DIPTERA. DAT 
CocKERELL, T. D. A.—Tables for the determination of New Mexico 
bees. <Bul. Sci. Lab. Denison Univ., x1, pp. 41-73, 1898. 
The bees of southern California. <Bul. So. Cal. Acad. Sci., 
Iv, pp. 99-106, 1905. 
The bees of the genus Nomada from California. <Proe. 
Acad. Nat. Sci. Phila., 1903, pp. 559-579. 
F owLeER, C.—California bees of the genus Nomada. <Ent. News, 
1899, pp. 157-162. 
-——— The Synhalonia of California. <Can. Ent., 1899, pp. 137-138. 
Some California bees. <Psyche, vii, pp. 405-407, 1899. 
Table of Calliopsis. 
The Habropoda and Didasia of California. <Can. Ent., 1899, 
pp. 283-286. 
The long-tongued bees (Apide) of California. <Rep. Cal. 
Agr. Exp. Sta., 1898-1901, Pt. 1; pp. 316-330, 1902. 
Virreck, H. L., Cockrrein, T. D. A., Trrus, E. S. G., CrawForp, J. C., 
Swenk, M. H.—Synopsis of the bees of Oregon, Washington, 
British Columbia, and Vancouver. <Can. Ent., 1904, pp. 93- 
100, 157-161, 189-196, 221-932; 1905, pp. 277-287, 313-321; 1906, 
pp. 297-304. 
DIPTERA. 
I.—CATALOGUES. 
Osten Sacken, C. R.—Catalogue of the described Diptera of North 
America. [Second edition.| Washington, Smithsonian Institu- 
tion, 1878. <Smiths. Mise. Coll., 270. 
ApricH, J. M.—A catalogue of North American Diptera. <Smiths. 
Misc. Coll., xnvr (No. 1444), pp. 680, 1905; Additions, Journ. 
N. Y. Ent. Soc., 1907, pp. 2-9. 
Kertesz, K.—Catalogus Dipterorum husque Descriptorum. Leipzig, 
I, Sciaride to Rhyphide, pp. 341, 1902. II, Cecidomyiide to 
Cylindrotomide, pp. 357, 1902. III, Stratiomyiide, Xylo- 
phagide, Tabanide, Leptide, pp. 367, 1908. IV, Oncodide, 
Mydaide, Nemestrinide, Apioceride, Asilide, pp. 348, 1909. 
V, Bombyliide, Scenopinide, Therevide, pp. 199, 1909. 
II.—GEHENERAL WORKS ON CLASSIFICATION. 
Wiuiston, S. W.—Manual of North American Diptera. 38rd edi- 
tion, New Haven, Conn., 1908, pp. 405, many figures. 
Bibliography of North American Dipterology. 1878-1895. 
<Kans. Univ. Quart., 1v, pp. 129-144, 1896. 
A list of articles since Osten Sacken’s catalogue. 
