FIGURE 9 in A Cryptic Invasion in the Western Atlantic: Presence of the Fouling Barnacle Megabalanus zebra (Darwin, 1854) (Crustacea, Cirripedia) in the Caribbean Sea

FIGURE 9. Morphometric analysis of tergum inner face. A, scatterplot of the canonical variate scores of relative warps among Megabalanus zebra (Darwin, 1854) (orange x), Megabalanus coccopoma (Darwin, 1854) (green circle) and Megabalanus tintinnabulum (Linnaeus, 1758) (red star); B, thin-plate spline deformation grid of CVA1; and C, box-plot of ratio between tergum basal margin segment, scutal side / spur width ratio (n=13), with a sample image of each species analyzed.