Sternocleidomastoid is supplied by all of the following aeries, EXCEPT:
The sternocleidomastoid muscle derives its blood supply from three separate sources: Superior-occipital aeryCentral-superior thyroid aeryInferior- thyrocervical trunkRef: Gray's anatomy: the anatomical basis of clinical practice by Henry Gray, Susan Standring, Harold Ellis, 2005, Page 536.
Occipital
Posterior auricular
Thyrocervical trunk
Superior thyroid