41 
Apical cell ending at or close to the extreme wingiip — Continued. 
Abdomen bearing macrochaetse. __^ 
Sides of face with hairs or macrochsetae on the lower half: Myiophasia, 
Phyto, Mauromyia, Cryptomeigenia, Ceratomyiella, Eulasiona, Admontia. 
Sides of face, on at least the lower half, bare. 
Proboscis shorter or only slightly longer than height of head. 
Frontal vitta opaque. 
Vibrissa? on a level with the front edge of the oral margin. 
Penultimate joint of arista at least twice as long as broad: 
Medina, Schizotachina, Glausieella, Plectops, Lispidea, 
Thryptoeera. 
Penultimate joint of arista shorter or only slightly longer 
than broad: Aetia, Lasioneura, Chaiophleps, Celatoria, 
Hypostena, Didyma, Macquartia, Hyalurgus, Polidea, Hypo- 
chceta, Pelatachind, Racodineura, Ervia, LesMa, Lcskiomima, 
Apinops. 
Vibrissa distinctly above the front edge of the oral margin: 
Leucostoma, Sciasma, Hyalomyodes, (Estrophasia, Clytiomyia, 
Eutrixa, Xantliomelana. 
Frontal vitta highly polished : Hemyda. 
Proboscis at least one-third longer than height of head : Beakia, Lsoglossa, 
Epigrimyia, Siphona. 
Apical cell ending some distance in front of the extreme wingtip. 
Last section of the fifth vein more than one-half as long as the preceding sec- 
tion : Heteropterina, Plagiprospherysa, Metaplagia, Paraplagia, Cyrtophlceba, 
Plagia, Siphoplagia. 
Last section of the fifth vein less than one-third as long as the preceding section. 
Sides of face on the lower half bare. 
Vibrissa- distinctly above the front edge of the oral margin. 
Eyes bare. 
Penultimate joint of arista more than twice as long as broad: 
Distichona, Clta'toglossa. 
Penultimate joint of arista shorter or only slightly longer than 
broad: Pachyophlhahnus, Scnotainia, Pseudotractocera, Biomyia, 
Atacta, Siphosturmia, Belrosia, Melanophrys, Aphria, Ocyptera. 
Eyes distinctly hairy : Litnixmyia, Nemorcea, Panzeria, Macromeigenia. 
Vibrissa 1 on a level with the front edge of the oral margin. 
Eyes distinctly hairy: Gymnochceta, Metaphyto, Exoristoides, Hyphan- 
tropliaga, Exorista, Euphorocera, Phorocera. 
Eyes bare: Erontina, Sturmia, Masieera, Aceniyia, Pseudoclueta, Pros- 
pltcrysa, Yanderwulpia, Euthera, Hough ia, Tachina, Tachinopsis, 
Demotions, Paraphyto, Paraclxeta. Blepharipeza. 
Sides of face with hairs or macroclnet;e on the lower half. 
Vibrissa 1 on a level with the anterior edge of the oral margin : Winthe- 
mia, Muscopteryx, Paradidyma, Atrophopalpus, Metachceta, Phorichceta, 
Clmtoplagia, Metopia. Araba, Opsidia, Hilarella, THcogena, Br achy coma, 
Euthyprosopa. 
Vibrissa? distinctly above the front edge of the oral margin. 
Head at the vibrissas much shorter than at base of antenna 1 : Gonia, 
Spallanzania, Gcvdiopsis, Chcetogcedia, Dichocera, Microphthalmia. 
Head at the vibrissa 1 longer than at base of antenna': Amohia, 
Trichophora, Cuphocera, Peleteria, Archytas, Echinomyia, Epalpus, 
Bombyliomyia, Dejeania, Paradejeania, Jurinea, Jurinella. 
