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The evolutionary history of the primates can be traced back 57-90 million years. One of the oldest known primate-like mammal species, Plesiadapis, came from North America; another, Archicebus, came from China. Other similar basal primates were widespread in Eurasia and Africa during the tropical conditions of the Paleocene and Eocene.
- Darwinius
Darwinius is a genus within the infraorder Adapiformes, a...
- Plesiadapis
Plesiadapis is one of the oldest known primate-like mammal...
- Darwinius
A mysterious primate appeared in North America 30 million years ago, long after the continent's native primates had died out, and even longer before the next big influx of primates – humans – would arrive. This lemur-like species, named Ekgmowechashala, has long puzzled paleontologists. Was it the last holdout of North American primates, or ...
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Omomyidae is a group of early primates that radiated during the Eocene epoch between about 55 to 34 million years ago (mya). Fossil omomyids are found in North America, Europe & Asia making it one of two groups of Eocene primates with a geographic distribution spanning holarctic continents, the other being the adapids (family Adapidae ). Early ...
Nov 6, 2023 · The first first primates in North America date back about 56 million years at the beginning of the Eocene Epoch. Scientists believe that the primates like Ekgmowechashala generally flourished on ...
The most thoroughly studied North American terrestrial sequence spanning the PETM is in the Bighorn Basin of northwestern Wyoming (3, 4, 9, 10).There, the local first appearance of primates (including the omomyid Teilhardina brandti) occurs in biostratigraphic zone Wa-0, at a stratigraphic level estimated to be 19–25 Kyr above the P/E boundary ().
Nov 6, 2023 · Ancient 'Lazarus' Primate Was North America's Last—Until Humans Arrived, Researchers Say Primate fossils dating back 30 million years reveal the emergence of a North American mammal lineage that ...
Dec 11, 2020 · It would take 22 million years for primates to really make it back to the North American mainland, after North and South America reconnected just a few million years ago. It was… quite a trip.
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