34 



U.S. NATIONAL MUSEUM BULLETIN 261 



Figures 7-10. — 7, Diestostemma albipenne (Fabricius), specimen from French 

 Guiana. 8, D. niveum Melichar: f from speciiiaen from Colombia, i, from 

 Venezuela. 9, D. dubium, new species, holotype. 10, D. huallagana, new 

 species (e, i, f, from holotype): j, aedeagus, lateral aspect, specimen from 

 Tingo Maria, Peru. 



3. Aedeagus with basiventral processes exceeding apex of shaft. 



D. dubium, new species (p. 44) 



Aedeagus without processes or with rudimentary basiventral 



processes D. huallagana, new species (p. 44) 



