HEMIPTERA 589 



(13) Nesosydne pahistris Kirkaldy. 



Nesosydne palustris Kirkaldy, 1908, op. cit. p. 202, PI. iv. fig. 7. 



^. Head, pronotum and scutellum sordid brownish yellow, scutellar keels darker, the 

 median suffused ; anterior margin of head darker ; genae and clypeus with paler keels. 

 Tegmina brownish yellow, hyaline, immaculate except a short, dark stripe on the 

 commissure at the apex of the clavus ; also .some of the veins dark. Tergites pale 

 brownish yellow, variegated with blackish brown. Legs and sterna pale yellowish. 

 Second segment of antennae two-sevenths longer than the first. Spur with nine spines. 

 There is no continuous subapical transverse line, and the clavus is not completely 

 sutured off from the corium. There are four apical veins, the subcostal cell being acute 

 apically. (In one example, there is a supplementary transverse vein in the interior 

 discoidal cell of one tegmen.) Tegmina reaching not quite as far as the apex of the 

 abdomen. Last tergite deeply acute-angularly emarginate ; pygophor in profile with a 

 horizontal spine on the dorsal margin. Length 3^^— 3f mm. 



Hab. Molokai, 4950 ft. (Sept., Perkins) and 4500 ft. (Sept., Perkins), two tt on 

 trees in the excessively wet bogs in the highest points of Molokai. This species is also 

 probably extinct now. 



(14) Nesosydne mibigena, sp. nov. 



$. Closely allied to the last, but smaller. Tegmina reaching to about the middle 

 of the pygophor, with two apical cells only. Spur with eight spines. Length 3 mm. 



Hab. Molokai, forest above Pelekunu (July, one $, Perkins). Also probably 

 extinct. 



(15) Nesosydne cyathodis, sp. nov. 



Head brownish yellow, the apical margin of frons and genae, clypeus, antennae, 

 legs (except spur), etc., dark fuscous or blackish brown. Tegmina whitish. Pronotum 

 and scutellum fuscous with pale keels. Abdomen blackish with pale spots and a broken 

 pale line down the middle. Tegmina reaching to about three-fourths the length of the 



abdomen. 



i pygophor black, styles, etc., black ; genital styles in shape somewhat like those 

 o{ ckainhersi, but more elongate and narrower. Length if mm. 



The nymphs of the last instar are of the same general colour as the adult, but the 

 frons is pale only basally, and the abdomen is rather more marked pallidly. 



Hab. Hawaii, Kilauea, 4000 ft. (April, Swezey, Giffard, May, Kirkaldy), on 



Pukeawe {Cyathodes tameiameiae). 



76 — 2 



