28G 



NORTH AMERICAN DIPTERA 



Tiypaneidse I.— 1, Xenochspfa; 2. Hexachseta ; 3, Anaslrepha; 4, Euribia rufipes; 5, 

 Acidia versatilis ; 6, Neaspilota; 7, CEdicarena; 8, Straussia; 9. Anastrepha; 10. Rhagoletis 

 indifferens; 11, Tephritis jonesi ; 12, Tephritis sp. ; 13, Poljinorphomyia basilica; 14, Toxotry- 

 panea curvicauda; 15, Eutreta pacifica. 



