374 CATALOGUE OF NORTH AMERICAN DIPTERA. 



Holmgren, Ins. Nordgroenl., lOO (strigata and picta Meig.)- — Greenland. 

 [Lundbeck.] 



LuNDBECK, Dipt. Groenl., i, 304, oc. in Greenland. 

 sulphuripes Thomson, Eugen. Resa, 501 (Syrphus). — Gal. 



OsTEN Sacken, West. Dipt, 330. — San Rafael and Yosemite, Gal. 



WiLLiSTON, Synop. N. A. Syrph., 106. — Gal. 



Alaska — Goquillett ; Hudsonian Zone, N. M. — Gockerell. 

 trilimbata Bigot, Annales, 1888, 254. — Mex. 

 willistonii Giglio-Tos, Ditt. del Mess., 11, 31, pi. in, f. 6. — Orizaba, Mex. 



Williston, Biologia, Dipt., iii, 22 {" Splicer ophoria — ?"). — Mex. 



PELECOCERA. 



Meigen, Syst. Beschr., iii, 340, 1822. 

 Schiner, Fauna Anstr., i, 314, 1862. 

 Williston, Wien. Ent. Zeit, in, 185, 1884 (Euccratomyia Bigot) ; Synop. 



N. A. Syrph., no, 1886. 

 Mik, Wien. Ent. Zeit, xiv, 133, 1895. 

 Kertesz, Wien. Ent. Zeit., xvi, 149, 1897. 

 Snow, Kans. Univ. Quart., iii, 187, notes, 1895. 

 Verrall, Brit. Flies, viii, 459, 1901. 

 pergandei Williston, Wien. Ent. Zeit., iii, 186, fig. (Eiiccratomyia) ; Bull. 

 Brooklyn Ent. Soc. vii, 139; Synop. N. A. Syrph., no, pi. iv, f. 13. — 

 D. G. 

 Bigot, Wien. Ent. Zeit., in, 217, refers to Mcrapioidcs. 

 willistonii Snow, see Chamccsyrplms. 



CHAMiESYRPHUS. 



l\IiK, Wien. Ent. Zeit., xiv, 133, 1895. 

 willistonii Snow, Kans. Univ. Quart., in, 187 {Pclccoccra). — N. M. 

 Mik, loc. cit., gen. ref. 

 Beulah, N. M.— Skinner. 



SPHEGINA. 



Meigen, Syst. Beschr., in, 193, 1822. 



Schiner, Fauna Austr., i, 322, 1862. 



Williston, Synop. N. A. Syrph., 113, def. and table of species, 1886. 



Verrall, Brit Flies, viii, 463, 1901. 



Chagnon, £t. Prelim, les Syrph., 43, 1901. 

 campanulata Robertson, Ganad. Ent., xxxiii, 284. — Garlinville, 111. 

 infuscata Loew, Gent., in, 23. — Sitka. 



Williston, Synop. N. A. Syrph., 114, pi. iv, f. 12. — Ore. 



Goquillett, Proc. Wash. Acad. Sci., 11, 434, note on male, and dist. — 

 Alaska, Gol. and N. H. 

 keeniana Williston, Synop. N. A. Syrph., 113, pi. iv, f. 11. — Philadelphia. 



N. J.— Smith Gat.; White Mts., N. H.— Slosson. 

 lobata Loew, Gent., in, 21.- — Middle States. 



Williston, Synop. N. A. Syrph., 115.— White Mts., N. H. ; Ore. 



N. J.— Smith Gat; Sea Glifif, L. I.— Banks; White Mts., N. H.— Slosson. 

 rufiventris Loew, Gent., in, 22. — N. Y. 



Williston, Synop. N. A. Syrph., 114. — Wash. 



Ghagnon, fit. Prelim, les Syrph., 43. — Montreal. 



N. J. — Smith Gat. ; Quebec — Wulp and Fyles. 



