( 247 ) 



versus ]>osticiim directnm simiato; elytris subconvexis, 8 seriebus pilonini loiiiroruiu 

 setaceorum vestitis, iuter has series subtiliter jiunctuliitis ; til)iis rufis. 



Long. 7 mm., elvtr. 5|, lat. 2§. 



Differs from the {irecediug: sjtecies chiefly in I he shorter ami more convex 

 elytra, with a very fine and (jnite irregular pnuctuation. 



Hah. Kuilu (A. Mocqnerys, 1892). 



337. Exocentrus brevis sj). nov. 



c?. E. brevis, uigro-bruuneus, griseo-variegatus ; ore, antennarum articaloruni 

 (scapo incluso) basi, femornm et tibiarum basi extrema rufis ; capite prothorace 

 densissime granulatis ; elytris grosse seriatim punctatis, apico laevibus, 8 seriebiis 

 pilorum setaceornm longorum vestitis. 



Long. .5 mm., elj'tr. 4, lat. 2. 



Pubescence sparse, somewhat tinged with olivaceous ; elytra irregularly spotted 

 with grey. Sides of the prothorax slightly angnlated in front of the tooth, with 

 the latter rather suddenly directed backwards. Scutellum grey. ElHra densely 

 and coarsely jjunctured, with the ajiex almost im])unctate ; the punctures somewhat 

 nmbilicate, and arranged in not quite regular rows ; suture and middle of the disc 

 very faintly depressed, sides rather suddenly vertical. 



Hub. Kuilu (A. Mocquerys, 1892). 



This form may be easily distinguished from tiie other African species of this 

 genus by the gramdar head and prothorax, and by the peculiar outline of the latter. 



338. Exocentrus subfasciatus sp. uov. 



E. bruuneus, sjjarsim griseo-jjubescens ; ore, genis, antennarum articulorum, 

 femorum tibiarunique basi luteis : caj)ite prothoracei)ue impunctatis ; elytris minute 

 jmnctulatis, [lost medium fascia elytris communi littera M simili uotatis, subcouvexis, 

 jiilis erectis setaceis nigris in 8 seriebus dispositis vestitis. 



Long. .5 mm., elytr. A^, lat. 2. 



Brown ; with the mouth, base of all antenna! joints, and of femora and tibiae 

 of a liutf colour ; with the cheeks, margins of the prothorax, autl tip of the pru- 

 thoracie teeth rufous. Pubescence rather sparse. Base of the anteunal joints grey. 

 Lateral teeth of the prothorax very sharp, and directed to the shoulder angles of tlie 

 elytra. Scutellnm pitchy and somewhat triangular. Elytra with a transverse 

 blackish zigzag streak, extending from one outer margin to the other and similar 

 in shajie to the letter M- Each elytron bears eight rows of erect setulose hairs ; 

 the interstices between the hairs of the same row clothed with ii very faintly erect 

 grey jjubescence. Tip of the tibiae and tarsi black. 



Hah. Kuilu (A. Mocquerys, 1892). 



The single s])ecimen of the collection seems to be a female : the antennae are 

 imperfect, and the abdomen is covered with gum, so tluit 1 cannot make out the sex. 



339. (?) Exocentrus antennalis sj). nov. 



S . E. ater ; anteunis articulis 2" ad 4"'" pro maxima. ])arte, caeteris apicibns 

 extremis tarsisquc rutis, scai)o subnigro, elytrorum liasim attingeute. Prothorace 

 lateribus sat recto, dente anteliasali triangulare lato, brevi, ajjice acuto, armato ; 

 constrictioue basali punctis profundis transverse dispositis iustructa. Elytris 

 uonnnllis fasciis transversis et maculis inconspicuis gris{ns : lenidribus parum clavatis. 



Long. 4 mm., elytr. 3, lat. li. 



