THE SKULL. 



175 



CRANIUM 



MESAL(5).. 



(Single or Azy- 

 gous Bones). 



BASIOCCIPITALE. 

 BASISPHENOIDEUM . 



PR^SPHENOIDEUM . 

 SUPRAOCCIPITALE. . 

 INTERPABIETALE. . . 



■I 



Basilar process of the occipital 



BONE. 



Caudal pakt op the body op the 

 sphesoid bone, including the 

 sella turcica. 



Cephalic part op the body op the 

 sphenoid bone. 



Tabular part op the occipital 



BONE. 



Dorso-ckphalic angle op the tabu- 

 lar portion op the occipital. 



LATERAL (lo). 

 (Paired Bones). 



EXOCCIPITALE . 



PEEIOTICtJM 



(Petro-mastoideum. 

 Petrosum or 

 Petrosale). 



TTMPANICUM 



SQUAMOSUM 



(Squamo-Zygomati- 

 cum). 

 PARIETALB 



ALISPHENOIDEUM. 



PTERTGOIDBUM .. , 



ORBITO-SPHENOI- 



DEUM , 



FRONTIS 



BTHMO-TURBINALE 



Condylar portion op the occipi- 

 tal bone. 



The petrous and mastoid por- 

 tions op the temporal bone ; 



THE PIRST including THE 



labyrinth and meatus audi- 

 torius intbrnus. 

 The tympanic ring and auditory 

 PROCESS. The auditory bulla 



AND THE POSTGLENOID PART OP 

 the TEMPORAL BONE. 



The SQUAMOUS part op the TEM- 

 PORAL BONE WITH THE ZYGO- 

 MATIC PROCESS, INCLUDING THE 

 ARTHRAL SURPACE POR THE 

 MANDIBLE. 



The PARIETAL BONE. 



Great wings op the sphenoid 



BONE with the LATERAL (EX- 

 ternal) pterygoid plates. 

 The mbsal (internal) pterygoid 



PLATES. 



The lesser wings op the sphe- 

 noid BONE. 

 The frontal bone. 



The lateral masses with the 

 dorsal and tentral turbi- 

 nated bones op the ethmoid, 

 the crtbriporm plate, and 

 the os planum or orbital 

 plate op the ethmoid 



FACE, 



MESAL (2) 



(Single or Azygous 

 Boaes). 



The. VERTICAL (MESAL) PLATE OT 

 THE ETHMOID BONE, INCLUDING 

 THE CARTILAGINOUS NASAL 

 L SEPTUM. 



VOMER The Vomer, or Os vombris. 



MESETHMOIDEUM.. 



