120 FLIES FOR SKPTEMBER. 



No. 41. BLUE BOTTLE (House Fly, Shade 

 Fly). 



Order, Diptera 

 Family, Miiscidte 

 Genus, Sarcojihaga 

 Species, striata. 



No. 42. WHIRLING BLUE DUN. 



Order, Nenroptera 



Family, Eph emeridte 



Genus, Cloeon 



Species, ochracen {Pseudimago). 



No. 43. LITTLE PALE BLUE DUN (Willow 

 Fly). 



Order, Neuroptera 

 Family, Ephemeridre 

 Genus, Cloeon 

 Species, f II scata {Pseudimago). 



No. 44. WILLOW FLY (Shamrock Fly). 



Order, Neuroptera 

 Family, Perlidcs 

 Genus, Nemoura 

 Species, fvliginnsa. 



