part of part of contributes to morphology of subdivision of skeletal system neurocranium chondrocranium basicranium http://upload.wikimedia.org/wikipedia/commons/8/81/Gray193.png NCIT:C12493 UMLS:C0149543 basis cranii MA:0002840 MESH:D019291 base of skull The skull base is formed from a series of cartilages either side of, and rostral to, the notochord, whose tip lies just caudal to the pituitary gland. It is closely associated with the sensory capsules, which partially or completely sur- round the olfactory epithelium, the eye, and the inner ear[PMID:11523816] MFMO:0000044 FMA:52801 SCTID:181890004 Wikipedia:Base_of_skull basicranial The base of skull is the most inferior area of the skull, composed of the endocranium and lower parts of the skull roof. cranial base base of cranium UBERON:0002517 cranium