RIGHT SIDE. 



Right frontal lobe. 



Fissure of Sylvius. 



Temporo-sphcnoidal lobe. 

 Right sphenoidal sinus. 



Inferior turbinal. 



Opening of Eustachian tube. 



Coronoid process. 

 Soft palate. 



Inferior lingualis muscle. 

 Lingual artery. 

 Genio-hyo-glossus muscle. 

 Genio-hyoid muscle. 

 Mylohyoid muscle. 



LEFT SIDE. 



Superior longitudinal sinus. 



Falx cerebri. 



Corpus callosum. 

 Ant. horn lat. vent. 



Lesser wing of sphenoid. 



Optic nerve. 



Left sphenoidal sinus. 



Great wing of sphenoid. 



Zygoma. 



Nasal septum. 



Left nasal fossa. [palate hot 



Pterygoid plates and tub. 



Coronoid process. 



Alveolar proc. of sup. maxilla. 



Cavity of mouth. 

 Superior lingualis muscle. 



Lingual septum. 

 Hyoglossus muscle. 

 Submaxillary gland. 

 Mylohyoid muscle. 

 Submaxillary gland. 



Digastric muscle. 



PLATE XXV. Coronal section of head through middle of zygomatic arches viewed fr 



the front. 

 Line of section is marked 2 in plate XXII. 



om 



