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The Wasatchian 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 55,000,000 to 50,100,000 years BP.
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shares lower boundary upper nalma graybullian lysitean bridgerian base end subage north considered substages sandcouleean lostcabinian bp eocene clarkforkian age
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Wasatchian | related to Substages | The Wasatchian | 0.60 | section |
| Wasatchian | related to Substages | Sandcouleean | 0.60 | section |
| Wasatchian | related to Substages | Graybullian | 0.60 | section |
| Wasatchian | related to Substages | Lysitean | 0.60 | section |
| Wasatchian | related to Substages | Lostcabinian | 0.60 | section |
| Wasatchian | related to Substages | Bridgerian | 0.60 | section |
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