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From Wikipedia, the free encyclopedia
The Hannold Hill Formation is an Early Eocene (Wasatchian) geologic unit in the western United States.[1] It preserves the fossilized remains of the ray Myliobatis and gar.[2]
Hannold Hill Formation | |
---|---|
Stratigraphic range: Wasatchian | |
Type | Geological formation |
Unit of | Tornillo Group |
Location | |
Coordinates | 29.4°N 103.1°W |
Approximate paleocoordinates | 33.7°N 89.0°W |
Region | Texas |
Country | ![]() |
Type section | |
Named for | Hannold Hill |
The following fossils have been reported from the formation:[1]
Formation | Wasatch | DeBeque | Claron | Indian Meadows | Pass Peak | Tatman | Willwood | Golden Valley | Coldwater | Allenby | Kamloops | Ootsa Lake | Margaret | Nanjemoy | Hatchetigbee | Tetas de Cabra | Hannold Hill | Coalmont | Cuchara | Galisteo | San Jose | Ypresian (IUCS) • Itaboraian (SALMA) Bumbanian (ALMA) • Mangaorapan (NZ) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basin | Powder River Uinta Piceance Colorado Plateau Wind River Green River Bighorn | Piceance | Colorado Plateau | Wind River | Green River | Bighorn | Williston | Okanagan | Princeton | Buck Creek | Nechako | Sverdrup | Potomac | GoM | Laguna Salada | Rio Grande | North Park | Raton | Galisteo | San Juan | ||
Country | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||||
Copelemur | ![]() | ![]() | ![]() | ![]() | ||||||||||||||||||
Coryphodon | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ||||||||||||
Diacodexis | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||
Homogalax | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||
Oxyaena | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||||
Paramys | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||
Primates | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||
Birds | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||||
Reptiles | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||
Fish | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||||
Insects | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ||||||||||||||||
Flora | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |||||||||||||
Environments | Alluvial-fluvio-lacustrine | Fluvial | Fluvial | Fluvio-lacustrine | Fluvial | Lacustrine | Fluvio-lacustrine | Deltaic-paludal | Shallow marine | Fluvial | Shallow marine | Fluvial | Fluvial | |||||||||
Volcanic | Yes | No | Yes | No | Yes | No | Yes | No | Yes | No | ||||||||||||
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