

CATALOGUE OF NORTH AMERICAN DIPTERA. 395 



OSTEN SACKEN, Cat., 250, note on types. 

 WILLISTON, Synop. N. A. Syrph., 205, quotes desc. 

 cimbiciformis FALLEN, Syrphici, 27 (Syrphits). Europe. 

 MEIGEN, Syst. Beschr., in, 385 (Eristalis). 



MACQUART, Dipt. Exot., n, 2, 68, pi. xu, f. 2 (Imatisma posticata, fe- 

 male) . Carolina, Philadelphia. 

 ZETTERSTEDT, Dipt. Scand., n, 663; xu, 4652. 

 WALKER. List, in, 600 (Mcrodon bantias). Ga. 

 LOE\V, Neue Beitr., iv, 17, 43 (cristuloidcs} ; Silliman's Jour., oc. in 



N. A. 



RONDANI, Dipt. Ital. Prod., n, 34 (Zcttcrstcdtia ). 

 SCHINER, Verb. Zool.-Bot. Ges., vii, 402 (cristaloidcs) ; Fauna Austr., i, 



343 (id.)- 



OSTEN SACKEN, Cat., 250, note on type of baittiiis. 

 LINTNER, ist N. Y. Rept., 211 (dcntipcs WILL.). 

 KARSCH, Berl. Ent. Zeitscb., xxvii, 172, 1883 (bautias and atro.v). 

 WILLISTON, Berl. Ent. Zeitscb., xxvii, i/i, 1883; Synop. N. A. Syrph., 



202, pi. vin. f. ii and pi. ix, f. 8. Canada and New Hampshire to Ga. 

 HUNTER, Canad. Ent., xxvin, 99. Xebr. ; sackcni is quite likely a syn. 

 VERRALL, Brit. Flies, vin, 552, fig. 

 CHAGNON, fit. Prelim, les Syrph., 56. Montreal. 

 Inverness, Fla. Johnson; N. J. Smith Cat.; Sea Cliff, L. I. Banks; 



Axton, N. Y. M. and H. 

 ? champion! WILLISTON, Biologia, Dipt., in, 69. Guerrero, Mex. Query by 



Will. 



facialis HUNTER, Canad. Ent., xxvm, 100. Xebr. 

 illinoisensis ROBERTSON, Canad. Ent., xxxm, 284. Carlinville, 111. 

 margarita WILLISTON. Biologia, Dipt., in, 70, pi. n, f. 7. Guerrero, Mex. 

 posticata FABRICIUS, Syst. Antl., 237 (Eristalis) . Carolina. 



SAY, Jour. Acad. Sci. Phil., vi, 163 (Milesia bardits) ; Compl. Works, n, 



357 (id.). Ind. ; the female here referred to belongs in cimbiciformis. 

 WIEDE.MANN, Auss. ZweifL, n, 165, 194 (Eristalis coactus and posticatus}. 



No. loc. ; Carolina. 

 MACQUART, Dipt. Exot., n, 2, 68 (Imatisiiiii posticata; male only the 



female is cimbiciformis'). Carolina, Philadelphia. 

 WALKER, List, in, 600 (Mcrodon balaiuts). N. Y. [O. S.] 

 PACKARD, Guide to Study of Ins., 399, f. 319 (Mcrodon Inirdits) ; Amer. 



Nat., n, Jan., 1869, 593 (id.). 



GLOVER, MS. Notes, Dipt., 1874, 32, pi. vin. f. 30 (Mcrodon bardits). 

 LINTNER, ist N. Y. Report, 211, life hist., figs., etc.; the rat-tailed larvae 



were found in decaying trees. X. Y. 

 WILLISTON, Berl. Ent. Zeitsch., xxvii. 170, syn. ; Synop. N. A. Syrph., 



201, pi. vin, f. 13. New Eng., Canada, N. Y., Kans. 

 BIGOT, Annales, 1883, 227, notes. 



VERRALL, Brit. Flies, vm, 554, notes; does not occur in Europe. 

 CHAGNON, fit. Prelim, les Syrph., 55. Montreal. 

 N. J. Smith Cat.; White Mts., X. H Slosson ; Sea Cliff. X. Y. Banks; 



Axton, N. Y. M. and H. 

 sackeni WILLISTON, Proc. Amer. Phil. Soc., xx, 324; Synop. N. A. Syrph., 204, 



pi. vin, f. 14; Biologia, Dipt., in, 70, oc. Wash., Tex.; Guanaxuato, 



Mex. 



OSTEN SACKEN, West. Dipt., 338 (posticata). San Rafael, Cal. 

 This ma}' still be only a synonym of posticata J. M. A. 

 smith! WILLISTON, Biologia, Dipt., in, 70, pi. 11, f. 8. Guerrero, Mex. 



