Big Red Horizon (TMM 40205) (Eocene of the United States)
Also known as Porvenir L.F. (in part)
Where: Presidio County, Texas (29.9° N, 104.2° W: paleocoordinates 31.6° N, 95.9° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Chambers Tuff Formation, Duchesnean (40.4 - 37.2 Ma)
Environment/lithology: terrestrial
Reposited in the TMM
Primary reference: P. O. McGrew. 1971. Epihippus from the Vieja Group, Trans-Pecos Texas. Pearce-Sellards Series 18 [J. Alroy/J. Alroy/J. Ju]more details
PaleoDB collection 16831: authorized by John Alroy, entered by John Alroy on 26.07.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
• "5 to approximately 50 feet above the base of the Chambers Tuff" = Big Red Horizon: Wilson 1971a
Show authors, comments, and common names
Mammalia | |
Mesohippus texanus McGrew 1971 anchitheriine horse | |
Protoreodon pumilus Marsh 1875 agriochoerid |