Definition of Duchesnean. Meaning of Duchesnean. Synonyms of Duchesnean

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Definition of Duchesnean

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Meaning of Duchesnean from wikipedia

- The Duchesnean North American Stage on the geologic timescale is a North American Land Mammal Age (NALMA), with an age from 42 to 38 million years BP,...
- Caninae. This subfamily was endemic to North America, living from the Duchesnean stage of the Late Eocene through to the early Barstovian stage of the...
- within the Eocene epoch, preceded by the Bridgerian and followed by the Duchesnean NALMA stages. The Uintan is considered to be contained within the Lutetian...
- County, South Dakota ~33.4 Ma—33.2 Ma. D. lambei fossils found in Eocene Duchesnean rocks at the Big Red Horizon Site, Presidio County, Texas are dated at...
- mya, but the oldest Hesperocyon has been dated at 39.74 mya from the Duchesnean North American land mammal age. The Canidae subfamily Hesperocyoninae...
- contains fossils characteristic of the Bartonian stage of the Eocene epoch, Duchesnean in the NALMA classification. The Galisteo Formation is primarily fluvial...
- an extinct genus of caniformian carnivoran from Middle Eocene (early Duchesnean and possibly late Uintan NALMA) deposits of San Diego County, California...
- Temporal range: 46.2–38.0 Ma PreꞒ Ꞓ O S D C P T J K Pg N Early Uintan to Duchesnean Illustration of Epihippus gracilis skull and teeth Scientific classification...
- 1959) Centetodon chadronensis Lillegraven et al., 1981 -. Mid Eocene (Duchesnean) to Oligocene (Orellan) Centetodon divaricatus Korth, 1992 - Upper Oligocene...
- dating back to the Late Eocene to Late Oligocene periods (Uintan to Duchesnean in the NALMA classification). The only paleoenvironmental interpretation...