zygomaticofrontal suture zygomaticofrontal suture the zygomaticofrontal suture (or frontozygomatic suture) is the cranial suture between the zygomatic bone and the frontal bone. the suture can be palpated just lateral to the eye. zygomaticofrontal sutureside view of the skull.side view of head, showing surface relations of bones (zygomaticofrontal suture labeled at center left)detailsidentifierslatinsutura frontozygomaticata98a03.1.02.017ta21592fma52952anatomical terminology additional images left zygomatic bone in situ. the skull from the front.