Rhyncliota collected in Birara and Lifu. 341 



a whitish wedge anteriorly. Head long and narrowed in profile, 

 anterior spines not very prominent ; anterior area and first segment 

 of antennte subequal in length, the former distinctly longer than the 

 posterior area plus the eyes. Second segment of antennso one-third 

 longer than the first, 2| longer than the third, and a little more than 

 twice as long as the fourth ; first segment glabrous, second slender. 

 Eyes beneath strongly convergent, width of eye (as seen from beneath) 

 about three times (or more) as wide as the intraocular space. Quia 

 not tuberculate. Rostrum incrassate, first segment reaching to 

 anterior margin of eye. Eyes very large, occupying almost the entire 

 width of the head in profile. Anterior lobe of pronotum destitute 

 of discal spines, anterior angle minutely spinose. Pronotum about 

 the middle of the lateral margins with a small tubercle, a little 

 posterior to this somewhat deeply impressed transversely ; the lateral 

 margins of the anterior area are subparallel, of the posterior area 

 widely divergent. Posterolateral angles acute, subvertical, not ex- 

 tending anteriorly beyond apical margin of posternum. Scutellum 

 distinctly recurved posteriorly. Anterior femora, with a single row 

 of eleven to twelve small spines inferiorly, trochanters with two or 

 three small spines. Posterior tibise slightly pilulose, distinctly 

 longer than femora. 

 Long. 15 mm. 



Hob. Birara ( Willey). 



Luteva, sp. nov. 



Genus Luteva, Dohrn. 



Luteva, Dohrn., Linn. Ent., XIV, pp. 213 and 242. 



Two or three specimens in indifferent condition from 

 Lifu, probably referable to a new species. 



Family GERRID.E. 



Genus Gerris, Fabricius. 



Gerris, Fabr., 1794, Ent. Syst., IV, p. 188. 

 Limnomctra, Mayr., 1866, Novara Reise, Hem., p. 174. 



Cosmopolitan ; the subgenus Limnomctra occurs in 

 every region except the Palaearctic. 



Gerris, sp. (?). 

 Hob. Birara ( Willey). 



