58 
Herbstia is not mentioned by Brauer and Bergenstamm : 
Penultimate joint of arista twice as long as broad, one-sixth as long 
as the last joint, legs black; black, the first two joints of anten- 
me. palpi, apex of proboscis, of scutellum, and sides of the first 
two segments of abdomen, yellow; third joint of antenna 1 brown ; 
head at vibrissas as long as at base of antennae, front of female 
one and one-fifth times as wide as either eye, frontal bristles 
descending to base of third antennal joint, two pairs of orbital 
bristles, cheeks one-tifth as broad as the eye-height, vibrissa' on 
a level with front edge of oral margin, ridges bristly on the low- 
est fourth, antennae nearly as long as the face, the third joint 
five times as long as the second, arista thickened on the basal 
three- fourths; thorax gray pollinose, marked with four black 
vitta'; three post su rural and three sternopleural tnacrochaeta?, 
scutellum bearing two long marginal pairs and a very short 
apical pair; abdomen snbopaque gray pollinose, last three seg- 
ments bearing marginal macrochaetae ; front tarsi slender: wings 
hyaline, third vein bristly halfway to small erossvein, hind 
crossvein midway between the small and the bend, calypteres 
white: length, 6 mm. New Bedford, Mass. A single female 
specimen, collected by Dr. Garry deX. Hough. Type No. 3543, 
U. 8. National Museum atripes n. sp. 
Penultimate joint of arista nearly one-half as long as the last joint, 
femora and tibiae yellow; frontal vitta, face and cheeks yellow, 
only one or two bristles above each vibrissa, third joint of anten- 
na' three times as long as the second, arista thickened on the 
basal two thirds, thorax not distinctly vittate, scutellum bearing 
three long marginal pairs of macrochaetae, third vein bristly 
almost to the small crossvein: length 4 mm.; otherwise as in the 
above description of atripes. White Mountains, Xew Hamp- 
shire. Two female specimens collected by Mrs. A. T. Slosson 
and the late H. K. MorYison. Type No. 3544, TJ. S. National 
Museum fla ripes n. sp. 
Genus ACTIA Desv. 
Actia Desvoidy, Essai sur les Myod.iires. p. 85; 1830. 
Ceromya Desvoidy, loc. cit., p. 86. 
( l ymnopareia Brauer and Bergenstamm, Zweif. Kais. Mus. Wien, TV, p. 103; 1889. 
This synonymy is according to Brauer and Bergenstamm. 1 Onr two 
species have four postsutural and three sternopleural macrochaetae : 
First vein bristly on its apical third only, frontal vitta next the 
antenna' twice as wide as either side of the front, abdomen and 
legs yellow; length 5 mm. From the type specimen. White 
Mountain, New Hampshire. (Journal N. Y. Ent. Soc, Yol. Ill, 
p. 50; June, 1895: Lasioneura. Gymnopareia sp., Brauer and 
Bergenstamm in litt.) palloris Coq. 
» Loc. cit., VI, pp. 22G and 228; 1893. 
