212 CONNECTICUT GEOL. AND NAT. HIST. SURVEY [Bull. 



Connecticut.— Cornwall Bridge, Aug. 19, 1931 (C.P.A.) ; Granby, July 9, 1929 

 (RBF)- Kent Falls, July 23-24. 1931 (C.P.A.); Norfolk, July 24, 1931 

 rc'p'A)' N Woodstock, Tune 30, 1928 (C. F. C.) ; Riverfon, July 23, 1931 

 (C p'A)' Saiisburv, Sept. 12, 1928 (C. P.A.); Tunxis State Park, July 23. 1931 

 (C.P.A.); W. Granby, June 8, 1929 (C.P.A.). 



This preoccupied species is re-named in honor of the late Mr. 

 Charles W. Johnson, whose friendly interest was largely responsible 

 for leading me into a study of the Tipulidae. 



D. {Oropeza) dorsalis (Johns.) (Fig. 26, B). 

 1909. Oropeza dorsalis Johnson; Ihid., 34: 119-120. 



Fig. — Johnson, Ibid., pi. 15, fig. 6 (hyp.). 



General coloration yellow, the mesonotum brown, including scu- 

 tellum and center of mediotergite ; praescutal stripes^ confluent, with 

 a delicate darker median line. Tarsi brown or brownish black. Male 

 hypopygium (Fig. 26, B) : gonapophyses much as in carohis, densely 

 setif erous, the acute apex glabrous. S. L. 9 - 10 mm. ; w. 9 - 10 mm. 

 9. L. 10.5-11 mm.; w. 9-10 mm. 



(June) Ont., Que., Me., N. Y., westw. to Mich, and Alta., southw. to Md. and 

 N. C. (Hudsonian, Canadian). 



Connecticut.— East River, July 14, 1912 (Ely) 1 iH . 



D. {Oropeza) dorsalis rogersi (Alex.) 



1922. Oropeza rogersi Alexander; Occas. Papers Mus. Zool. Uni- 

 versity Michigan, 127:6-7. 



Almost identical with the typical form but smaller; hypopygium 

 identical. $. L. 7.5-8.3 mm.': w. 8.5-9 mm. 9. L. 10 mm.; w. 

 9 mm. 



(May, June) Va., southw. to Tnd. and nw. Fla. (Transition, Austral). 



D. {Oropeza) johnsonella (Alex.) (Fig. 26,C). 



1930. Oropeza, johnsonella Alexander; Bull. Brooklyn Ent. Soc, 



25:279-280. 



Mesonotum reddish brown, the praescutal stripes darker but re- 

 latively indistinct. Halteres dusky. Tarsi paler than remainder of 

 legs, yellowish brown. Male hypopygium (Fig. 26, C) : lateral arms 

 of tergite long, slender. $ . L.' 8- 9 mm. ; w. 9^8 - 11 mm. 



(Aug.) N. J., southw. to S. C. (Transition, Austral). 



D. {Oropeza) obscura (Johns.) (Fig. 26, D). 



1909. Oropeza ohscura Johnson; Proc. Boston Soc. Nat. Hist., 

 34:122. 



Figs.— Johnson, Ibid., pi. 15, fig. 7 (ven.), fig. 10 (hyp.). Alexander, Cfls. 

 N. Y.. 1. r.1. 43, fig. 186 (wing); 1919. Dickinson, Cfls. Wi.sc., p. 212, fig. 114 

 (wing) ; 1932. ' 



Mesonotum opaque dark brown, pleura almost uniform dull 

 brown. Antennae ( $ ) relatively long, if bent backward extending 



