;'>()« CONNECTICUT GEOL. AND NAT. HIST. SURVEY [Bull. 



Mesonotum obscure yellow, usually with four brownish black 

 stripes, the intermediate pair sometimes obsolete in front; pleura 

 chiefly pale, with a more or less distinct bloom. Inner brown femoral 

 ring ill-delimited to lacking. Brown spots in cell R usually from 

 four to seA'en, the one beneath origin Rs more elongate. ^lale hy- 

 popygium with dististyles fused on basal half ; apices of gonapophyses 

 truncated, quite smooth, without setae. 6 . L. 10 - 15 mm. ; w. 11 - 16 

 mm. 9. L. 11-13 mm.; w. 11-13 mm. 



(May-Sept.) Ont., Que., N. S., N. B., Me., N. H., Vt., Alass., N. Y.. westw. to 

 Mich., Minn., Wise, and Alta. 



Connecticut.— Cornwall Bridge, Aug. 19, 1931 (C. P. A.); Kent Falls, Mav 31, 

 June 12-13, Aug. 19, 1931 (C. P. A.); Norfolk, June 9, 1929 (C. P. A.); Sharon, 

 Sept. 5, 1928 (G. C. C) ; Twin Lakes, Sept. 12, 1928 (C. P. A.). 



L. {Limonia.) triocellata (O. S.) (Figs. :?3, B; 34, P). 

 1859. Liimiobia triocellata Osten Sacken; Proc. Acad, Nat. Sci. 

 Philadelphia, 1859:216. 



Figs. — Crampton, Journ. Ent. & Zool., 20, fig. 23 (head) ; 1928. Alexander, 

 Cfls. N. Y., 1, pi. Z2. fig. 34 (wing) ; 1919. Dickinson, Cfls. Wise, p. 185, fig. 57 

 (wing) ; 1932. 



Mesonotum polished yellow, tlie black praescutal stripes broken- 

 into spots by having the intermediate portions obsolete; pleura chiefly 

 yellow. Antennae yellow. Knobs of halteres darkened apically. 

 Wings with restricted brown areas, additional to the ocelli, including 

 a seam along cord and marginal clouds at ends of veins. Abdomen 

 yellow ; caudal margins of tergites brown ; subterminal sternites black- 

 ened. Male hypopygium (Fig. 34, P) : basistyles elongate, with mesal 

 lobe on cephalic portion; apices of gonapophyses evenly setiferous. 

 5 . L. 8 - 9 mm. ; w. 9 - 11 mm. 9 . L. 8 - 10 mm. ; w. 9.5- 12 mm. 



(June-Sept.) Ont., Que., N. S., Me., N. H., \'t., Mass., N. Y., Pa., westw. to Minn., 

 Wise, Mich., Man. and Alta., southw. to N. C, S. C, Ga. and Tenn. 



Connecticut.— East River, July 28, 1910 (Ely); Riverton, June 12, 1931 (C. P. A.) ; 

 Salishury, Sept. 12, 1928 (C. P. A.); Saptree Run State Park, June 14, 1933 

 (C. P. A.); Twin Lakes. Sept. 12, 1928 (C. P. A.); W. Granby, Sept. 11, 1928 

 (C. P. A.) ; Winnipauk, June 16, 1909 (C. W. J.). 



L. {Limonia) tristigma (O. S.) 



1859. Limnohia tri.sfi<jma Osten Sacken; Proc. Acad. Xat. Sci. Phila- 

 delphia, 1859 : 216. 



Figs.— Alexander, Cfls. N. Y., 1, pi. Z2, fig. 35 (wing) ; 1919. Dickinson, Cfls. 

 Wise, p. 187, fig. 64 (wing) ; 1932. 



General coloration yellow; pronotuni and praescutum with a 

 brownish black median stripe; lateral stripes less distinct. Knobs of 

 halteres weakly darkened. Legs yellow, femora with apex narrowly 

 dark brown; subterminal ring ill-defined and sometimes obsolete. 

 Wing-spots very small, placed at origin Rs, fork Sc and at both ends 

 of stigma; /?2 at midlength of stigma. Abdominal tergites light 

 brown; sternites yellow. Male hypopygium with a single^ dististyle, 



