204 DIPTERA. 
Front slightly prominent, as broad as the eyes ; frontal band as broad as the lateral portions; frontal bristles 
descending to beneath the second antennal joint. Antenne a little shorter than the face; second joint 
bristly ; third joint four or five times as long as the second, pointed at the tip; arista long, thickened 
at the base. Proboscis black, its terminal lips with a rufous margin ; palpi black, slightly thickened 
towards the tip. Thorax dark cinereous, with four black stripes, the outer stripes interrupted at the 
transverse suture ; scutellum black. Abdomen obconical, shining black; second and following segments 
with whitish front borders; all the segments with long marginal macrochate. Middle tibiee with some 
long bristles; hind tibiee with several bristles of unequal length ; foot-claws and pulvilli short. Tegule 
whitish. Wings greyish-hyaline ; small cross-vein before the middle of the discal cell ; apical and posterior 
cross-veins nearly straight. 
Hab. Mexico, Xucumanatlan in Guerrero 7000 feet (H. H. Smith). 
A single male specimen. 
40. Anisia misella, sp.n., 9. 
Cinereous ; frontal band, four thoracic stripes, reflections on the abdomen, antenna, and legs black; palpi 
rufous. 
Length 5-5 millim. 
Front whitish-grey, a little broader than the eyes ; frontal band narrower than the lateral portions; frontal 
bristles descending to beneath the second antennal joint ; face and cheeks whitish. Antenne shorter than 
the face; third joint four times as long as the second, rounded at the tip; arista thickened to near the 
middle. Proboscis black; palpi rufous, slightly thickened towards the tip. Thorax and scutellum cine- 
reous ; thoracic dorsum with four black stripes—the median stripes linear, the outer ones interrupted at 
the transverse suture. Abdomen ovate, pointed towards the anus; first segment black; the following 
segments cinereous, with black reflections (chiefly on the hind margins), and a black dorsal stripe; long 
macrochete on the hind margins of the second and third segments; anal segment with shorter bristly 
hairs. Front tibie outwardly with a row of short bristles; middle tibiee with some long bristles; hind 
tibie outwardly with several bristles of unequal length. Tegule whitish. Wings greyish-hyaline; small 
cross-vein before the middle of the discal cell; apical cross-vein slightly concave ; posterior cross-vein 
nearly straight. 
Hab. Mexico, Amula in Guerrero 6000 feet (A. H. Smith). 
Two female specimens. 
41, Anisia infima, sp. n., 2. 
Thorax cinereous, with black stripes; abdomen black, with whitish front borders to the segments ; head whitish ; 
frontal band, antenne, palpi, and legs black. 
Length 4 millim. 
Front cinereous, a little broader than the eyes ; frontal band nearly as broad as the lateral portions ; frontal bristles 
descending to beneath the second antennal joint; face and cheeks white. Antenne shorter than the face ; 
third joint four times as long as the second ; arista thickened to the proximal half. Thorax and scutellum 
cinereous; thoracic dorsum with four black stripes—the median stripes linear, the outer ones less regular 
and broadly interrupted at the transverse suture. Abdomen ovate, pointed towards the anus, shining 
black; second and following segments with whitish front borders, and with long marginal macrochete. 
Middle tibiae with some long bristles ; hind tibiee outwardly with bristles of unequal length. Tegule 
whitish. Wings greyish-hyaline; small cross-vein before the middle of the discal cell; apical cell narrowly 
opened at a short distance before the tip of the wing; apical cross-vein slightly concave; posterior cross- 
vein nearly straight. 
Hab. Mexico, Amula in Guerrero 6000 feet (H. H. Smith). 
A single female specimen. 
