96 The University Science Bulletin. 



PLATE III. 



1. Genitalia of Ceresa dicer os. 



2. ffidagus of Ceresa diceros. 



3. Styles and connective of Ceresa palnieri. 



4. ffidagus of Ceresa palmeri. 



5. Styles and connective of Stictocephala jestina. 



6. Lateral aspect of Stictocephala jestina. 



7. ffidagus of Ceresa borealis. 



8. Genitalia of Ceresa borealis. 



