4OO CATALOGUE OF NORTH AMERICAN DIPTERA. 



pretiosa LOE\V, Wien. Ent. Monatsch., i, 39; Cent., vi, 53. Cuba. 



WILLISTON, Synop. N. A. Syrph.. 237, quotes desc. 

 quadrimaculata LOE\V, Cent., vi, 56. 111. 



WILLISTON, Synop. X. A. Syrph., 229, probably not distinct from ejuncida. 

 rubiginigaster BIGOT, Annales, 1884, 544. Col. 



WILLISTON, Synop. N. A. Syrph., 227, probably teneral form of pigra. 

 rufipes WILLISTON, Biologia, Dipt., in, 71. Guerrero, Mex. 

 satanica BIGOT, see curvipes. 



stenogaster WILLISTON, Biologia, Dipt., m, 72. Guerrero, Mex. ; Guatemala, 

 subcostalis WALKER, Trans. Ent. Soc., n. sen, v, 291. Mex. 

 subfasciata LOEXV, Cent., vi. 57. Red R. of the North. 



WILLISTON, Synop. N. A. Syrph., 230, transl. orig. desc. 

 ? tuberans WILLISTON, Synop. N. A. Syrpl)., 225. Texas. Query by Will. 

 vecors OSTEN SACKEN, Bull. Buff. Soc. Nat. Sci., in, 69; Cat., 252. White Mts., 

 N. H. 



WILLISTOX, Synop. N. A. Syrph., 232, quotes Osten Sacken. 



CHAGNON, fit. Prelim, les Syrph., 63. Montreal. 



CERIOGASTER. 



WILLISTOX, Trans. Amer. Ent. Soc., xv, 285, 1888; Biologia, Dipt., m, 



73, 1891- 

 auricaudata WILLISTON, Biologia, Dipt., in, 73, pi. n, f. 10. Guerrero, Mex. 



CHRYSOCHLAMYS. 



RONDANI, in Walker's Ins. Brit., Dipt., i, 279, 1851, change of name. 



ROXDAXI, Ann. Sci. Nat. Bologna, 1844 ( Fcrdinandca) ; Dipt. Ital. Prod., 

 n, 145, 1857. 



SCHIXER, Fauna Austr., i, 363, 1862. 



WILLISTOX, Synop. N. A. Syrph., 240, def. and table of species, 1886. 



VERRALL, Brit. Flies, vm, 623, 1901. 

 buccata LOE\V, Cent., iv, 72. Va. 



WILLISTON, Synop. N. A. Syrph., 242, transl. orig. desc. 

 croesus OSTEN SACKEN, West. Dipt., 341. Utah, Salt Lake City. 



WILLISTON, Synop. N. A. Syrph., 241. Cal., Wash., N. M. 



SNOW, Kans. Univ. Quart., in, 245. Col., N. M. 



TOWN SEND, Psyche, March, 1897, oc. ; Annals and Mag. Nat. Hist., xix, 



142, oc. Gila R., N. M. ; Rio Ruidosa, N. M. 

 dives OSTEN SACKEN, West. Dipt., 340. Ky. 



WILLISTON, Synop. N. A. Syrph., 241, pi. xi, f. 5. 111., Mo., Canada. 



N. J. Smith Cat. 

 nigripes OSTEX SACKEX, West. Dipt., 341. Mass. 



WILLTSTOX, Synop. N. A. Syrph., 242, quotes desc. 



? White Mts., N. H. Slosson (nigriccps, probably an error). 



BRACHYPALPUS. 



MACQUAKT, Mist. Nat. Dipt., i, 523, 1834. 

 SCHIXEK, Fauna Austr., i, 35^, 1862. 



WILLISTON, Synop. A. Syrph., 221, def. and table of species, 1886. 

 VERRALL, Brit. Flies, vin, 592, KJOI. 

 CIIAGXON, fit. Prelim. Irs Syrph., 64, 1901. 

 amithaon WALKER, List, in, 567 (Milcsia).N. C. 

 OSTEN SACKEN, Cat., 251, note on type. 

 WILLISTON, Synop. N. A. Syrph., 297, quotes desc.; note, not seen. 



