Their upper lines or boundaries touch each other over a part of the sagittal suture, a little back of the bregma; while the lower lines approach to within 6 mm.
"A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal Bulletin of the AMNH, Vol. XIII, Article XXI, pp. 281-295, Dec. 31, 1900"
Ales Hrdlicka
From the point where the anomalous sutures leave the coronal suture, to the bregma, the distance on the left is 44 mm.
"A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal Bulletin of the AMNH, Vol. XIII, Article XXI, pp. 281-295, Dec. 31, 1900"
Ales Hrdlicka