CATALOGUE O? NORTH AMERICAN DIPTERA. 4O9 



Davidson, Ent. News, vi, 253, larvse parasitic in nests of AiithicUnm 



cmarginatum, in Cal. 

 TowNSEND, Trans. Amer. Ent. Soc, xxii, 62, notes. — Mich. 

 burgessi Williston, Trans. Conn. Acad., iv, 2i?>7 (Coiiops) ; vi, 391, gen. ref.— 

 Col., and Mendocino, Cal. 

 Beulah, N. M.— Skinner. 

 carbonaria Bigot, Annales, 1887, 42 (Coiiops). — Mex. 



? Williston, Biologia, Dipt., iii, 82, pi. 11, f. 13. — Vera Cruz, Mex., with 



a doubt. 

 GiGLio-Tos, Ditt. del Mess., 11, 66, oc. in Orizaba, 

 castanoptera Loew, Neue Beitr., i, 33 (Conops). — Savannah. 



Williston, Trans. Conn. Acad., iv, 336, transl. orig. desc. 

 TowNSEND, Trans. Amer. Ent. Soc, x.xii, 62. — Mich. 

 ■ St. Augustine, Fla. — Johnson. 

 furcillata Williston, Trans. Conn. Acad., iv, 336 {Conops) ; vi, 391, gen. ref. — 

 N. H., Canada. 

 ? W.xLKER, List, III, 671 (Conops (Fthiops). — N. A. [Will., with a doubt.] 

 N. J. — Smith Cat. ; Montreal — Chagnon ; Adirondacks, N. Y. — Lintner 

 and Needham. 

 marginata Say, Jour. Acad. Sci. Phil., iii, 82; Compl. Works, 11, 7^ (Conops). 

 —Mo. 

 Wiedemann, Auss. Zw., ii, 240 (id.). 



LoEW, Neue Beitr., i. 34 (id.), redesc. Wiedemann's specimen. 

 Williston, Trans. Conn. Acad., iv, 338 (id.) ; vi, 391, gen. ref. — Pa., 

 N. H. 

 maxima Giglio-Tos, Boll. R. Univ. Torino, vii, no. 132, 1892; Ditt. del Mess., 



II, 64. — Mex. 

 nigrifacies Bigot, Annales, 1887, 40 (Conops). — JMex. 



Williston, Biologia, Dipt., 111, 82. — Guerrero, Mex. 

 ochreiceps Bigot, Annales, 1887, 39 (Conops). — Ga. ; Mex. 



TowNSEND, Trans. Amer. Ent. Soc, xxii, 62, notes, and oc. in N. M. 

 Williston, Biologia, Dipt., iii, 83, notes. — Guerrero, Mex. 

 sagittaria Say, Jour. Acad. Sci. Phil, 111, 82; Compl. Works, 11, 7^ (Conops). 

 —Pa. 

 Loew, Neue Beitr., i, 2,2 (Conops genitalis). — K}-. [Will.] 

 GiGLio-Tos, Ditt. del Mess., 11, 65, oc. in Mex. 

 N. J. — Smith Cat. ; Inverness, Fla.- — Johnson. 

 sororcula Williston, Biologia, Dipt., iii, 83. — Guerrero, Mex. 



GiGLio-Tos, Ditt. del Mess., 11, 66, note. — Mex. 

 texana Williston, Trans. Conn. Acad., iv, 338 (Conops) ; vi, 391, gen. ref. — 

 Texas. 

 jMontreal — Chagnon. 

 tibialis Say, Jour. Acad. Sci. Phil., vi, 171; Compl. Works, 11, 363 (Conops).— 

 Ind. . 

 Wiedemann, Auss. Zw., ii, 236 (Conops nigricornis) . — Pa. [Will.] 

 Loew, Neue Beitr., i, 31 (id.). 

 Williston, Trans. Conn. Acad., iv, 334. — Mass., Conn., D. C, Va., N. C, 



Kans. 

 TowNSEND, Trans. Amer. Ent. Soc, xxir, 63, oc. in Mich., and Va. 

 Fla. — Johnson. 

 xanthops Williston, Biologia, Dipt., iii, 83. — Guerrero and Tabasco, Mex. 

 GiGLio-Tos, Ditt. del Mess., 11, 66, oc. in Tuxpango, Mex. 



