First definite primate fossils are found this many years ago
55 mya
Early primate features include (paleocene)
Good smell
Nocturnal
Shrew sized
Early primate features (Eocene)
Grasping hands and feet with nails
Hind limb dominant
Relatively large brains
Early primate features (omomyids)
Large eyes
Shearing teeth
Long hands
First anthropoid features (propliopithecoids)
Quadruped
Herbivore
Nocturnal