PLATE VI. 



Aulacizes irrorata — 



1. Lateral view. 



2. Styles and connective. 



3. Caudal view of oedagus. 



Homalodisca triquetra — 



4. Lateral view. 



5. Caudal view of cedagus. 



6. Dorsal view of styles and connective. 



(272) 



