Parietal bone of Ox are placed on the posterior and lateral aspects of the cranium. Each is made up of a posterior part and a lateral part.

Cranial Bones of animals The cranial bones form the cranial cavity which lodges the brain with its meninges, vessels and essential organ of hearing. They are named as follows – Occipital, sphenoid, ethmoid are unpaired bones of Cranium.

The bones of the skull are divided into cranial and facial groups. The former enter into the formation of the cranium

The thoracic cavity or thorax of Ox is the anterior of the three visceral cavities. It is compressed laterally and is narrow in front and wide behind

The ribs are elongated curved bones, which form the skeleton of the lateral thoracic walls. They are arranged serially in pairs.

The coccygeal vertebrae vary considerably in number from 18 to 20 in Ox. These gradually diminish in size from the first to the last.

The sacrum of Ox is formed by the fusion of five sacral vertebrae. It is triangular in form and is wedged in between the ilia with which it articulates on each side

The lumbar vertebrae of Ox are six in number and are characterized by greatly elongated transverse processes and strongly curved articular processes

Thoracic vertebrae are 13 in number in Ox and the characteristic features of these vertebrae are the great development of neural spines, the presence of capitular facets on the body and tubercular facets on the transverse processes for articulation with the ribs