EntityQ7581537· pop 13· linked from 43 articlesspurSign in to saveanatomical term for an outgrowth of bone covered in a sheath of hornConnectionschickenEntitysnakeEntityboneEntityInternational Standard Book NumberEntityskeletonEntitynailEntitychameleonEntityplatypusEntitydigital object identifierEntityGalliformesEntityalbinismEntityNucklesEntitypythonsEntityBoidaeEntityfemurEntityWild TurkeyEntityring-tailed lemurEntityJSTOREntitykeratinsEntitycloacaEntityCategoriesAnimal anatomy