— .382 — 



a little longer than fourth; 0963' shortly pilose; head triangulär, with eyes about equal 

 in width to anterior margin of pronotum; ocelli placed close to anterior pronotal margin; 

 rostrum extending to middle of mesosternum, first Joint scarcely shorter than head; 

 pronotum transver.se, about as long as broad, transversely impressed behind middle, 

 lateral margins laminate and suberect; anterior femora incrassate, spined beneath, longer 

 so near apices. 



Long. 5 mill. 



Gen. Lethaeus Dallas. 



Distribution: Palaeartic, Ethiopian, Oriental, Australasian and Neotropical regions. 



34. Lethaeus tenebrosus n. sp. (Plate XII, fig. 4). 

 Locality: New Caledonia; Oubatche. 



Head, pronotum and scutellum pitchy-black; apex of head, lateral and posterior 

 margins of pronotum, and tvvo discal oblique spots to scutellum, castaneous; two spots 

 at each lateral posterior angle of pronotum, ochraceous; corium brownish-ochraceous 

 mottled with black, two linear pale spots on each side of clavus, some pale linear spots 

 on each apical area, and a pale spot with a dark centre near apex connected with 

 lateral margin by another pale spot; membrane pale bronzy-brown, paler at basal area: 

 body beneath black; femora castaneous, their apices, the tibiae and tarsi, ochraceous; 

 rostrum ochraceous; antennae with the basal Joint castaneous, second ochraceous, third 

 fuscous with the apex flavous, fourth black, finely pilose, first Joint nearly as long as 

 the head, second and third subequal in length; rostrum reaching the posterior coxae, 

 first Joint almost reaching base of head; pronotum distinctly granulöse; scutellum some- 

 what coarsely punctate, obliquely raised on each side of disk; corium finely punctate; 

 tibiae finely spinulose. 



Long. 6 to 6V2 mill. 



35. Lethaeus aurantiacus n. sp. (Plate XII, fig. 5). 

 Locality: New Caledonia; Hienghiene. 



Head, pronotum and scutellum black; margins and linear spot to basal third of 

 pronotum ochraceous; two rounded ochraceous spots near middle of scutellum; corium 

 black, the veins and claval margins ochraceous, discal spots, and large lateral marginal 

 spots, ochraceous; membrane fuscous; body beneath black; femora pale castaneous, 

 their apices and the tibiae and tarsi ochraceous; antennae with the first and second joints 

 castaneous, third piceous, fourth ochraceous with base and apex fuscous or black, first 

 Joint about as long as head, second a little longer than third, third and fourth subequal 

 in length, head and pronotum finely punctate and pilose; first Joint of rostrum almost 

 reaching base of head. 



Long. 4'/l' mill. 



