itschrifl Bd 





13. 



t't. 



n. 







o 



F.Ae /..,,- 

 Hyk 



llß 



}Idh 



* >^it!? 





Susta ..... 

 /7, 19 Chlamydoselachus, 21,22 Spinax, 23 Acanthias 



f 











