139 
present in both sexes; length, 7 to 9 mm. London, Canada; 
White Mountains, New Hampshire; Colorado, and Washington. 
(Trans. Amer. Ent. Soc, Vol. XIX, p. 103; May 1892: Trixo- 
clista.) distineta Town. 
Thorax marked with four black vittse; abdomen shining black, bases 
of the segments thinly gray pollinose; length, 9 to 11 mm. Los 
Angeles County, Cal. (Journ. N. Y. Ent. Soc, Vol. Ill, p. 100; 
September. 1895.) calif omica Coq. 
Genus TRICHOPHORA Macq. 
Trichophora Macquart, Dipteres Exotiques, Supplement II, p. 78 (62); 1847. 
Elachipalpus Rondani, Nnovi Ann. Sc. Nat. Bologna, Vol. II, p. 169; 1850. 
Brauer and Bergenstamm state that these two genera could properly 
be united into one genus, 1 and the writer is of the same opinion. Our 
species have three postsutural and three sternopleural macrochaetae, 
the second and third segments of the abdomen bearing only mar- 
ginal ones, apex of the fourth segment yellowish, the third vein bristly 
almost to the small crossvem: 
Ocellar bristles absent, scutellum wholly black; length, 8 to 10 mm. 
Montgomery County, Pa.; Dist. Columbia; Virginia; Georgia; 
Lake Worth, Fla. ; Utica, Miss., and Texas. (Tijdschrift voor 
Entom., Vol. II, p. 140; 1807: Schineria. Elach i palpus undnlatus 
Say MS., Brauer and Bergenstamm in lift.) .ruficauda v. d. W. 
Ocellar bristles present, directed obliquely forward; black, the first 
two joints of the antenme, face, cheeks, apex of scutellum, and 
of the fourth segment of the abdomen, also the tibiae, yellow, 
frontal vitta and third joint of antenme, brown; front of female 
one and one half times as wide as either eye, the sides subopaque 
gray pollinose and bearing two pairs of orbital bristles, sides of 
face bearing sparse and rather short black hairs, cheeks one-half 
as broad as the eye height, head at the vibrissas as long as at 
base of antenna 1 , antenme four-fifths as long as the face, the third 
joint as long as the second, scarcely longer than broad, arista 
thickened on the basal two-thirds, the penultimate joint three 
times as long as broad; thorax gray pollinose, marked with four 
black vittae, scutellum bearing two long marginal pairs and a 
short apical pair of inacroclncta?; abdomen gray pollinose and 
with darker reflecting spots, second and third segments bearing 
marginal, the fourth with discal and marginal niacroclnetre ; 
wings hyaline, the base tinged with yellowish, calypteres white; 
length, 9 mm. Los Angeles County, Cal. A single female speci- 
men bred from a chrysalis of Adisophanes miscellus by A. Koebele. 
Type No. 3645, U. S. National Museum miscelli n. sp. 
1 Zweif. Kais. Mus. Wieu, VI, p. 214; 1893. 
