34 WORKS ON NORTH AMERICAN ENTOMOLOGY. 
Hine, J. S.—Robberflies of the genus Asilus. <Ann. Ent. Soc. 
Amer., 11, pp. 186-172, 1909. , 
—— Robber flies of the genus Philonicus. <Ohio Nat., vir, pp. 
115-118, 1907. 
Back, E. A.—The robber-flies of America north of Mexico, belonging 
to the subfamilies Leptogastrine and Dasypogonine. <Trans. 
Amer. Ent. Soe., xxxv, pp. 187-400, pls. 11, 1909. 
MIDAID-E. 
Wiuiston, S. W.—Notes and descriptions of Mydaide. <Trans. 
Kans. Acad. Sci., xv, pp. 58-58, 1898. 
THEREVID. 
Coquitterr, D. W.—Synopsis of the Dipterous genus Thereva. 
<Can. Ent., 1893, pp. 197-201. 
Synopsis of the Dipterous genus Psilocephala. Can. Ent. 
« Ss ] : 
1893, pp. 222-229. 
—— Revision of the Dipterous family Therevide. <Journ. N. Y. 
Ent. Soc., 1894, pp. 97-101. 
NEMESTRINIDZE. 
Wiurston, S. W.—The North American species of Nemestrinide. 
<Can. Ent., xv, pp. 69-72, 1883. 
Cocxerrety, T. D. A.—The Dipterous family Nemestrinide. <Trans. 
Amer. Ent. Soc:, xxxiv, pp. 247-253, pl. 1, 1908. 
BOMBYLIID.E. 
Osten Sacken, C. R.—Western Diptera, etc. <Bul. U.S. Geol. and 
Geog. Surv., m1, No.2, 1877. 
Analytical table of the North American genera of Bombyliide (p. 228) ; 
Tables of the species of Exoprosopa (p. 280); Anthrax (p. 288) ; 
Argyrameceba (p. 241); Bombylius (species from the Atlantic 
States) (p. 247); Ploas (California species) (p. 260) ; Toxophora 
(p. 265); Epibates (p. 268). 
Coquitterr, D. W.—Monograph of the Lomatina of North America. 
<Can. Ent., xvi, pp. 81-87, 1886. 
The Lomatina comprise the genera Eucessia, Leptochilus, Aphoebantus, 
and Oncodocera. 
——— The North American genera of Anthracina. <Can. Ent., 
XVIII, pp. 15/-159, 1886. 
A tabular arrangement of the genera composing the subfamily An- 
thracina, 
