58 Descriptive Catalogue [1897. 



transverse sulcus not deep, little angular and briefly produced 

 behind. 



Elytra a little broader than the prothorax, moderately elongate, 

 parallel laterally with the shoulders quadrate ; external fovea large 

 but hardly sulciform ; abdomen a little l^roader behind than at base. 



Male: Third dorsal segment not twice as long as the preceding 

 one, fourth nearly equal to the third ; of the ventral ones the fourth 

 is hardly sinuate at apex, the fifth deeply foveate in the middle, the 

 sixth is impressed in a circular manner and slightly asymmetrical 

 and obsoletely sinuate laterally, seventh large, triangular, obtusely 

 carinate at apex ; metasternum at times inconspicuously impressed. 



Female : Third and fourth dorsal segments merely a little larger 

 than the preceding one, fifth ventral one shorter than the fourth by 

 one-half, sixth large, transversely triangular and acuminate at tip. 

 Length 1-1 • 10 mm. 



This species is smaller, more slender and more parallel than the 

 others, and the ultimate ventral segment in the male is less irregular 

 in shape. 



Hab. Cape Colony (Cape Town, Stellenbosch). 



ASYMOPLECTUS ATERRIMUS, 



Plate XVI., fig. 25. 



Shorter and broader than the other species, black or piceous black, 

 now and then paler on the disk for a short distance ; head large, 

 more attenuate in front than behind, temporal prominences rounded, 

 the foveae between the eyes larger than the others, the sulci incon- 

 spicuous ; antennee shorter and much thicker than in the other 

 species, club less conspicuous ; prothorax similar in shape to that of 

 A. discicollis, but ratlier narrower than the head; elytra a little 

 broader than the prothorax, slightly elongate and rounded for a short 

 space ; abdomen convex, declivous and much rounded at apex. 



Male : Third dorsal segment nearly twice as large as the preceding 

 one, fourth ventral one hardly sinuate at apex and with a minute 

 median tubercle, fifth with the median part broadly depressed 

 transversely and deeply incised circularly, seventh brief, obtuse at 

 tip and with a straight longitudinal carina ; metasternum slightly 

 impressed ; intermediate and posterior trochanters slightly angular. 



Female : Abdomen less convex, third dorsal segment only a little 

 larger than the preceding one, fifth ventral not quite half the size 

 of the preceding sixth transverse, and with the apex obtuse and 

 nearly rounded. Length 1-10-1-30 mm. 



This species is shorter and broader than the others, and the ventral 

 segments are symmetrical. 



Hab. Cape Colony (Cape Town, Newlands). 



