Suprangular
Encyclopedia
The suprangular or surangular is a jaw bone found in most land vertebrates, except mammals. It's usually in the back of the jaw, on the upper edge, and is connected to all other jaw bones: dentary, angular
, splenial
and articular
. It is often a muscle attachment site.
Angular
The angular is a large bone in the lower jaw of amphibians and reptiles , which is connected to all other lower jaw bones: the dentary , the splenial, the suprangular, and the articular...
, splenial
Splenial
The splenial is a small bone in the lower jaw of reptiles, amphibians and birds, usually located on the lingual side between the angular and suprangular....
and articular
Articular
The articular bone is part of the lower jaw of most tetrapods, including amphibians, sauropsids and early synapsids. In these animals it is connected to two other lower jaw bones, the suprangular and the angular...
. It is often a muscle attachment site.