Figure 2
From: Cochlear shape distinguishes southern African early hominin taxa with unique auditory ecologies

Curvature and torsion of mean cochlear shapes. Mapping curvature (blue to yellow) and torsion (purple to yellow) changes along the Fréchet means from basal to apical locations. Hs Homo sapiens, Gg Gorilla gorilla, Pp Pan paniscus, Pt Pan troglodytes, Au Australopithecus, Pa Paranthropus.