No. 64] DIPTERA or CONNECTICUT : TAXONOMY 319 



(June-Aug.) Labr., Que., N. B., N. S., N. H., Vt., Mass., N. Y., and Pa. westw. 

 to Aha., B. C and Alaska; in bogs. 



Connecticut.— Kent Falls, June 12-13, 1931 (C. P. A.). 



L. {Dicra7io}n>/ia) humidico\a. (O.S.) (Fig. 35. 1). 



1859. Dicmnomi/ia humidlcola Osteii Sackeii; Proc. Acad. Nat. Sci 



Philadelphia, 1859 : 210. 

 (From 1809-1930, erroneously identified as L. (L.) hadia (Walk.) ) 



Figs.— Osten Sacken, Mon. Dipt. N. Amer., 4, pi. 3, fig. 2 (hyp.) ; 1869. Alex- 

 ander, Cfls. N. Y.. 1, pi. 31, fig. 20 (wing) ; 1919. Dickinson, Cfls. Wise, p. 182, fig. 

 52 (wing) ; 1932. 



General coloration dark brown, sparsely variegated with more 

 reddish brown. Rostrum and antennae black. Knobs of halteres 

 dark brown. AVings subhyaline; stigma brown; paler brown clouds in 

 basal cells and along cord; dark pattern of wings sometimes obsolete 

 or nearly so. Abdomen dark brown, the incisures, including the nar- 

 row bases and apices of each segment, broadly pale yellow. Male 

 hypopygium (Fig. 35, 1) : ventral dististyle large and fleshy. $. L. 

 6-8.5 mm. ; w. 7.5-9.5 mm. ? . L. 7.5-8 mm. ; w. 8-9 mm. 



(May-Nov.) Ont., Que., N. B., Me., Vt., N. Y., Pa., Mo., Okla., westw. to Cal., 

 southw. to S. C. and Tenn. (Southw. into mts. of Cent. Amer.) ; along rocky 

 strearns, in gorges, etc. 



Connecticut.— Cornwall Bridge, Aug. 19, 1931 (CP. A.); Hartland, June 9, 1929 

 (C. P. A.) ; Kent Falls, May 31, June 12-13, July 23-24, 1931 (C. P. A.) ; Kent Falls, 

 Aug. 19, 1931 (C. P. A.): Norfolk, Sept. 6, 11, 1928 (G. C. C.) ; June 9, 1929 

 (C. P. A.) ; Winsted, Sept. 5, 1928 (G. C. C.) ; May 16, 1931 (C. P. A.). Connecticut, 

 no further data, recorded by Osten Sacken as badia. 



L. (Dicrmiomt/m) immodesta (O. S.) (Fig. 35, J). 

 1859. Dicrano7^vi/ia hnrnodesta (Jsten Sacken; Proc. Acad. Nat. Sci. 

 Philadelphia, 1859:211. 



Figs.— Needham, 23rd Rept. N. Y. St. Ent. for 1907, pi. 27, fig. 3 (ven.) ; 1908. 

 Rogers, Florida Ent., 9:49, figs. 2, 2a (hyp.); 1926. Dickinson, Cfls. Wise, p. 181, 

 fig. SO (wing) ; 1932. 



General coloration yellow. Rostrum yellow. Antennae dark 

 brown, the basal segments paler. Knobs of halteres weakly darkened. 

 Wings with stigma scarcely evident; Scy longer than Us or m-c\i. 

 Male hypopygium (Fig. 35, J). $> . L. 5.5-6.5 mm.; w. 6.5-7.5 mm. 

 2. L. about (5-7 mm.; w. 7-8 mm. 



(June; Aug.-Oct.) Ont., Que., N. S., Me., N. H., Vt., Mass., N. Y., Pa., southw. 

 to N. C. and S. C, westw. to Ind., Mich., Minn., Wise, la. and Alta. 

 Connecticut.— Kent Falls, May 31, 1931 (C. P.A.); Norfolk, Sept. 12. 1928 (C. P. 

 A.); Sahsbury, Sept. 5, 1928 (G. C. C), Sept. 12, 1928 (C. P.A.); Stafford Spnngs, 

 Tune 14, 1933 (C. P. A.); Union, Aug. 17-18, 1928 (C. F. C.) ; W. Granby, Sept. 4, 

 1928 (G. C. C), Sept. 11, 1928 (C. P.A.). 



L. (Z>^cnmo??iym) iowensis (Rogers) (Fig. 35, K). 

 1926. Dicranomyia iowensis Rogers; Florida Ent., 9 : 49-52. 

 Figs.— Rogers, Ibid., 49 : fig. 3 (hyp.), 4 (wing); 1926. 

 General coloration opaque brown, more or less gray pruinose, 

 pleura sometimes rather heavily so; praescutum darker brown medial- 



