CARPHOTRICHA.—EUARESTA., 423 
| Carphoiricha culta, Snow, Kansas University Quarterly, ii. p. 169°; Gigl.-Tos, Mem. R. Accad. 
Sci. di Torino, ser. 2, xlv. (sep.) p. 54°. 
Acinia fimbriata, Macq. Dipt. Exot. ii. 3, p. 228, t. 31. fig. 5 
Hab. Nortu America !~>7,—Mexico ®, Ciudad in Durango 8100 feet (Forrer), Jalisco 
(Schumann), Chilpancingo 4600 feet, and Omilteme 8000 feet, both in Guerrero 
(H. H. Smith), Orizaba (H. H. Sinith & F. D. Godman). 
Several specimens of both sexes. 
EUARESTA. 
- Euaresta, Low, Monogr. Dipt. North Amer. iii. p. 296 (1873). 
1. On the costa, immediately beyond the stigma, three hyaline incisions 
in the fuscous coloration of the wings . . . . . . . . . « erenulata,v.d. W. 
On the costa, beyond the stigma, only two hyaline incisions in the 
fuscous coloration of the wings . . . - oe ~ 2 2 
2. In the central portion of the wings, between the third and fourth veins, 
on each side of the small cross-vein, a rather large hyaline dot . . 38. 
One of these dots obliterated . 2. 2. 1 1. 1 eee we eee 8D 
3. The two costal incisions not prolonged beyond the second vein . . . timida, Low. 
The two costal incisions more or less prolonged beyond the second 
vein 2. ew ew ee ee re 
4. The first incision only prolonged by a minute hyaline dot. . . . . rufula,v.d. W. 
Both incisions prolonged by rather large hyaline dots between the 
second and third veins. . . . 2. . . . oe ee ew ee angustipennis, v. d. W, 
5. Hind margin of the wings hyaline in its basal half ; in the discal cell 
and its vicinity several punctiform clear dots . . . . . . . . Sscttula, v.d. W. 
Hind margin of the wings fuscous, with a row of small semicircular 
hyaline incisions ; in the apical region several punctiform clear dots. sobrinata, v. d. W. 
1. Euaresta crenulata, sp. n., 3 
Cinereous ; head and legs ycllowish-rufous ; abdomen variegated with black ; wings fuscous, with several clear 
dots aud many marginal hyaline incisions, three of which are on the costa immediately beyond the stigma. 
Length 5 millim. 
Head yellowish-rufous ; front posteriorly broader than the eyes, slightly attenuated towards the base of the 
antenne; frontal bristles brown; behind the eyes a row of yellow bristles; face perpendicular ; oral 
margin not prominent; cheeks rather narrow; occiput inferiorly tumid. Antenne rufous; third joint 
somewhat attenuated towards the tip, reaching to the middle of the face. Proboscis and palpi rufous. 
Thorax and scutellum yellowish-cincreous, with yellow hairs; pleure and metanotum grey ; in the sides 
of the thorax several long bristles, arising from black points; scutellum with four bristles, Abdomen 
cinereous, with yellow hairs; second and following segments with blackish front-borders, which are 
interrupted in the middle. Legs yellowish-rufous ; fore femora with a row of yellow bristles on the 
underside. Halteres yellow. Wings rather broad; the base, including the second and third basai cells, 
hyaline, with a scattered pale brownish reticulation ; the rest of the wings fuscous, with clear dots and 
hyaline marginal incisions ; stigma blackish, with two white stripes near the end of the auxiliary vein 
and a clear dot at the tip; immediately beyond the stigma there are three hyaline costal incisions; a 
series of similar incisions around the tip and the hind margin of the wings; in the centre are several 
