199 



III. 



G. Killian. 



Torpedo ocellata. 



W. v. Wijhe. 



Scylliura 

 und Pristiurus. 



Oralzooe 



Mandibularzone 



Spritzlochzone 



Hyoidzooe 



Glossopharyngeas- 

 zoae 



Ofcipitalzone 



Cervicalzone 



Proaephroszoiie 



I 

 II 



III 

 IV 



VI 

 VII 

 VIII 

 IX 



1 



2 



3 

 4 



14* 



