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1 December 1982
Article Contents
Index Terms/Descriptors
- Aycross Formation
- Basin and Range Province
- biometry
- biostratigraphy
- Cenozoic
- Chordata
- correlation
- Eocene
- faunal list
- floral list
- geochronology
- igneous rocks
- Mammalia
- middle Eocene
- new taxa
- North America
- Oligocene
- paleobotany
- Paleogene
- paleomagnetism
- paleontology
- Park County Wyoming
- Pisces
- Plantae
- Reptilia
- stratigraphy
- Tepee Trail Formation
- Tertiary
- Tetrapoda
- United States
- upper Eocene
- Vertebrata
- volcanic rocks
- Wapiti Formation
- Wiggins Formation
- Wyoming
- northwestern Wyoming
- Trout Peak Trachyandesite
- Pitchfork Formation
- Greybull Valley region
- Ptarmigan Mountain region
- southeastern Absaroka Range
- Hyopsodus tonksi
- Pseudotomus sundelli
- Carter Mountain region
Latitude & Longitude
