79 
Genus DISTICHONA v. d. W. 
Distichona van der Wulp, Biologia Cent.-Amer., Diptera, Vol. II, p. II; Jan., 1890. 
Pseudogermaria Brauer and Bergenstamm, Zweif. Kais. Mus. V\ T ien, V, p. 352; 1801. 
Olenochceta Townsend, Trans. Amer. Ent. Soc, Vol. XIX, p. 114; May. 1892. 
This synonymy is original with the writer. Our two species have 
four postsutural and four sternopleural inacrochaetae, palpi yellow: 
Apical cell open; scutellum largely, sides and fourth segment of the 
abdomen, also the femora and tibia', yellow; length, 8 mm. 
Georgia. (Zweif. Kais. Mus. Wieu, V, p. 3512; 1891 : Pseudoger- 
maria.) georgice Br. and Berg. 
Apical cell short petiolate; scutellum, abdomen and legs, black; 
length, 5 to 8 mm. District of Columbia; Tifton, Ga.; Agri- 
cultural College, Miss. ; San Diego and Xueees, Tex. ; and Las 
Cruces, X. Mex. (Biol. Cent.-Amer., Dipt., Vol. II, p. 44; 
January, 1800. Olenochceta Jcansensis Town send, Trans. Amer. 
Ent. Soc, Yol. XIX, p. 115; May, 1892.) varia v. d. W. 
Genus CH^ITOGLOSSA Town. 
Chcetogloava Townsend, Trans. Amer. Ent. Soc, Vol. XIX, ]>. 125; May, L892. • 
Our species have three postsutural and three sternopleural macro 
chada 1 , thorax gray pollinose, marked with three broad, black vittse, 
wings hyaline, calypteres whitish: 
Third joint of antenna' black; black, the second joint of the anten 
na? yellow; length, mm. Southern Florida. (Loc. cit., p. L26. 
CJuvtoglossa nigrigalpis Townsend, loc. cit.) violce Town. 
Third joint of antenna' yellow; black, the antennae and palpi yellow; 
length, mm. Southern Florida. (Loc. cit.) . .pictieomis Town. 
Genus PACHYOPHTHALMUS Br. and Berg. 
Pachyophthalmus Brauer and Bergenstamm, Zweif. Kais. Mus. Wieu. IV. p. 117; 
1SS9. 
SarcomacronyrMia Townsend, Trans. Amer. Ent. Soc,., Vol. XIX, p. 100; May, L892. 
This synonym has already been published by Brauer and Bergen 
stamm. 1 Our species have the thorax gray pollinose and marked with 
three black vittae ; three postsutural and two sternopleural macrochaetae : 
Fourth segment of abdomen wholly black ; black, including the palpi ; 
length, 5 to 8 mm. White Mountains and Franconia, X. 1 1. ; New 
Bedford, Mass.; Berkeley, W. Va. ; North Carolina; Centerville, 
Fla., and Austria. A female from Austria received from Brauer 
and Bergenstamm and by them labeled Pachyophthalmus signatus 
Meig. (System. Besch. Eur. Zweif. Tnsekten, Yol. IV, p. 303; 
Zweif. Kais. Mus. Wien, VI, p. 195; 1893. 
