Definition of Duchesnean. Meaning of Duchesnean. Synonyms of Duchesnean

- 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,...
- 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...
- 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...
- oldest known amphicyonid, the diminutive Daphoenus demilo from early Duchesnean Wyoming, it is integral to the understanding of the issue. The 2016 description...
- an extinct genus of caniformian carnivoran from Middle Eocene (early Duchesnean and possibly late Uintan NALMA) deposits of San Diego County, California...
- from North America and is recorded exclusively from late Eocene (late Duchesnean – early Chadronian) age deposits. Their geographic range is restricted...
- mya, but the oldest Hesperocyon has been dated at 39.74 mya from the Duchesnean North American land mammal age. The Canidae subfamily Hesperocyoninae...
- the Wasatchian and persisted through the Duchesnean, and Sinclairella followed, existing from the Duchesnean through the Arikareean. Examinations of specimens...
- Mega Zone (it spans the Mammal Paleogene zone 16), the upper Uintan and Duchesnean North American Land Mammal Ages, part of the Divisaderan South American...
- BP, a period of 3.3 million years. The Chadronian is preceded by the Duchesnean and followed by the Orellan NALMA stages. Relative to global geological...