EntityQ962872· pop 25· linked from 1,392 articlessynapomorphySign in to saveheritable trait shared by two or more taxa and thus thought to have evolved in their most recent common ancestorConnectionssymplesiomorphyEntitymammalEntityphylogenetic treeEntityAnimaliaEntityevolutionEntityReptiliaEntityAmphibiaEntitysharkEntityInternational Standard Book NumberEntityVertebrataEntityAncient GreekEntitynervous systemEntityinvertebrateEntityhypothesisEntitytaxonomyEntitydigital object identifierEntityInternational Standard Serial NumberEntityTetrapodaEntitytaxonEntitysystematicsEntityCategoriesCitation overkillEvolutionary biology terminologyPhylogenetics