dentarys
Dentaries, or dentary bones, are the primary bones of the lower jaw (mandible) in most jawed vertebrates. In mammals the dentary is the sole bone of the lower jaw, forming the entire mandible, while in many other vertebrates it is one of several bones that constitute the jaw and participate in the jaw joint.
Anatomy and joints: The dentary typically carries the tooth-bearing alveolar margin along its upper edge and
Variation and function: The dentary supports the lower dental arcade and provides attachment sites for jaw
Evolution and development: The dentary is a defining feature of mammals, where it becomes the sole mandibular
Name and terminology: The term derives from Latin dens, tooth, with the -ary suffix meaning pertaining to;