Figure S2 from Species richness and disparity of parareptiles across the end-Permian mass extinction Mark J. MacDougall Neil Brocklehurst Jörg Fröbisch 10.6084/m9.figshare.7844684.v1 https://rs.figshare.com/articles/figure/Figure_S2_from_Species_richness_and_disparity_of_parareptiles_across_the_end-Permian_mass_extinction/7844684 Centres of gravity calculated to quantify the shape of the disparity curves. A, centre of gravity for the sum of variances, and B, centre of gravity for the sum of ranges. 2019-03-14 14:05:19 parareptilia reptilia Sauropsida disparity diversity species richness Permian Triassic