GT of the Cenozoic Era By per9timeline Jan 1, 1064 Dinosaurs go Extinct (66mya) Jan 1, 1065 Pangea Broke into Continents (65mya) Jan 1, 1070 Origin of Lemurs (62mya) Jan 1, 1150 The Earth Began Cooling (50mya) Jan 1, 1240 Elephant-like Animals Evolved (40mya) Jan 1, 1245 India and Asia Collided (45mya-55mya) Jan 1, 1334 South America and Antartica Seperate (34mya) Jan 1, 1335 Arabia collided w/ Eurasia creating the Tethys Ocean (35 mya) Jan 1, 1335 Glaciation of Antarctica Began (35mya) Jan 1, 1404 Mediterranean Sea Evaporates (6mya) Jan 1, 1405 Rocky Mountains Began Forming (5 mya) Jan 1, 1409 Ardipithecus ramidus (4.4mya) Jan 1, 1413 Formation of Arctic Polar Ice Cap (3mya) Jan 1, 1413 Drier and Cooler Africa w/ deforestation (3mya) Jan 1, 1413 Australopithecus africanus (3mya) Jan 1, 1413 “Lucy” Fossil is Found (3.18mya) Jan 1, 1426 Oldest Known Stone Tools (Gona, Ethiopia) (2.6mya) Jan 1, 1518 Mammoths Evolved (1.8mya) Jan 1, 1518 Homo erectus, Homo ergaster (1.8mya) Jan 1, 1615 Humans Exist on Earth (1.5mya)
