589 



<•^r^•iTlg inwards at the liusp in tlie iliroction of the frontal fovea. 

 Antennae as in E. samoensis hut proportionately longer. Prothorax a 

 little longer than broad, almost parallel-sided from the base to" the middle, 

 then roundly narrowed to the apex; the dorsum gently convex longi- 

 tudinally, with a broad shallow median furrow in tlie basal half, the 

 shiny area on eaeli side minutely jmnetate and with scattered rather 

 large punctures, each bordered inwardly or anteriorly by a much flattened 

 granule; most of the punctures bearing minute recumbent pale setae. 

 Elytra narrowly ovate; rather sharply pointed behind and almost jointly 

 rounded at the a]iex; the punctures in the rows separated by their own 

 Imigth or more and each with a d(>[)ressed granule at its anterior edge; 

 the punctures in the stripes not visible through the scaling, and the rows 

 on the inflexed margins curved, irregular behind and not reaching the 

 base; a large shallow oval impression close to the lateral margin not far 

 from the base; the liare intervals adjoiu'iig the suture each with a row 

 of small, mu'.di depressed, dista7it granules; on the broad inflexed margin 

 of the elytra the median interval has a curved row of about 12-16 shiny 

 granules, each bearing a stout upwardly directed red-brown spine, and 

 below it another sparser row of s'lu'lar I)ut much smaller spines; the 

 extreme lateral marg'u of the elytra with a fi-inge of projecting setae on 

 the apical half. J^fis coriaceous, with numer(nis low shiny granules (caeli 

 bearing a stout recumljent seta) and th'uly clothed with narrow blue-green 

 scales; the hind femora with a large smooth oval imjiression on the inner 

 face. Venter Avitli tlit> first \entrite very broadly and shallowly impressed. 

 Length, 12 mm.; breadth, 5 mm. 



Habitat. — Upolu Island. One male, Tafua \ olcano, 101/ 

 (Dr. H. S-cvale). 



Type in the Uritish Ariiseum. 

 A strikingly distinct species. 



Si' r.i-'A M I r.v A c ic x v. m ini \ a k. 



Acicnemis foveicollis Tleller. 



A. foveicollis Heller, Denks. K. Ak. \\'iss. Wien, 'LXXXIX : 

 695. 1913. 



Habitat. — 5>a\aii Island (Dr. Rccliiii_i:;er I : I'liolu Island (Dr. 

 Rccliiir^cr ) : Tntnila Island, one male and one female. 760-1070 

 feet. lY and \'I, I'MH (Dr. H. C. Kellcr.s-). Tahiti: Tonga 

 Tslands ; \\^allis Island. 



Genus Trigonopterus Fauvel (1802). 



It is not clear whether Pascoe's genus Idotasia (1872) is 

 really distinct from Trii^oiiof'tcrus, but ccrtainl}- se\eral species 



