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Phylomorphospace of the allometry‐corrected vertebrae at 90% of the total number of vertebrae of caecilian amphibians (V90%; n = 57). Circles represent species means (n = 24). Warped surfaces represent the shape variation associated with the extreme of the PCs. In blue, the minimum extreme and in red, the positive extreme. See Figures 1 and 2 for complete legend and orientation of the vertebrae
