Alligator_sinensisMelanosuchus_nigerPoleosuchus_trigonatusAlligator_mississippiensisCaiman_latirostrisPaleosuchus_palpebrosusCaiman_crocodilusCrocodylus_rhombiferGavialis_gangeticusTomistama_schlegelitOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Gatesy_etal_1993a