CATALOGUE OF NORTH AMERICAN DIPTERA. 543 



crenatus Bigot, Aniiales, 1885, 282. — IMex. 



GiGLio-Tos, Boll. R. Univ. Torino, viii, No. 147; Ditt. del Mess., iv, 28 

 {Lasiops mexicana). — Orizaba, Mex. 



Van der Wulp, Biologia, Dipt, 11, 331 (syn. on p. 347).— Guerrero, Mex. 

 nigrifrons Walker, List, iv, 932 (Anthomyia). — Martin Falls, Canada. 



Stein, Die Walk. Anth., 203, type redesc. 

 j^ote. — In Mrs. Slosson's List, this species is mentioned as occurring 



in the White Mts., but is referred to Aricia; the correctness of the identi- 

 fication is doubtful. 



LASIOPS. 



Meigen, Syst. Beschr., vii, 323, 1838. 



RoNDANi, Dipt. Ital. Prod., vi, 148, 1877. 



KowARZ, Mittheil. d. Miinchener Ent. Ver., 1880, 123-140, revision of the 

 European species. 



Van der Wulp, Biologia, Dipt., 11, 237, 1896. 



Meade, Desc. List, 41, 1897. 

 calvicrura Coquillett, Proc. Wash. Acad. Sci., 11, 444.— Popof Id., Alaska. 

 cunctans Meigen, Syst. Beschr., v, 133 {Anthomyia) .—Emo^t. 



ScHiNER, Fauna Austr., i, 6x8. 



White Mts., N. H.— Slosson (det. Coquillett). 

 frenata Holmgren, Ins. Nordgroenl, 103 {Aricia). — Greenland. 



Lundbeck, Dipt. Groenl, i, 310, oc. in Greenland, and gen. ref. 



Coquillett, Proc. Wash. Acad. Sci., 11, 444, oc. at Muir Inlet, Alaska. 



Stein, Wien. Ent. Zeit., xxi, 58, type redesc. 

 hirsutula Zetterstedt, Ins. Lapp., 673 {Anthomyza) ; Dipt. Scand., iv, 1494 

 {Aricia). — N. Europe. 



Coquillett, Proc. Wash. Acad. Sci., 11, 444, oc. in Popof Id., Alaska. 

 mexicana Giglio-Tos, see Trichophthicus crenatus. 



MYDiEA. 



Desvoidy, Myodaires, 479, 1830. 



Van der Wulp, Biologia, Dipt., 11, 316, def. and table of Mexican species, 



1896. 

 Meade, Desc. List, 14, 1897. 

 concinna Van der Wulp, Biologia, Dipt., 11, 317. — Guerrero, Mex. 

 confinis Van der W^ulp, Biologia, Dipt., 11, 319. — Orizaba, Mex. 

 diaphana Wied., of Chagnon's List, see Limnophora. 

 fasciventris Van der Wulp, Biologia, Dipt., 11, 318. — -Tabasco, Mex. 

 flavicornis Coquillett, Proc. U. S. N. M., xxi, 123. — Quebec, Canada; St. Louis, 



Mo. 

 leucocephala Van der Wulp, Biologia, Dipt., 11, 318. — Tabasco, Mex. 

 pansa Giglio-Tos, Boll. R. Univ. Torino, viii, No. 147; Ditt. del Mess., iv, 24 

 (both Spilogastcr). — Mex. 

 Van der Wulp, Biologia, Dipt., 11, 316, pi. viii. f. 2.— Guerrero and N 

 Yucatan, Mex. 

 obscura Van der Wulp, Biologia, Dipt., 11, 317, pi. viii, f. 3.— N. Yucatan, Mex. 

 spermophilae Townsend, Trans. Amer. Ent. Soc. xxii, 79. — Jamaica, from nest- 

 ling of Spermophila sp. ; notes on Anthomyidas affecting young birds. 



SPILOGASTER. 



Macquart, Hist. Nat. Dipt., 11, 293, 1835. 

 Rondani, Dipt. Ital. Prod., vi, 65, 1877. 



