part of overlaps develops from start stage end stage anguloarticular TAO:0000467 zebrafish_anatomy ZFA:0000467 Dermal and endochondral compound bone that results from the fusion of the dermal angular and the endochondral articular and forms the posterior part of the lower jaw. It articulates with the dentary anteriorly and with the retroarticular postero-medially. The anguloarticular is paired. articular dermatocranium ventral mandibular arch dermal bone endochondral bone articular cartilage angular bone anguloarticular-retroarticular joint unknown adult