Also known as George Sawyer Ranch
Where: Cherry County, Nebraska (42.7° N, 100.9° W: paleocoordinates 43.2° N, 98.2° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Merritt Dam Member (Ash Hollow Formation), Clarendonian (12.5 - 9.4 Ma)
• "upper portion of Ash Hollow Formation"
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial
Reposited in the AMNH
Primary reference: C. C. Mook. 1946. A new Pliocene alligator from Nebraska. American Museum Novitates 1311:1-12 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 18028: authorized by John Alroy, entered by John Alroy on 12.04.1997
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
"Merychyus major" = Ustatochoerus major
"Merychyus major" = Ustatochoerus major Leidy 1858 oreodont | |
Reptilia | |
Alligator mefferdi n. sp.
Alligator mefferdi n. sp. Mook 1946 alligator |