The Whitneyan North American Stage on the geologic timescale is the North American faunal stage according to the North American Land Mammal Ages chronology (NALMA), typically set from 33,300,000 to 30,800,000 years BP, a period of . It is usually considered to fall within the Early Oligocene. The Whitneyan is preceded by the Orellan and followed by the Arikareean NALMA stages.
|Paleocene Epoch||Eocene Epoch||Oligocene Epoch|
|Danian | Selandian
|Ypresian | Lutetian
|Rupelian | Chattian|
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