ily, 
obliterated in front of the middle by the meeting of the sides of 
the front, frontal bristles descending to the arista, cheeks one- 
tenth as broad as the eye height, vibrisse inserted on a level with 
the front edge of the oral margin, facial ridges bristly on the 
lower three-fourths, antenn almost as long as the face, the third 
joint six times as long as the second, arista thickened on the 
basal half, the penultimate joint slightly longer than broad; 
thorax gray pollinose, marked with four black vitts; scutellum 
bearing two pairs of long and one of short marginal, also a short 
apical pair, of macrochete; abdomen subshining, last three seg- 
ments thinly gray pollinose and with dark reflecting spots, the 
bristly hairs rather long, those in middle of dorsum suberect, 
second and third segments bearing only marginal macrochetie ; 
wings hyaline, third vein bearing two or three bristles near its 
base; calypteres white; middle tibie each bearing two or more 
macrochzetz on the front side near the middle, hind tibize evenly 
ciliate outwardly; length,7mm. District of Columbia. A single 
female specimen bred from a Pyralid found upon oak. Type No. 
s0224 U.S, eNational Museum. 2225225422. .55 koe pyralidis n. sp. 
Genus PROSPHERYSA vy. d. W. 
Prospherysa van der Wulp, Biol. Cent.-Am., Diptera, Vol. If, p. 116; May, 1890. 
Dexiophana Brauer and Bergenstamm, Zweif. Kais. Mus. Wien, V, p. 374; 1891. 
Our single species is black, the apex of the proboscis and of the 
fourth segment of the abdomen, yellowish; three postsutural and three 
sternopleural macrochetie, scutellum bearing three pairs of long mar- 
ginal and a short apical pair, second and third segments of abdomen 
bearing discal and marginal, middle tibiwe each bearing two on the 
front side near the middle; length, 9 mm. Anglesea, N. J. (Biologia 
Cent.-Amer., Diptera, Vol. LI, p. 117; May, 1890.) ...a@mulans v. d. W. 
Genus VANDERWULPIA Town. 
Vanderwulpia Townsend, ‘Trans. Amer. Ent. Soc., Vol. XVIII, p. 381; Dec., 1891. 
Our two species have the antennal arista thickened to the middle 
and clothed with a pubescence which at the most is only slightly longer 
than its greatest diameter; three postsutural macrochete : 
Abdomen reddish yellow; remainder of insect, except palpi and 
apex of proboscis, black; calypteres white, wings hyaline, 
anterior veins bordered with smoky, petiole of apical cell over 
one-haJf as long as the hind erossvein; length, 7 mm. Las 
Cruces, N. Mex. (Trans. Amer. Ent. Soc., Vol. X VIII, p. 381; 
WeremINere LOOU. Vee: Soc thre see le ass atrophopodoides Town. 
Abdomen and entire insect except palpi and lower part of face, 
black, calypteres and wings as in the preceding species, petiole 
of apical cell less than one-sixth as long as the hind crossvein; 
length,10 mm. Texas. (Canadian Entomologist, Vol. XXIV, p. 
TTS ANG tk eee a sequens Town. 
