No. 64] DIPTERA OF CONNECTICUT : TAXONOMY 267 



4. Male h3-popygium with eighth sternite of normal size, simple, the caudal 



margin not emarginate, provided with an apical group of setae 5 



Male hypopygium with the eighth sternite enlarged, the apex more or less 

 emarginate, its apical margin or lateral lobes provided with spines (phoroc- 

 tenia) or strongly developed setae (nebulipennis) 7 



5. Ninth tergite of male hypopygium margined with blackened spines; lateral 



ends not produced into decurved points packardi 



Ninth tergite with margin smooth, or (fragilis) with a few scattered spines 

 near outer end of the decurved lateral lobes 6 



6. Praescutal stripes ending at level of pseudosutural foveae; intermediate pair 



usually blunt at cephalic ends ; terminal abdominal segments not con- 

 spicuously darkened; male hypopygium with outer dististyle expanded and 



blackened on basal portion (Fig. 29, K) fragilis 



Intermediate praescutal stripes extending about to anterior end of sclerite, the 

 cephalic ends of the stripes bifid ; terminal abdominal segments chiefly 

 blackish ; male hypopygium with outer dististyle a simple pale flattened 

 blade (Fig. 29, L) ignobilis 



7. Male hypopygium with the eighth sternite strongly projecting, shovel-like; 



posterior margin shallowly notched and armed with a comb-like row of 



blackened spines ; outer dististyle entirely pale phoroctenia 



Male hypopygium with the eighth sternite slightly projecting, the posterior 

 margin with a broad, shallow, U-shaped notch, the emargination with short 

 whitish hairs, the lobes with longer setae; outer dististyle with a blackened 

 acute tooth at base (Fig. 29, M) nebulipennis 



Tipula {Oreomyza) fragilis Lw. (Figs. 29, J, K). 



1863. Tipula fragilis Lbew ; Berlin, Ent. Zeitschr., 7 : 279. 



1863. T. SKSjy'ecta Loew ; lUd., 7 : 280. 



Figs.— Alexander, Cfis. N. Y., 1, pi. 48, fig. 250 (wing), pi. 51, fig. 297 (hvp.) ; 

 1919. 



Tips of femora narrowly blackened. Male hypopygium with 

 eighth sternite mimodified. Ninth tergite notched, lateral angles 

 acute, decurved and set with a few spinous points. Outer dististyle 

 (Fig. 29, K). Inner dististyle (Fig. 29, J) with apical point slender. 

 $ . L. 10-11 mm. ; w. 12-13 mm. $ . L. 13-14 mm. ; w. 13-14 mm. 



(Sept., Oct.) Ont., Que., N. B., ATe., N. H., Vt., Mass., N. Y., westw. to Ind. and 

 Alta., southw. to D. C. 



Connecticut.— Norfolk, Sept. 11, 1928 (C. P. A.). 



T. {Oreomyza) ignobilis Lw. (Fig. 29, L). 



1863. Tipula igiiohilis I^oew ; Berlin. Ent. Zeitschr., 7 : 280. 



Fig.— Alexander, Cfls. N. Y., 1, pi. 51, fig. 298 (hyp.) ; 1919. 



]\Iuch as in fragilis, differing especially in hypopygial characters. 

 Ninth tergite emarginate, the lobes short and obtuse, without spines. 

 Outer dististyle (Fig. 29, L) broadly expanded basally but entirely 

 pale. $ . L.' 9-10 mm. ; w. 10.5-12 mm. 9 . L. 12 mm. ; w. 13 mm. 



(June-early Aug.) N. B., Me., N. H., N. Y., westw. to 111., southw. to S. C. and 

 Tenn. 

 Connecticut— Colebrook, Aug. 10 (W. M.W.); Portland, June 24, 1932 (N.T.). 



T. [Oreomyza) insignifica Alex. (Fig. 29, N). 



1924. Tipula insignifica Alexander; Occas. Pap. Boston Soc. Nat. 

 Hist., 5:117-118. 



