On now or little-knoicu Ti|)iili<Iir. 505 



L\'lir. — New or little-knowH Tipulidjc [Diptcra). — X. Aus- 

 tralasian Species. By Cii.vKLiis P. Alkxandeh, Ph.D., 

 F.E.S., Urbana, Illiuois, U.S.A. 



The present instalment, like the last, considers only species 

 from New Zealand, sn[)plementai'y to those included in 

 Mr. Edwards's monographic treatment of the crane-Hies (it" 

 this Dominion. The material discussed herein w;is received 

 from Dr. Campbell, Mr. Gourlay, Mr. Harris, Mr. Howes, 

 Mr. Lyndsay, xMr. Phil|)()tt, Dr. Tillyard, and Mr. Watt, to 

 all of whom I would express my sincere ap[)reciatiou and 

 thanks. The holotypes of the species described herein arc 

 preserved in the writer's collection, exccj)t where noted 

 other\vi:sC. 



Dicranoniyia tarsalba, sp. n. 



Basal segment of the antenna yellow ; mesono'um greyish 

 brown, dark brownish black sul)laterally, tlie lateral margins 

 of the pnescutum conspicuously yellow ; pleura yellow with 

 a broad, dark brown, longitudinal stripe ; terminal segments 

 of tarsi snowy white ; wings dusky, stigma dark brown ; 

 anal angle of wing almost lacking. 



Male. — Length 3"()-38 mm. ; wing 5'2-5" t mm. 



Rostrum and pal[)i brownish black. Antenna? with the 

 first segment of the scape conspicuously light yellow^ the 

 lemainder brownish black. Anterior part of vertex obscure 

 yellow, the remainder of the head dark grey pruinose. 



Prouotum dark, the scutellum yellow. Mesonotal prse- 

 scutum greyish brown, passing into dark brownish black 

 snl)laterally, the lateral margins broadly yellowish white ; 

 scutum and scutellum greyish brown, brownish black 

 laterally ; postuotum dark brown, sparsely pruinose. 

 Pleura yellow with a very conspicuous, black, longitudinal 

 stripe extending from the propleura to the abdomen. 

 Halteres elongate, dark brown. Legs with the coxie and 

 trochanters obscure yejlow ; femora ])ale brown, the tips 

 dark brown ; tibiie Ijlack ; metatarsi black basally, this 

 including about two-thirds of the fore nielatarsi, a little 

 more than one-half of the posterior metatarsi; remainder of 

 the tarsi snowy white. Wings M'ith a dusky suffusion, more 

 accentuated in the prearcular cells, cells C and Sc, the outer 

 ends of cells 2nd /?i and Ji.^ and the base of cell Cu ; stigma 

 conspicuous, oval, dark brown; anal angle of the Ming 

 conspicuously whitened ; a less distinct whitish area before 



Ann. cC- 2Ja(;. JS\ Hist. >Ser. 9. Vul. ix. 33 



