FIGURE 8. Discriminant analysis using wear-independent residuals based on maxillary teeth of Capacikala gradatus (Capacik. gad.), Capatanka cankpeoi (Capat. cank.) and Palaeocastor nebrascensis (Palaeoc. nebr.) with relatively large samples (see appendix for details on residuals). Structure Matrix is given, there is no statistical significance for function 1-2 (significance function 1 to 2 0.217, function 2 0.422).