faculty.chas.uni.edufaculty.chas.uni.edu/~groves/PadianandChiappe0001.pdf · in the order of their...
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faculty.chas.uni.edufaculty.chas.uni.edu/~groves/PadianandChiappe0001.pdf · in the order of their evolution, three functional toes (purple), a three- fingered hand (green) and a