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Colmena Tuff - lower, Presidio County, Texas, USA
Formation | Colmena Tuff |
---|---|
Member | lower |
Age: | 46.2 - 40.4 Ma Eocene |
Interval | Uintan |
Number of Collections | 1 |
Number of Occurrences | 1 |
Recorded Sample Locations
Location | Region | Stratigraphic Name |
---|---|---|
Candelaria | Presidio County, Texas, USA | Colmena Tuff - lower |
Associated Units
Stratigraphic Name | Age | Lithology | Occurrence Records |
---|---|---|---|
Capote Mountain Tuff | 37.2 - 33.9 Ma Paleogene | 15 | |
Chambers Tuff | 40.4 - 37.2 Ma Eocene | 62 | |
Chambers Tuff - upper | 37.2 - 33.9 Ma Paleogene | 1 | |
Colmena Tuff | 46.2 - 40.4 Ma Eocene | 4 | |
Colmena Tuff - lower sorted facies | 46.2 - 40.4 Ma Eocene | 22 | |
Colmena Tuff - middle lahar facies | 46.2 - 40.4 Ma Eocene | 1 | |
Colmena Tuff - upper glass facies | 46.2 - 40.4 Ma Eocene | 5 | |
Devil's Graveyard | 40.4 - 37.2 Ma Eocene | 13 | |
Devil's Graveyard - Bandera Mesa | 37.2 - 33.9 Ma Paleogene | 40 | |
Devil's Graveyard - Middle | 46.2 - 40.4 Ma Eocene | 64 | |
Rawls - 9 | 24.8 - 20.4 Ma Cenozoic | 8 | |
Vieja | 37.2 - 33.9 Ma Paleogene | 24 |
Recorded Fossils
Accepted Name | Hierarchy | Age |
---|---|---|
Leptoreodon leptolophus species | Animalia : Chordata : Mammalia : Artiodactyla : Protoceratidae : Leptoreodon : Leptoreodon leptolophus | 46.2 - 40.4 Ma Eocene |
References
Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!