PLATE III. 



Aceratagallia iihleri — 



1. Lateral view. 



2. Ventral view of style, connective and oedagus. 



3. Dorsal view of styles, connective and oedagus. 



4. Anal tube collar. 

 Aceratagallia sanguinolenta — 



5. Lateral view. 



6. Dorsal view of styles, connective and oedagus. 



7. Ventral view of a style. 



8. Anal tube collar. 

 Idiocerus snowi — 



9. Lateral view. 



10. Anal tube collar. 



11. Ventral view of style, connective and oedagus. 



(266) 



