a, e, Templates with landmarks (red), curve semilandmarks (light blue) and surface semilandmarks (yellow) digitized on A.L. 444-2 (a) and KNM-WT 17000 (e) crania. b, f, The configurations of (semi)landmarks with names of landmarks and curves numbers digitized on A.L. 444-2 (b) and KNM-WT 17000 (f) crania (labels are related to Supplementary Notes 4, 5). c, g, Sets of (semi)landmarks on the MRD-sym cranium. d, h, TPS interpolation of the A.L. 444-2 (green) and KMN-WT 17000 (red) crania warped to MRD-sym (grey). Scale bar, 4 cm.