42 THE CANADIAN ENTOMOLOGIST 



NEW NEARCTIC CRANE-FLIES (TIPULID/E, DIPTERA).* 



BY CHARLES P. ALEXANDER, ITHACA, N. Y. 



The following species of crane-flies were mostly obtained from 

 the collections of the United States National Museum and the 

 United States Biological Survey, through the kindness of Mr. 

 Knab and Mr McAtee. The various species will be figured in 

 forthcoming revisional papers now in course of completion. 



Family Tipulidce. 

 Subfamily Limnobince. • 

 Tribe Limtiobini. 

 Genus Dicranomyia Stephens. 



Dicranoniyia macateei, sp. n. 



Female — Length 4.5-4.9 mm.; wing 5-5.5 mm. 

 Antenna^ dark brown. Head dark brownish black, the frontal 

 region more yellowish. 



Frontal scutum light yellowish brown, scutcUum tluU light 

 yellow. Mesonotal pra'scutum shiny light brown without distinct 

 stripes. Pleura pale yellow, more suffused with brown on the 

 dorsal sclerites. Sternum yellow. Halteres dark brown, a little 

 brighter at the extreme base. Legs with the coxa? bright yellow; 

 trochanters brownish yellow; femora and tibiae yellowish brown, 

 tarsi pale yellowish white, the terminal segment and the claws black. 

 Wings with a dusky tinge, the stigma distinct, large, oval, brown; 

 the base of the sector, the cord and the outer end of cell Isl Mi 

 seamed with darker brown; no pubescence on the apical cells of 

 the wings; veins dark brown. Venation with Sc long, extending 

 over half the length of the sector; Rs long, over twice the length of 

 the deflection of Ri+i; basal deflection of Cui at or slightly beyond 

 the fork of M; Cu2 about equal to the basal deflection of Cui. 



Abdomen brown, the ovipositor and the eighth segment largely 

 yellow. 



Hololype, 9, Plummer's Island, Maryland; May 24, 1914 



(Mc Atee). 



*Contribution from the Entomological Laboratory of Cornell University. 

 Februao'. 1916 



