﻿JOURNAL 



OF THE 



J}r\a 39opfe Qntomologiral Horiptg. 



Vol. III. SEPTEMBER, 1895. No. 3. 



NEW GENERA AND SPECIES OF TACHINID^E. 



By D. W. CofjuiLLETT, Washington, D. C. 



The genera referred to in the present paper may be distinguished as 

 follows : 



First vein bristly; sides efface bearing a row of macrochsetffi. 



Apical cell open ... Chaetoplagia, gen. nov. 



Apical cell closed and long petiolate Metachaeta, gen. nov. 



First vein bare. 



Sides of face bearing macrochiet;^ or bristly hairs i. 



Sides of face bare 6. 



1. Antennae scarcely half as long as the face. 



Cheeks almost as broad as the eye-height , . . . Phyto Desv. 



Cheeks half as broad as the eye-height Amobia Desv. 



Antennas at least three-fourths as long as the face. 



Eyes distinctly pilose 2. 



Eyes bare or microscopically sparsely pilose 3. 



2. Posterior end of hind crossvein nearer the wing margin than to the small cross- 



vein ; Qgediopsis B. B. 



Posterior end of hind crossvein twice as far from the wing margin as from the 

 small crossvein Cyrtophleba Rond. 



3. Sides of face bearing a row of macrochsetce 4. 



Sides of face destitute of macrochsetce, bearing only bristly hairs 5. 



4. Lower end of hind crossvein almost opposite the small crossvein. 



Paraplagia B. B. 



Lower end of hind crossvein midway between the small crossvein and the wing 



margin Opsidia, gen. nov. 



5. Last section of fifth vein nearly as long as the penultimate section. 



Metaplagia, gen. nov. 

 Last section less than half as long as the penultimate section. 



{^Gymnoprosopa Town.) Araba Desv. 



6. Eyes distinctly pilose Nemoraea Desv. 



Eyes bare or microscopically sparsely pilose 7. 



7. Facial ridges bristly at least on their lower two-thirds .... Degeeria Meig. 

 Facial ridges never bristly on more than the lower third 8 



