The Paranthropus Genus

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Presentation transcript:

The Paranthropus Genus ● Sagittal Crest for attaching jaw muscle ● Large molar teeth for grinding up stems and roots

Other mammals have sagittal crests to increase bite strength

Paranthropus Aethiopicus ● 2.5 million years ago ● Brain size 410 cc

Paranthropus Aethiopicus

Paranthropus Boisei ● 1.2 million years ago ● Brain size 550 cc

Paranthropus Boisei

Paranthropus Robustus ● 1.5 million years ago ● Brain size 530 cc

Paranthropus Boisei teeth and modern Homo Sapien teeth

2 million years ago:

Homo Habilis “Handy Man” ● 2 million years ago ● Brain size 600 cc ● Larger brain than other hominids at the time ● First tool maker ● Human-like hands, pelvis, and teeth

Homo Habilis

Homo Habilis' tools

Australopithecus Sediba ● 2 million years ago ● Brain size 420 cc

Sediba hand comparison

Australopithecus Sediba pelvis

Sediba compared to Lucy