DIPTERA. 33 
LEPTIDZ. 
Wituiston, S. W.—On the classification of North American Diptera. 
(Second paper.) <Ent. Amer., 1, pp. 10-13, 1885. 
Table of the genera of North American Leptide. 
Coquittetr, D. W.—Synopsis of the Dipterous genus Symphoromyia. 
<Journ. N. Y. Ent. Soc., 1894, pp. 53-56. 
Avams, C. F'.—Notes and descriptions of North American Diptera. 
<Kans. Univ. Quart. (Bul. Univ. Kans.), 1v, pp. 488-455, 1904. 
Tables of Leptis, Chrysopila, Limosina, Xylephagus, Icterica, and 
Urellia. 
ASILIDZ. 
Osten Sacken, C. R.—Western Diptera, ete. <Bul. U. S. Geol. 
and Geog. Surv., 11, No. 2, 1877. 
Synoptical and analytical table of the Western species of Cyrtopogon, 
pp. 294-3809. 
Wituiston, S. W.—On the North American Asilide (Dasypogonine, 
Laphrine), with a new genus of Syrphide. <Trans. Amer. 
Ent. Soc., x1, pp. 1-35, pls. 2, 1883. 
Tabulates the genera of the subfamilies Dasypogonins and Laphrine, 
with enumeration of the species. 
— On the North American Asilidee (Part II). <Trans. Amer. 
Ent. Soc., xu, pp. 53-76, 1885. 
Tabulates the species of Laphria and revises the genera and species of 
the subfamily Asiline, excepting the genus Asilus. 
Snow, W. A.—List of Asilide supplementary to Osten Sacken’s cata- 
logue of North American Diptera. <Kans. Univ. Quart., 1v, pp. 
173-190, 1896. 
Coquititerr, D. W.—Synopsis of the Asilid genus Blacodes. <Can, 
Ent., 1893, pp. 33-34. 
—— Synopsis of the Asilid genus Anisopogon. <Can. Ent., 1893, 
pp. 20-22. 
——— Synopsis of the Asilid genus Dioctria. <Can. Ent., 1893, p. 
80. 
———A new Asilid genus related to Erax. <Can. Ent., 1893, 
pp. 175-176. 
Table to Efferia. 
Synopsis of the Asilid genera Mallophora and Nicocles. 
<Can. Ent., 1893, pp. 118-120. 
Synopsis of the Asilid genus Ospriocerus. <Ent. News, 
1898, p. 37. 
138567—Bull. 81—10 3 
