390 CATALOGUE OF NORTH AMERICAN DIPTERA. 



viii, f. 4 iphiladclphicus) ; 57 (pumihis). — N. A.; Philadelphia; N. A. 



[O. S.] 

 OsTEN Sacken, Cat., 132 and note on Macq. ; syn. 

 Bigot, Annales, 1880, 217 (cojiatns).—'^. A. [Will.] 

 WiLLiSTON, Synop. N. A. Syrph., 170, pi. vii, f. 8. — Canada to Fla., Col., 



111., Kans. 

 TowNSEND, Trans. Amer. Ent. Soc, xxii, 49, oc. — Mich., Va., D. C. 

 Chagnon, fit. Prelim, les Syrph., 52. — Montreal and St. Jean, Quebec. 

 N. J.—Smith Cat.; Fla.— Johnson ; Sea Cliff, N. Y.— Banks; Axton, N. 



Y.— M. and H. 

 triangularis Giglio-Tos, Boll. R. Univ. Torino, vii. No. 123, 1892; Ditt. del 



Mess., II, 9. — Mexico, several places. 

 WiLLiSTON, Trans. Amer. Ent. Soc, xv, 281 ; Biologia, Dipt., in, 63 (both 



referred to as " Eristalis^? ", not named). — Brazil; Mexico, several 



places. [G. T.] 

 tricolor J^nnicke, see pusillus. 



trigonus Williston, Biologia, Dipt., in, 61, pi. 11, f. 4. — Guerrero, Mex. 

 trilimbatus Giglio-Tos, Boll. R. Univ. Torino, vii. No. 123, 1892; Ditt. del 



Mess., II, 8. — Tuxpango, Mex. 

 unicolor Van der Wulp, Tijdschr. v. Ent., xxv, 131, pi. x, f. 11-13. — Guadeloupe. 

 vinetorum Fabricius, Ent. Syst., Suppl. 562 (Syrpliiis) ; Syst. Antl., 235.— W. I. 

 Say, Jour. Acad. Sci. Phil., vi, 165; Compl. Works, 11, 359 (trifasciatus). 



—Mex. 

 Wiedemann, Auss. Zweifl., 11, 163. — Brazil. 



Macquart, Dipt. Exot, 11, 2, 41. — Guiana, Cuba and Philadelphia. 

 Walker, List, in, 623 (uvarum). — Jamaica. 



F. Lynch Arribalzaga, Dipt. Argentina, Syrph., 116. — Argentina. 

 Williston, Trans. Amer. Ent. Soc, xv, 280; Synop. N. A. Syrph., 171, 



pi. VII, f. 8; Biologia, Dipt., in, 63; Trans. Ent. Soc. Lond., 1896, 346, 



oc. and syn. — Brazil; Cuba, Fla., Ga., Mex.; Mex. and Guatemala; St. 



Vincent, W. L 

 Townsend, Jour. N. Y. Ent. Soc, v, 175, oc ; Trans. Amer. Ent. Soc, 



XXII, 50, notes. — Brownsville, Tex. ; Jamaica, Trinidad. 

 Porto Rico — Roeder; Jamaica and Fla. — Johnson. 

 zonatus Bigot, see transvcrsus. 



LYCASTRIRHYNCHA. 



Bigot, Rev. et Mag. Zool., 1859, 307. 



Williston, Biologia, Dipt., in, 66, 1891. 

 nitens Bigot, Rev. et Mag. Zool., 1859, 307. — Amazons. 



Williston, Biologia, Dipt., in, 66. — Vera Cruz, Mex. 



Giglio-Tos, Ditt. del Mess., 11, 17. — Cordova, Mex. 

 ■willistonii Coquillett, Canad. Ent., 1902, 196. — Frontera in Tabasco, Mex. 



MEROMACRUS. 



RoNDANi, Esam. di . . . Ins. Brasil., 1848, 10. 



Macquart, Dipt. Exot., n, 2, 59, 1842 {Plagiocera, preoc). 



LoEW, Cent, vi, 59, 1865 {Pteroptila). 



Williston, Synop. N. A. Syrph., 179, 1886, def. and table of species; 



Ent. News, iv, 114, note on syn. 

 acutus Fabricius, Syst. Antl., 189 (Milcsia). — Carolina. 



Wiedemann, Auss. Zweifl., 11, 105 (Milesia cruciger) ; no {Milcsia 



acuta). — Ga., Carolina. 



