | |
Amphibia | |
| |
Reptilia | |
Squamata indet. squamates | |
Echmatemys sp. Hay 1906 turtle | |
Trionychidae indet. Gray 1825 softshell turtle | |
Crocodylia indet. crocodilian | |
Aves | |
Presbyornis sp. Wetmore 1926 waterfowl | |
Mammalia | |
Hyopsodus sp. Leidy 1870 condylarth | |
Rodentia indet. Bowdich 1821 rodent | |
Notharctus sp. Leidy 1870 primate | |
Phenacodus sp. Cope 1873 condylarth | |
Palaeosyops sp. Leidy 1870 brontothere |