CATALOGUE OF NORTH AMERICAN DIPTERA. I// 



HISTIODROMA. 



SCHINER, Novara, 68, 1868. 

 BRAUER, Zweifl. d. Kaiserl. Mus., n, 14, 1882. 

 flaveola BIGOT, Annales, 1879, 205. Alex. 



PTECTICUS. 



LOEW, Verb. Zool.-Bot. Ges., v, 142, 1855. 



BRAUER, Zweifl. d. Kaiserl. Mus., n, 14, 1882. 

 concinnus WILLISTON, Biologia, Dipt., i, 238. Guerrero, Hex. 

 cyanifrons RONDANI, Esame di var. sp., etc., 43 (Sargus). Brazil. 



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

 flaviceps BIGOT, Annales, 1879, 230. Mex. 



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

 maculatus WILLISTON, Biologia, Dipt., i, 238. Yucatan. 

 ? nitidipennis LOEW, Verb. Zool.-Bot. Ges., 1855, 13. Venezuela. 



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

 sackeni WILLISTON, Canad. Ent., xvu, 124.- Fla. 



OSTEN SACKEN, Cat., 45 (tcstaccus 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, Verb. Zool.-Bot. Ver., v, 147 (Ptccticus). 



SCHINER, Novara, 64. 



VAN DER WULP, Tijdschr. v. Ent., xxiv, iSSi, 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, n, 355 (Sargus). 

 -Ind. 



WILLISTON, Canad. Ent., 1885, 124 (similis). Va., Ga. [Kalil] 



N. J. Smith Cat. 



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

 i, 24, pi. i, f. 8. Mex. 



MEROSARGUS. 



LOEW, Verb. Zool.-Bot. Ver., 1855, 144. 



BRAUER, Zweifl. d. Kaiserl. Mus., n, 15, i8S_>. 



bulbifrons WILLISTON, Biologia, Dipt., i, 235, pi. iv, f. 8, Sa. Guerrero, Mex. 

 calceolatus BIGOT, Annales, 1879, 229. Mex. 

 cingulatus SCHINER, Novara, 62. S. A. 



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



WIEDEMANN, Auss. Zw., n, 39 (Sargns stamineus).S. A. [Will.] 



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