74 F L I E S FOR M A Y. 



No. 19. LITTLE YELLOW MAY DUN. 

 Order, Neuroptera. 

 Family, Ephemerida . 

 Genus, Bdetis. 



No. 20. BLACK GNAT. 



Order, Dipt era. 

 Family , Ernpidce. 

 Genus, Ramphamyiu. 



No. 21. DOWNHILL FLY. (OAK FLY, ASH FLY, 

 CANNON FLY, DOWN LOOKER, WOODCOCK FLY, 

 DOWN HEAD FLY.) 



Order, Diptera. 

 Family, Rhagionidce. 

 Genus, Rhagio. 

 Species, Scolopaceus. 



