Discriminant Analysis of Principal Components (DAPC). A variation of the Bayesian Information Criterion (BIC) as a function of the assumed number of genetic clusters (K) B scatterplot representing individual (dots) and clusters (inertia ellipse) location in the principal component space C correspondence between species determination (in line) and genetic cluster (in column). The taxa names refer to species level for all them except for insularis and sanctaluciae which are the two subspecies of Iguana insularis. Hybrid refers to the population of St. Vincent.