FLIES FOR APRIL. 



No. 13. GRAVEL BED. (SPIDER FLY.) 

 Order, Diptera. 

 Family, Tipulidce. 

 Genus, Anisomera. 

 Species, Obscura. 



No. 14. GRANNOM. (GREEN TAIL.) 

 Order, Trichoptera. 

 Family, Phryganidce. 

 Genus, Tinodes. 



No. 15. YELLOW DUN. 



Order, Neuroptera. 

 Family, Ephemeridcp. . 

 Genus, Baetis. 



