Frontal Vein 



Frontal Sinus 

 Ethmoidal Ne 

 Trochlea 



Crista Galli 



Tcntlori 

 Insertion of 



Lacrv 

 Superior Oblique 



Lacrymal Nerve 



'I'cinporo-Malar Ncrv 



Posterior Ethmoidal 

 Nerve 

 Ciliary Ganglion 



Sphenoidal Sinus 



Nasal Nerve 



Superior 

 Maxillary Division 

 «if 5th Nerve 

 Lateral Recess of 1m: 



Sphenoidal Sinus 777 



Stalk of Pituitary / ' I 



Rody 



InfcTJnr Maxillary 



l)ivi*iion 

 of 5th Ner\'e 



Incus 



Cochlea 

 5th Ntr^c 



Basilar Artery 



Lateral Sinus 

 ilastoid Emissary Vein 



9th, loth, nth. Nerves 



Emissary Vein passing thrt)UL 

 Posterior Condylar Foramen 



uscle 

 ertus Muscle 



Septum rif Nose 



Posterior Ethmoidal Cells 

 External Rectus Muscle 



Superior Oblique Muscle 

 (Trochlear Nerve) 



( >cii!omotor Nerve 



Miducens Nerve 



Sphcno- parietal Sinus 



External Pterygoid 

 Muscle 

 Temporal Muscle 



Internal Carotid 



Artery 

 __ Posterior Com- 

 municating Artery 

 Middle Cerebral 



Vein 



Smaller Part of 



5th Nerve 



Middle 

 ^Icningeal Arter\ 

 Articular 

 Fibro-Cartiiage 

 ^Am-iculo-temporal 

 Nerve 



Chorda Tympani 

 Nerve 

 Tympanic Cavity 



Superior Petr(»sai Sinus 

 Eustachian Tube 



Vertebral Artcr>' 



Rectus Capitis Posticus ilajor Muscle 



Rectus Capitis Posticus Minor Muscle 



\ Saccus Endolymphaticus 



Occipital Artery 



Superior Oblique Muscle of Head 

 Suboccipital Nerve 

 Straight Sinus 

 Superior Longitudinal Sinus 



Fig. 16. Base of Skull with the soft parts after partial removal of the Bones. 



■>/;, Nat. Size. 



Rebman Limited, London. 



Kebman Company, New York. 



