8 INTRODUCTION
frontal
crestorbital root
(anterior cranial fossa)crista lesser wing ofplate \
anterior clinoid process
tuberculum sellaemiddle clinoid processposteriorhypophyseal fossa 4
sphenofrontal sutureinferior orbital fissureforamen rotundum
roove for anterior division
f middle meningeal artetyforamen ovale
foramen spinosumforamen lacerum posterior clinoid processtemporal fissure
arcuate eminencebarcuate fossainternal auditory
meatus
anterior condylar
forameninternal
occipital
protuberance
superior -.
sagittal I
sinus groove for
posterior meningeal
artery
Figure 5. Endocranial compartments and other features.