92 Dr. C. P. Alexnnder on 



Jis ; tip of 7?o nbout its own lengtli from tlie tip of /?, ; 

 m lonjr, about four times the outer deflection of M., ; basal 

 deflectiou of Cui uear mid-length of cell 1a7 31., ; vein 

 2it(l A sinuous. Aual angle prominent. 



Abdomen brownish yellow, the hypopygiura concolorous. 



Hab. New Zealand (South Island). 



Ho/oli/pe, (^ , Dunedin, Otago, December 14, 1921 

 (G. Hulves). 



Limnophila hudsoni, Edwards, atripes, subsp. n. 



Male. — Length 12 mm. ; wing 13 ram. 



Differs from typical hudsoni, Edwards, as follows : — 



Antennic slightly longer, the flagellar segments much less 

 conspicuously bicolorous, the extreme tips of the segments 

 being pale, beyond mid-length of the organ passing into 

 uniform black. jNlesonotal praescutum clearer grey, the 

 median stripe, the interspaces behind, and the lateral margins 

 of the sclerite narrowly but distinctly lined with reddish 

 l)rown. Femora brown, beyond the basal third passing into 

 black, the extreme apices narrowly and indistinctly pale; a 

 conspicuous subterminal yellow ring that is a little more 

 extensive than the black ring beyond it ; tibial apices 

 distinctly blackened. 



Hab. New Zealand (North Island). 



Holotype, S » Ohakune, altitude 2060 feet, November 6, 

 1921 (7'. R. Harris). 



Paratopotype, J, November 14, 1921. 



The general appearance of this fly is rather different from 

 that of L. hudsoni^ Edwards, due to the increase in the 

 amount of black on the antennae and legs, but there is no 

 doubt of the close relationship of the two. 



Limnophila cinereipleura. sp. n. 



General coloration dark grey, the thoracic pleura clear 

 ashen grey ; wings greyish yellow, clearer yellow basally ; 

 stigma barely indicated ; cell 2nd R^ at wing-margin a little 

 wider tlian cell i?2 ; cell 3Ii small. 



Male. — Length about 4 mm. ; wing 5 mm. 



Female. — Length 5 mm. ; wing 5(3 mm. 



Rostrum, palpi, and antennae black, the latter short in both 

 sexes. Head brownish grey. 



Mesonotal prsescutum yellowish grey, clearer grey laterally, 

 with three ill-defined brown stripes, the median stripe indis- 

 tinctly split by a paler vitta ; scutum dark giey ; scutellum 

 and postnotum light grey. Pleura with indications of a 



