Rhyncliota from New Caledonia. 149 



Ranturra, geii. nov. 



Body long, narrow and elongate ; head distinctly longer 

 than broad, produced beyond the antenniferou3 tubercles, the 

 lateral lobes distinctly bifidiy separate at apices, two distinct 

 ocelli near base and between lower margins of eyes ; antennas 

 with the basal joint longer and more robust than the other 

 joints ; rostrum with the basal joint not extending much 

 beyond the middle of head, almost in a line with posterior 

 margins o£ eyes, apex about reaching the intermediate coxae ; 

 scutellum elongate, longer than broad, lateral margins 

 obliquely straight; membrane a little longer than corium, but 

 not reaching abdominal apex ; legs long and slender, femora 

 and tibiae almost equal in length, the femora distinctly stouter 

 than the tibias ; tarsi with the basal joint much the longest. 



Allied to Turrana, Dist., from Queensland, but differing 

 from that genus by the much more slender antennae, much 

 more elongate head, and longer and more slender leg*, &c. 



Ranturra attenuata, sp. n. 



Head, pronotum, scutellum, and corium browni.sh ochra- 

 ceous, the pronotum, scutellum, and corium thickly, finely, 

 darkly punctate, the anterior margin of the piono!uui usually 

 narrowly pale sanguineous; membrane shining metallic 

 brown ; abdomen above as seen beyond apex of membrane 

 more or less piceous, the lateral margins ochraceous ; body 

 beneath and legs ochraceous ; sternum thickly, somewhat 

 coarsely punctate. 



Long. 11-12 mm. 



Hah. Central area of New Caledonia and Houadou R. 



CriSTOVALLIA, gen. nov. 



Body moderately elongate ; head large, about as long as 

 l)ieadth at base (including eyes, which are large and promi- 

 nent), lateral margins anteriorly narrowed and concavely 

 sinuate, central lobe prominent but not passing apex of hea I ; 

 atitenniferous tubercles stout and prominent; antennas with 

 the basal and apical joints stoutest, second and third slender, 

 second longest; rostrum reaching b:ise of abdomen, first 

 joint scarcely passing base of head ; mesosternuin centrally 

 incised ; pronotum a little shorter than broad, obliquely, 

 straightly deflected from near base to apex, lateral margins 

 straightly narrowing to apex, lateral angles prominent ; 

 scutellum subtriangular ; corium and membrane subequal in 

 length ; logs moderately slender, femoia and tilji;e suUequal 



