1902.] Catalogue of tJw Coleoptera of Soutli Africa. 847 



MONOCHELUS FUNEBKIS, 11. speC. 



Male : Black, shining, clothed with small lanceolate greyish scales ; 

 head very closely punctate and having a very short greyish pubes- 

 cence, the clypeus is slightly attenuate laterally and has the outer 

 angles rounded ; prothorax convex, ampliated and rounded laterally 

 in the middle, faintly impressed longitudinally in the central part of 

 the disk, deeply but moderately closely punctured, each puncture 

 bearing a short, squamiform appressed greyish hair, and there is all 

 round a border of thicker and slightly more fiavescent squamose 

 hairs ; scutellum covered vnth elongate greyish scales ; elytra dis- 

 tinctly attenuate laterally towards the apex and deeply sinuate below 

 the humeral part, bi-costate on each side and with the intervals 

 filled with lanceolate, somewhat closely set but not contiguous 

 scales ; propygidium, abdominal segments and pectus covered with 

 elongate scales, pygidium with short hair- like scales broadly 

 scattered ; legs long, slender, the hind femora, which are sparsely 

 squamose, are moderately robust and simple, and the hind tibiee are 

 also moderately thick, simple, and have an apical spur, the anterior 

 ones are bi-dentate outwardly, the claws are robust, the anterior ones 

 double with the outer one cleft, the median ones are more emarginate 

 than incised at the tip. 



Female unknown. 



This species closely resembles M. inops, but is distinguished by 

 the shorter clypeus, which is also less broadly rounded laterally, the 

 absence of the long setae in the anterior and lateral parts of the 

 prothorax, the smaller, denser, and less hair-like scales on the elytra, 

 and the absence of a tooth under the claw of the intermediate legs, 

 this claw also is not liifid as in M. inops. 



Length 5-5|- mm. ; width 2f mm. 



Hah. Natal (Durban). 



THABINA, n. gen. 



Mentum ovoid, gradually attenuated towards the apex and not 

 constricted laterally, straight at the apex with the angles slightly 

 rounded and not penicillate ; inner lobe of maxillae absent, upper 

 lobe short, concave, not penicillate and armed with four teeth ; last 

 joint of labial palpi swollen outwardly, that of the maxillary palpi 

 fusiform, truncate at the tip ; clypeus attenuate towards the apex, 

 where it is emarginate, and with the margin raised all round ; 

 antennae nine- jointed, club as long as the other six joints taken 

 together ; prothorax ampliated and rounded laterally ; scutellum 

 ogival ; elytra sinuate laterally and very attenuate towards the 



