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Hammett Shale, Comal County, Texas, USA
Formation | Hammett Shale |
---|---|
Age: | 125 - 122 Ma Early/Lower Cretaceous |
Interval | Early Aptian |
Lithology | shale |
Number of Collections | 1 |
Number of Occurrences | 5 |
Recorded Sample Locations
Location | Region | Stratigraphic Name |
---|---|---|
Old Palm Ranch Rebecca Creek | Comal County, Texas, USA | Hammett Shale |
Associated Units
Stratigraphic Name | Age | Lithology | Occurrence Records |
---|---|---|---|
Cow Creek Limestone | 122 - 112 Ma Early/Lower Cretaceous | limestone | 13 |
Recorded Fossils
Accepted Name | Hierarchy | Age |
---|---|---|
Dufrenoyia sp. genus | Animalia : Mollusca : Cephalopoda : Ammonitida : Deshayesitidae : Dufrenoyia | 125.45 - 122.46 Ma Early/Lower Cretaceous |
Burckhardtites sp. genus | Animalia : Mollusca : Cephalopoda : Ammonoidea : Desmoceratidae : Burckhardtites | 125.45 - 122.46 Ma Early/Lower Cretaceous |
Cheloniceras sp. genus | Animalia : Mollusca : Cephalopoda : Ammonoidea : Douvilleiceratidae : Cheloniceras | 125.45 - 122.46 Ma Early/Lower Cretaceous |
Procheloniceras sp. genus | Animalia : Mollusca : Cephalopoda : Ammonoidea : Douvilleiceratidae : Procheloniceras | 125.45 - 122.46 Ma Early/Lower Cretaceous |
References
Young K. (1974) Lower Albian and Aptian (Cretaceous) ammonites of Texas, Geoscience and Man, Aspects of Trinity Division geology 8, 175-228 |
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!