I3O CATALOGUE OF NORTH AMERICAN DIPTERA. 



nigripes ZETTERSTEDT, Ins. Lapp., 807 ; Dipt. Scand., ix, 3458. Europe. 



O. FABRICIUS, Fauna Groenl, 209 (pipiens).- Greenland [Ldbk.]. 

 STAEGER, Dipt. Dan., 1840, 553; Groenl. Antl, 349, oc. Denmark and 



Greenland. 

 HOLMGREN, Ins. Spetsb. ; Ins. Nordgroenl., 104, oc. Spitzbergen and 



Greenland. 



PALLAS, in Curtis' Ins. Capt. Ross' Voy., LXXVI (caspius). [Schiodte.] 

 WALKER, List, i, 7 (impiger and implacabilis) . Martin Falls, Canada. 

 COQUILLETT, Bull. 25, not seen. 



HOWARD, Bull. 25, 29, breeding in privy vaults in Alexandria, Va. ; " Mos- 

 quitoes," 80 (botb impiger). City of Mexico to Saskatchewan R., and 



U. S. generally. 

 THEOBALD, Monogr. of Culicidse, n, 93; in, 193, note (doubts the more 



southern oc.). 



GILES, Handb. of Gnats, 2d ed., 444. 

 LUNDBECK, Dipt. Groenl., i, 296; Entom. Unters. i West Groenl., Heft 7, 



pi. vn, f. 14. Greenland. 

 Adirondack Mts., N. Y. McGillivray and Houghton (impiger) ; Beulah, 



N. M. Skinner (id.). 

 nigritulus ZETTERSTEDT, Dipt. Scand., ix, 3459. Lapland. 



THEOBALD, Monogr. of Culicidse, n, 140. Scandinavia and England. 

 SMITH, Ent. News, xin, 303, pi. xv, f. 16, larval structure, habits, etc. 



Elizabeth, N. J. 



DYAR, Jour. N. Y. Ent. Soc., xi, 24, pi. n, f. 3, larva. N. J. 

 palos THEOBALD, Monogr. of Culicidae, in, 194, figs. St. Vincent and Barbadoes, 



W. I. 



particeps ADAMS, Kans. Univ. Sci. Bull., n, 26. Ariz. 

 penafieli WILLISTON, La Naturaleza, vn, 326, 1887.- Mexico. 



Note. I find this in Kertesz's catalogue; it seems never to have been 

 noticed elsewhere. 



perturbans WALKER, see Tceniorhynchus. 

 pinguis WALKER, in Lord's "Naturalist," etc., 11, 337; reprinted in Science 



Gossip, 1867, 69. Vancouver Id. 



Note. Theobald states that the type cannot be found; Coquillett would 

 call this the same as inornatus, q. v.. 

 pipiens LINNE, Fauna Suecica, 464, no. 1890; Syst. Nat., i2th ed. (the latter 



ciliaris, vulgaris and alpinus). Europe. 

 DEGEER, Mem. Hist. Nat. Ins., vi, 316 (communis). 

 FABRICIUS, Spec. Ins., n, 469; Ent. Syst., iv, 400; Syst. Antl., 33. 

 SCHRANK, Ins. Austr., 481 ; Fauna Boica, in, 2585. 

 MEIGEN, Klassif., 5; Syst. Beschr., i, 7 (pipiens and rufus). 

 ZETTERSTEDT, Ins. Lapp., 807 ; Dipt. Scand., ix, 3455. 

 SCHINER, Fauna Austr., n, 628 (pipiens and ciliaris). 

 BIGOT, Bull. Soc. Ent. France, ix, 122 (agilis^. 

 FICALBI, Rev. Sist. Culic. Europ., 276 (phytophagus). 

 VAN DER WULP, Dipt. Neerland., 328, 329 (pipiens and ciliaris). 

 BERGROTH, Wien. Ent. Zeit, vm, 295, oc. in British Columbia. 

 THEOBALD, Monogr. of Culicida?, 11, 132, pi. xxix, f. 113, syn., etc. Europe 



generally; Malta; Algeria; N. A. 

 GILES, Handb. of Gnats, 2d ed., 437. 

 HERRICK, Bull. 74, Miss. Ex. Sta., 7-11, life hist, in Miss. 

 DYAR, Jour. N. Y. Ent. Soc., x, 198, pi. XVIT, f. 3, larva; Proc. Ent. Soc. 



Wash., v, 48 and 144, notes. Durham, N. H. 



