Hematoxylin and eosin stained tissues of left side sagittal section showing the soft tissue communication (a) between the RCPma (b) and the cervical dura mater (c) in a male cadaveric specimen. The magnified area shows the soft tissue communication at the point of contact with the dura mater (d). Used with permission from: Histological Analysis of the Connection between the Rectus Capitis Posterior Major’s myodural bridge, The Spine Journal 13 (2013) 558–563., Scali F, Pontell M, Enix D, Marshall E.