Slide 1Slide 2Slide 3Slide 4Slide 5Slide 6Slide 7Slide 8Slide 9Slide 10Slide 11Slide 12Slide 13Slide 14Quick Review of Hominid LineageSahelanthropus tchadensis “Toumai”7 to 6 mya in Chad, central Africa(320 to 380 ml)Human? Or ape and human ancestor?Ardipithecus ramidus 5.8 to 4.4 mya Ethiopia, East Africacranial capacity 280-350 mlAustralopithecus anamensis4.2 to 3.8 mya in Kenya, east Africa(Art by John Gurche)Australopithecus afarensis3.9 to 3.0 mya at Laetoli, Tanzania and Hadar, Ethiopia in east AfricaSmall brain 375 to 550 ml (x is 440)baby(Smithsonian Institution)(National Geographic)Australopithecus afarensis3.9 to 3.0 mya at Laetoli, Tanzania and Hadar, Ethiopia in east AfricaReconstruction by John GurcheAustralopithecus afarensis3.9 to 3.0 mya at Laetoli, Tanzania and Hadar, Ethiopia in east AfricaJohn GurcheAustralopithecus afarensis “Lucy”(National Geographic)Australopithecus africanus3.0 to 2.3 mya in eastern and southern Africa420 to 500 (x of 460) mlJohn GurcheHomo habilis2.5 to 1.6 mya in eastern and southern Africa500 to 800 (x of 680) mlJohn Gurche(Smithsonian Institution)Homo ergaster1.8 to 1.0 mya in eastern Africa(800 to 880 ml)(Smithsonian Institution)Homo ergaster1.6 mya in eastern Africa(880 ml)Turkana boyJohn Gurche(Smithsonian Institution)Homo erectus1.8 mya to 250,000 ya600 to1250 (x of 980) mlRadiate out of Africa(Jolly & White 1995:268)Homo erectus1.8 mya to 250,000 ya600 to1250 (x of 980) mlRadiate out of AfricaJohn GurcheHomo erectus1.8 mya to 250,000 ya600 to1250 (x of 980) mlAfrica, Europe, AsiaJohn GurcheHomo neanderthalensis225,000 to 28,000 yaJohn
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