

■ ■ t ■ ■>-./!! 



sulcus pterygo mandi'mi 













us rpiptcrygoideuni 





15. facies quadrata 23 







IG. hiatus posterior canalia 



carotici 



processus prooticus 

 facies alisphenoidea 



Fi 



17. lamina paroccipitalis 25 



:■;> 



Basisphenoid, superior aspect. 

 Basisphenoid, lateral aspect. 







A corpus 5 



facies basioccipitalis 





B rostrum 6 



tnberculuni ovoideum 





C processus basipterygoideus 7 



facies otica 





1. processus clinoideus 8 







2. pars sellae 9 







:i. canalis abducens 10 



foramen caroticum 





4. facies prootica 11 



facies pterygoidea 



40 



The skull, lateral aspect. 





II 



The skull, dorsal aspect. 

 The skull, ventral aspect. 





13 



The skull, posterior aspect. 







The posterior wall of the nasal chamber seen through the 





anterior nasal aperture. 





45 



Anterior boundaries of the orbit, lateral aspect. 



i<; 



Anterior boundaries of the orbit, posterior aspect. 



i7 



The bones of the palate. 



Tin' cranial floor. 



Si.l,. wall of tin- cranial cavity. 





50 



The acustico jugular cavity, seen f 







of quadrate and squamosal bo 





Explanation of Figures 40—50. 



1 . processus praef rontalis ossis 9. pars basitympanicus oss 



inaxillaris pterygoidei 



2. lamina palatum ussis prae- 10. processus basipterygoidei 



inaxillaris ossis basisphenoidei 



3. lamina palatina ossis niaxil- 11. ramus suspensorius oss 



laris quadrati 



4. lamina palatina vomeris 12 processus parooctpitalil 



jugalis carotici 



C. processus pterygoideus 14. crista supraoccipitalis 



vomeris 15. crista supr*oocipitalis 



7. pars pharyngeus ossis ptery- 16. ramus oticus ossis quadra 



goidei 17. ramus paroccipitalis oss 



8. laminaorbitalisossis palatini exoccipitalis 



