SKULL OF CHRYSOOHLORIS. 



455 



and to the nasal septum, in addition to the relations to the 

 membrane-bones and the alisphenoid, can be fully understood. 



Text-figin-e 3. 



Reconstvuction of base of skull of Chrijsochloris hottentota (newly born) with the 

 membrane-bones removed. On the right side the auditory ossicles have also 

 been removed and part of the basisphenoidal process and the whole of the 

 alisphenoid. The posterior nasal-floor cartilage has also been removed from 

 the left side. X 12. 



For explanation of lettering see p. 458. 



Being above the alisphenoid, the bone is manifestly not one of 

 the pterygoid group of bones. It is mucii too far back to be the 



