372 INSECTA SAUNDERSIANA. 
lower cross-vein upright, very slightly bent inward: halteres yellow. 
Length of the body 2 lines; of the wings 5 lines. 
Brazil. 
SapromyzA Brasiirensis, Mas. 
Fulva ; facies albo vittata ; tarsi picet; ale sublimpide, costa venisque 
transversis fusco marginatis. 
Tawny, clothed with black hairs and bristles: crown flat; face with 
an oblique white stripe on each side ; third joint of the feelers conical, more 
than twice the length of the second; sixth black, feathered, more than 
twice the length of the third: abdomen oval, not longer than the chest: 
feet pitchy: wings almost colourless, slightly tawny along the veins, 
brown along the fore border to the tip of the fifth longitudinal vein, and on 
the cross-veins ; veins black, tawny towards the base ; first and second veins 
short; seventh about half the length of the eighth, which does not reach 
the border ; lower cross-vein straight, slightly oblique. Length of the body 
23 lines; of the wings 5 lines. 
Brazil. 
Genus ORTALIS, Fallen. 
Macquart has divided Ortalis into the following genera—Epidesma, 
Coilometopia, Euprosopia, Heterogaster, Cruphiocera, Notacanthina, Lam- 
progaster (Chromatomyia, Cat. Dipt. Brit. Mus., where it is erroneously 
placed with Duomyia, Zona and Trigonosoma, between Gonia and Idia), 
Plagiocephala, Oxycephala, Amethysa, Ortalis, Ceroxys, Herina, Senopte- 
tina (=Myrmecomyia and'Polystodes, Desv.), Ropalomera, Richardia, Clei- 
tamia, Eniconeura, Eurypalpus, Camptoneura, Platystoma, and Loxo- 
neura. 
Orratis conspersa, Fom. 
Fulva ; caput et thorax flavo vittata, hujus discus piceus ; abdomen basi 
nigrum ; ale subcineree, maculis anticis fuscis guitisque pusterioribus 
limpidis. 
Tawny, almost linear and cylindrical: crown ferruginous, with a yel- 
low stripe on each side; face concave, with a ferruginous stripe ; epistoma 
