8;?2 THE LATE MH. M, JACOBY O.N .NEW [Kov. '2(l, 



Length 2 milliiu. 



Head entirely impunctate, bluish black ; antennae with the 

 lower tive joints, fulvous, rest black, second and following joints 

 very small, terminal joints wanting, sixth and seventh thickened 

 Thorax subcylindrical, rather long, strongly widened at middle ; 

 surface smooth and shining, black ; a narrow tiansverse gi'oove in 

 front of scutellum, finely punctured. Scutelluiu elongate and 

 pointed, black, impunctate. Elytra about one-half longer than 

 broad, the pvincturation only visible under a very strong lens ; 

 shoulders and humeral lobes but feebly marked, the black colour 

 intei-rupted by a broad oblique red band extending from the 

 basal margin to below the middle and inwards as far as the first 

 row of punctures. Prosternvim twice as broad as long, fulvous as 

 well as the mesosternum and the tibiae and tarsi, these latter 

 more obscurely so. 



Eah. Prov. Tucuman, Argentine Republic, 



Smaller than M. pustulipennis St., the thorax without lateral 

 depressions, the elytral puncturation much finer, the red band 

 extending to the base and much nearer towards the suture. 



MONACHIJS TERMINATUS, sp. n. 



Fulvous ; terminal joints of antenna, sides of breast, legs, and 

 apex of elytra black ; thorax impvinctate ; elytra finely punctate- 

 striate. 



Length 2| millim. 



Head with the middle portion fulvous ; eyes occupying the 

 entire sides ; antennse extending to base of thorax, black ; lower 

 two joints fulvous, second and following joints short, terminal 

 ones considerably thickened. Thorax twice as broad ; anterior 

 margin half the width of posterior one ; surface entirely im- 

 punctate, opaque, fulvotis. Scutellum elongate, triangularly 

 pointed. Elytra slightly narrowed posteriorly, with finely 

 punctured rows, each row;- beginning with a deep puncture at 

 base;, basal margin naiTOwly black; rest of surface fulvous, the 

 apex in shape of a transverse band black ; sides of breast, abdomen 

 and legs black. Prosternum fulvous, transverse, widened at 

 posterior portion ; the angles pointed. 



Hah. Peru, 



MONACHUS MERIDAEXSIS, Sp, n. 



Below black ; thorax fulvous, with two black spots anteriorly, 

 impvinctate ; elytra bluish black, strongly punctate -striate. 



Length 2 millim. 



Rather broad and short ; the head impunctate, blackish, 

 opaque, lower portion more or less fulvous ; antennae very short, 

 black, basal joint fulvous, terminal ones strongly thickened. 

 Thorax scarcely twice as broad as long, strongly narrowed 

 anteriorly; surface opaque, impunctate, with two small, elongate, 

 black spots before middle anteriorly. Scutellum much longer 

 than broad. Elytra broad at base, slightly narrower posteiiorly ; 



