Figure 2From: Trophic diversity in the evolution and community assembly of loricariid catfishesThe total sample space (A) consisting of 649 vectors representing the distance and direction to individual isotope samples from the mean species centroid in δ15N/δ13C isotope space at 19 localities. Mean vectors representing partitions of the data set according to taxon identity at the rank of species (B) and genus (C) by site.Back to article page