378 CATALOGUE OF NORTH AMERICAN DIPTERA. 



TowNSEND, Trans. Anier. Eiit. Soc, xxii, 41; Psyche, 1897, 148, notes; 

 Annals and Mag. Nat. Hist, xix, 141, notes. — N. M. 

 cordis TowNSEND, Annals and Mag. Nat. Hist., xx, 27. — Vera Cruz, Mex. 

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



I, 49. — Mex. 

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



I) 55- — Huastec, Mex. 

 estebana Townsend, Proc. Cal. Acad. Sci., iv, 612. — Lower Cal. 

 esuriens Faericius, Syst. Ent., iv, 281 (Syrphus) ; Syst. Antl., 226 (id.). — W. I. 

 Say, Jour. Acad. Sci. Phil, vi, 166 (violacca) ; Compl. Works, 11, 360 



(id.).— Mex. 

 Wiedemann, Auss. Zweifl., 11, 197. 

 Macquart, Dipt. Exot, 11, 2, 25, pi. v, f. 3 {mcxicana) ; Suppl. i, 123, 



pi. XI, f. 2 (dispar). — Mex.; New Grenada. 

 Walker, List, iii, 636 (mefallifera). — ^Venezuela and Mex. [Will.] 

 J^NNiCKE, Neue Exot. Dipt, 87 {maximiliani) . — Mex. 

 ScHiNER, Novara, 356 {esuriens and mexicana), syn., etc. — S. A. 

 OsTEN Sacken, West Dipt., iii {mexicana) ; Cat., 128, syn. — S. Cal. 

 RoNDANi, Archiv. per Zool., iii, 4, 1865 {transatlantica). — S. A. 

 WiLLiSTON, Synop. N. A. Syrph., 137, pi. vi, f. 5; Biologia, Dipt., iii, 50, 



bibl., etc. — Cal., Ariz., Tex., Fla. ; Mexico, several places. 

 Giglio-Tos, Ditt. del Mess., i, 47, full bibl. — Mexico, common. 

 Townsend, Trans. Amer. Ent. Soc, xxii, 41, notes; Proc. Cal. Acad. Sci., 

 IV, 613, notes; Jour. N. Y. Ent. Soc, v, 174, notes. — N. M. ; Lower Cal; 

 Tex. 

 Porto Rico — Roeder. 

 eugenia Williston, Synop. N. A. Syrph., 139, pi. vi, f. 10.— Bahamas, Fla., 



Jamaica, 

 evecta Walker, Dipt Saund., 251. — U. S. 



Macquart, Dipt Exot., Suppl iv, 131 {plumata Fabr.), note.— New- 

 foundland. 

 Williston, Proc. Amer. Phil. Soc, xx, 316 {facialis) ; Synop. N. A. 

 Syrph., 136, 137, pi. VI, f. 6 {evecta^ facialis, and var. sanguinca). — New 

 England, Middle States, Brit. Possessions, Cal. 

 CoQUiLLETT, Proc. Wash. Acad. Sci., 11, 434, oc in Alaska {facialis). 

 Townsend, Trans. Amer. Ent Soc, xxii, 42, notes on varieties, recog- 

 nizing facialis and sanguinca as such. 

 Chagnon, fit. Prelim, les Syrph., 47.— Montreal and St. Jean, Quebec. 

 Axton, N. Y.— M. and H. ; N. J.— Smith Cat.; Sea Cliff, N. Y.— Banks; 

 White Mts., N. H.— Slosson. 

 fasciata Macquart, Dipt. Exot., 11, 2, 22, pi. v, f. 2.— Carolina. 



OsTEN Sacken, West. Dipt, 334, oc. — Texas and Manitou, Col. 

 Williston, Synop. N. A. Syrph., 145, pi vi, f. 4; Biologia, Dipt., in, 48, 

 note; Ent. News, 11, 162, larvae. — Kans., Col, Tex., Mexico, Carolina; 

 Mex. ; larvae feed in the tissues of the common cactus of the plains, 

 Opuntia missouriensis. 

 Smith, Canad. Ent., xxiii, 242, larvae in prickly pear cactus. 

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

 fax Townsend, Trans. Amer. Ent. Soc, xxii, 42.— Col. 

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



I, 50. — Orizaba, Mex. 

 fornax Townsend, Proc. Cal. Acad. Sci., iv, 613.— Lower Cal. 



