The rotatores muscles ( rotatores spinae muscles ) lie beneath the multifidus .
Are present in all spinal regions but are most prominent in the thoracic region ; rotatores muscles are eleven in number on either side .
The rotatores muscles ( rotatores spinae muscles ) lie beneath the multifidus and are present in all spinal regions but are most prominent in the thoracic region ; they are eleven in number on either side .