Nasals

The nasals are a pair of bones in the skull of many animals. They are connected to each other in the midline of the skull, and are usually bordered by the premaxilla, maxilla, and frontal bone, though this may vary with species.

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

Premaxilla: The premaxilla is a pair of small bones at the very tip of the jaws of many animals, usually bearing teeth, but not always. They are connected to the maxilla and the nasals....

Maxilla: The maxillae are the largest bones of the face, except for the mandible, and form, by their union, the whole of the upper jaw. They hold the upper teeth, and connect on the left and right to the zygomatic bones (cheek bones). Each assists in forming the boundaries of three cavities, namely, the roof...

Frontal bone: The frontal bone (os frontale) is a bone in the human skull that resembles a cockle-shell in form, and consists of two portions?a vertical portion, the squama, corresponding with the region of the forehead; and an orbital or horizontal portion, which enters into the formation of the roofs of the orb...