Green River (Eocene of the United States)
Where: Utah (40.5° N, 109.1° W: paleocoordinates 43.7° N, 97.0° W)
• coordinate estimated from map
When: Green River Formation, Eocene (56.0 - 33.9 Ma)
• bottom of the Green River Formation
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Primary reference: A. Wetmore. 1926. Fossil birds formt he Green River deposits of eastern Utah. Annals of the Carnegie Museum 16(3-4):391-402 [M. Uhen/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 123112: authorized by Mark Uhen, entered by Mark Uhen on 11.01.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Aves | |
Aves indet. Linnaeus 1758 bird | |
Presbyornis pervetus n. gen. n. sp.
Presbyornis pervetus n. gen. n. sp. Wetmore 1926 waterfowl | |
Nautilornis proavitus n. sp., Nautilornis avus n. gen. n. sp.
Nautilornis proavitus n. sp. Wetmore 1926 auk
Nautilornis avus n. gen. n. sp. Wetmore 1926 auk |