406 CATALOGUE OF NORTH AMERICAN DIPTERA. 



CERIA. 



Fabricius, Syst. Ent., iv, 277, 1774; Syst. Antl, 173, 1805. 



Meigen, Illig. Mag., 11, 271, 1803; Klassif., i, 281, 1804; Syst. Beschr., iii, 

 158, 1822. 



Latreille, Hist. Nat. Crust, et Ins., xiv, 356, 1804; Gen. Crust., iv, 327, 

 1809. 



Fallen, Syrphici, 6, 1816. 



Macquart, Hist. Nat. Dipt., i, 484, 1834. 



Zetterstedt, Dipt. Scand., 11, 631, 1842. 



RoNDANi, Ann. Soc. Ent. France, ser. 2, viii, 211, 212 {Cerioidcs and 

 Sphiximorpha), 1850; Dipt. Ital. Prod., i, 55, 1856 (Ceria and Sphixi- 

 morpha) ; 11, 212, 214, 1857 (id.). 



Loew, Neue Beitr., i, 1853. 



ScHiNER, Fauna Austr., i, 368, 1862. 



WiLLiSTON, Synop. N. A. Syrph., 259, def. and table of species, 1886; 

 Biologia, Dipt., iii, 75, 1891, table of Mex. species. 



Verrall, Brit. Flies, viii, 664, 1901. 



Chagnon, fit. Prelim, les Syrph., 72, 1901. 

 abbreviata Loew, Cent., v, 48; x, 57, note. — Pa., Fla. 



Williston, Synop. N. A. Syrph., 261. — Conn., Va. 



TowNSEND, Trans. Amer. Ent. Soc, xxii, 54, notes. — Col. 



N. Y.— O. S. Cat.; N. J.— Smith Cat; Kans.— J. M. A. 

 ancoralis Coquillett, Canad. Ent., xxxiv, 196 {Sphiximorpha) . — Las Cruces, 



N. M. 

 arietis Loew, Neue Beitr., i, 17. — Mex. 



GiGLio-Tos, Ditt. del Mess., i, 32. — Cordova, Mex. 

 bergrothi Williston, Biologia, Dipt., iii, yj. — Vera Cruz, Mex. 

 cacica Walker, Trans. Ent. Soc, n. sen, v, 287. — Mex. 

 daphnaea Walker, List, in, 537. — Jamaica. 



Westwood, Trans. Ent. Soc, v, 231, pi. xxiii, f. 7. 



Loew, Neue Beitr., i, 17. 



Jamaica — Johnson. 

 loewii Williston, Synop. N. A. Syrph., 260. — Ariz, 

 meadei Williston, Biologia, Dipt., iii, 76, pi. 11, f. 12. — Guerrero, Mex. 

 nigra Bigot, Annales, 1883, 317 (Sphyximorpha). — Mex. 



Williston, Biologia, Dipt., iii, 77, oc — Guerrero, Mex. 

 nigripennis Williston, Synop. N. A. Syrph., 263. — Mex. 

 pedicellata Williston, Synop. N. A. Syrph., 264; Biologia, Dipt., in, 77. — 



]\Iex. ; Guanaxuato and Tehuantepec, Mex. 

 pictula Loew, Neue Beitr., i, 17. — So. States. 



Williston, Synop. N. A. Syrph., 261, quotes Loew. 

 rufibasis Bigot, Annales, 1883, 318 (Sphyximorpha). — Mex. 

 schnablei Williston, Biologia, Dipt., in, 76. — Vera Cruz, Mex. 

 scutellata Williston, Synop. N. A. Syrph., 265. — Mex. 

 signifera Loew, Neue Beitr., i, 18. — Mex. 



Giglio-Tos, Ditt. del Mess., i, 32.— Cordova, Mex. 



Johnson, Ent. News, iv, 91, desc. of puparium, etc — Pa. 



Inverness, Fla. — Johnson. 



For Williston's ref., see zuHlistoirii. 

 superba Williston, Synop. N. A. Syrph., 264. — Mex. 

 townsendi Snow, Kans. Univ. Quart., in, 246. — Las Cruces, N. M. 

 tricolor Loew, Wien. Ent. Monatsch., v, 37. — Cuba. 

 tridens Loew, Cent., x, 57. — Cal. 



