426 
ZOOLOGICAL LITERATURE. 
b. Posterior tibiae not incurved. 
a. Arista pilose or pilosulous. 
** Proboscis articulate and subacuminate at apex, not 
dilated into a lip ... . 4. Diumeja (Meig.). 
ft Proboscis with a distinct lip. 
otu. Seventh longitudinal vein rather distant from 
margin of wing ^ abdomen not distinctly de- 
pressed. 
— Intermediate tibiae setigerous behind and on the 
outside. 
Eyes naked or nearly so. 
6. Aspilia, g. n. 
Eyes pilose in both sexes. 
6. PoLiETES (Rond.), 
= Intermediate tibioe’setigerous behind and at apex. 
Eyes more or less pilose. 
7. Yetodesia (Rond.). 
Eyes naked or nearly so. 
8. Spilogasteb (Macq.). 
' /3i3. Seventh longitudinal vein less distant from mar- 
gin j abdomen depressed. 
9. PlEZUBA, g. n. 
h. Arista naked or pubescent. 
** Seventh longitudinal vein not very distant from 
margin. 
uu. Intermediate tibiae setigerous behind and on the 
outside j abdomen depressed. 
10. IlOMALOMYA (BoUch6). 
jSjS. Intermediate tibiae setuligerous behind j abdomen 
subcylindrical or subconical. 
11. Azelia (R. D.). 
tt Seventh longitudinal vein more distant from margin. 
aa. Intermediate tibiae with a few setae behind, poste- 
rior nearly naked. . 12. Melanochelia, g. n. 
/3/3. Intermediate tibiae setigerous behind and outside, 
posterior with many setae behind. 
13. Limnopiiora (R. D.). 
t Seventh longitudinal vein reaching posterior margin of wing, or 
at least the apex of tho spurious vein. 
a. Arista more or less pilose . . 14. IIydiiophobia (R. D). 
b. Arista naked, or puberulous. 
a. Eyes distinctly pilose. ... 15. Lasiops (Meig.). 
h. Eyes naked 16. Anthomyia (Meig.) 
j3. Second longitudinal vein spinuloso above j legs in S elongate. 
17. Achantipteba (Rond.). 
B. Lower calyptral scale concealed by upper one. 
1. Arista naked or puberulous. 
u. Proboscis dilated into a lip at apex. 
^ Cheeks not inflated or setose . . 18. CnoRTHOPiiiLA (Macq.). 
t Cheeks inflated and setigerous 19. Ebiphia (Meig.). 
