290 
Hominoxious Arthropods 
163. Wings of Diptera. (a) Anopheles; ( b) Prosimulium; (c) Johannseniella; (d) Phle- 
botomus (After Doerr and Russ); (e) Tersesthes (after Townsend); (/) Ta- 
banus; (g) Symphoromyia; (h) Aphiochaeta; (*') Eristalis; (J) Gastrophilus; 
( k ) Fannia; ( l) Musca. 
