PLATE IV. 

 Idiocerus pallidus 



1. Lateral view. 



2. Ventral view of style, connective and oedagus. 



3. Anal tube collar. 

 Idiocerus verticis 



4. Lateral view. 



5. Ventral view of style and connective. 



6. Anal tube collar. 

 Idiocerus nervatus 



7. Lateral view. 



8. Ventral view of style, connective and oedagus. 



9. Anal tube collar. 



(268) 



