Fig. 20. (33-36) Lepyronia qnadrangularis Say, — (33) head, dorsal view, 

 (34) head, lateral view, (35) male genitalia, (36) female genitalia. 

 (37-41) Lepyronia gibbosa Ball, — (37) head, dorsal view, (38) head, lateral 

 view, (39) male genitalia, (40) same, lateral view, (41) female genitalia. 



