TABLE 6 in Mandibular evidence for the presence of extant Colobini in the African fossil record

TABLE 6. — Descriptive statistics, per genus, for the symphyseal ratio and raw symphyseal measurement with standard deviation given in brackets. FormulaDescriptive statisticsTorus transverse breadth differentialSTT breadth/ ITT breadthColobus1.61 (0.25)Piliocolobus1.14 (0.14)Procolobus1.25 (0.27)Asbole1.30 (0.05)Symphyseal angulationRaw dataColobus46.88 (3.66)Piliocolobus44.06 (3.15)Procolobus48.10 (4.82)Asbole49.75 (3.13)