(A) Photograph, and (B) annotated digital model in posterior views. (C) Photograph, and (D) annotated digital model in anterior views. Abbreviations: bo, basioccipital; bo pl, basioccipital plate; bs, basisphenoid; ccvf, cerebral carotid vasculature foramina; cr B, crest B of quadrate; ds, dorsum sellae; hfos, hypophyseal fossa; IX-XI, foramina for glossopharyngeal, vagus, and accessory nerves (metotic foramen); mptf, medial pharyngeal tube foramen; ocn, occipital condyle; oto, otoccipital; pcf, posterior carotid foramen; pcf can, canal of posterior carotid foramen (damaged); pt, pterygoid; pt asp, pterygoid ascending process; ptsnobo, communicating ostium between pharyngotympanic sinus and basioccipital diverticulum; q, quadrate; q ptp, quadrate pterygoid process; sf, siphonial tube foramen; VI, abducens foramina; Xtym, foramen for tympanic branch of glossopharyngeal and vagus nerves; XII a, anterior hypoglossal foramen; XII p, posterior hypoglossal foramen.