CATALOGUE OF NORTH AMERICAN DIPTERA. 1 7/ 



HISTIODROMA. 



ScHiNER, Novara, 68, 1868. 

 Brauer, Zweifl. d. Kaiserl. Mus., 11, 14, 1882. 

 flaveola Bigot, Annales, 1879, 205. — Mex. 



PTECTICUS. 



LoEW, Verh. Zool.-Bot. Ges., v, 142, 1855. 



Brauer, Zweifl. d. Kaiserl. Mus., 11, 14, 1882. 

 concinnus Williston, Biologia, Dipt., i, 238.— Guerrero, Alex, 

 cyanifrons Rondani, Esame di var. sp., etc., 43 (Sargiis). — Brazil. 



GiGLio-Tos, Ditt. del Mess., i, 118 (as a var. of testaceus) .—Mex. 



Williston, Biologia, Dipt., i, 237. — Mex., several places. 

 figlinus OsTEN Sacken, Biologia, Dipt., i, 24. — Guatemala. 



Williston, Biologia, Dipt., i, 236.^Guerrero and Jalisco, Me'x. 

 flaviceps Bigot, Annales, 1879, 230. — Mex. 



GiGLio-Tos, Ditt. del Mess., i, 23. — Mex. 

 maculatus Williston, Biologia, Dipt., i, 238. — Yucatan. 

 ? nitidipennis Loew, Verh. Zool.-Bot. Ges., 1855, 13. — Venezuela. 



? Williston, Biologia, Dipt., i, 237, doubtful oc. in Guerrero, Mex. 

 sackeni Williston, Canad. Ent., xvii, 124. — Fla. 



OsTEN Sacken, Cat., 45 (testaceus Fabricius). [Will.] 



Lynch, A., Catalogos, etc., 125, oc. in S. A. 

 • Williston, Biologia, Dipt., i, 237. — Guerrero, Mex. 



Fla. — Johnson ; N. J. — Smith Cat. 

 similis Williston, see trivittatus. 

 testaceus Fabricius, Syst. Antl., 257 (Sargus). — S. A. 



Wiedemann, Auss. Zw., ii, 35 (id.). — Brazil. 



Macquart, Dipt. Exot., i, i, 203 and Suppl. i, 57 (id.). — Brazil and Guiana; 

 Merida, Yucatan. 



Bellardi, Saggio, i, 45 (id.). — Mex. 



Rondani, Esame di . . . Ins. Ditt. Brasil., 1848, 43 and 75. 



Loew, Verh. Zool.-Bot. Ver., v, 147 (Ptecticus). 



Schiner, Novara, 64. 



Van der Wulp, Tijdschr. v. Ent., xxiv, 1881, 156. 



GiGLio-Tos, Ditt. del Mess., i, 22, places cyanifrons as a variety. — Mex. 



Williston, Biologia, Dipt., i, 236, oc. in Mexico generally. 



West. N. Y.— O. S. Cat. ; N. J.— Smith Cat. 

 trivittatus Say, Jour. Acad. Sci. Phil., vi, 159; Compl. Works, 11, 355 (Sargus). 

 — Ind. 



Williston, Canad. Ent., 1885, 124 (siuiilis). — Va., Ga. [Kahl] 



N. J.— Smith Cat. 

 trivittatus GiGLio-Tos, Boll. R. Univ. Torino, vi, No. 102, 1891 ; Ditt. del Mess., 

 I, 24. pi. I, f. 8.— Alex. 



MEROSARGUS. 



Loew, Verh. Zool.-Bot. Ver., 1855, 144. 



Brauer, Zweifl. d. Kaiserl. Mus., 11, 15. 1882. 

 bulbifrons Williston, Biologia, Dipt., i, 235, pi. iv, f. 8, 8a.— Guerrero, Mex. 

 calceolatus Bigot, Annales, 1879, 229. — Alex, 

 cingulatus Schiner, Novara, 62. — S. A. 



? Fabricius, Syst. Antl., 253 (Scava staminea). — S. A. [G.-T., with ?] 



Wiedemann, Auss. Zw., ii, 39 (Sargus stamineus). — S. A. [Will.] 

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