The Crane-Flies of New York — Part I 929 



into the southern Hmits of the territory here considered. ThLs Ls a curious 

 fly which is common all over the South, where in some sections it is called 

 "weaver." The flies of this species have a remarkable dance over a 

 vertical height of several feet, and have been aptly termed "the kings 

 of the dancing crane-flies." The larval life is spent in decaying wood. 



Brachypremna dispellens (Walk.) 



1R60 Tipula dispellem Walk. Trans. Ent. Poc. Lond., n. ser., vol. 5, p. 3.34. 

 1886 Brachypremna dispellens O. S. Berl. Ent. Ztschr., vol. .30, p. 102. 



Brachypremna dispellens is a large, brownish fly. The pleura is silvery 

 white with narrow brown stripes. The legs are very long, and the 

 tibiae and tarsi are pale yellowish white. The venation is shown in Plate 

 XLIII, 188. 



Genus Doh'chopeza Curtis 



182.5 DoUchopeza Curt. Brit. Ent., p. 62. 



18.30 Leplina Meig. Syst. Beschr., vol. 6, pi. 65, fig. 10. 



1846 Apeilesis Macq. Dipt. Exot., Suppl. 1, p. 8. 



The genus Dolichopeza includes about eighteen described species, 

 only one of which occurs in the New World. The immature stages are 

 spent in or beneath moist mosses. 



Dolichopeza americana Needm. 



1908 Dolichopeza americana Xeedm. 23d Rept. N. Y. State Ent., p. 211, pi. 16, fig. 5. 



Dolichopeza americana is a curious fly usually found beneath bridges 

 and culverts, or in similar darkened situations. The adults hang sus- 

 pended from the roof by the anterior two pairs of feet, the wings being 

 spread wide apart and the long, white-tipped hind legs dangling con- 

 spicuously. The dark color of the body and the pure white tarsi easily 

 serve to distinguish the species from the forms of Oropeza that may be 

 found with it. The wing venation Is shown in Plate XLIII, 187. 



Genus Oropeza Needham 



1908 Oropeza Xeedm. 23d Rept. X. Y. State Ent., p. 211. 



In the genus Oropeza there are seven described species, all occurring 

 within the limits of this paper. While they are closely related to one 

 another, most of them are apparently valid species. They occnn- in the 



