Species of African HalticiniB and Gcderucinse. 27 



each with two deep depressions, and finely punctured within tlie 

 latter. 



Mas. Elytra near the apex with an elongate, highly raised 

 tubercle, its apex obliquely truncate. Length 6h millim. 



Head impunctate, the vertex black, the lower portion flavous, 

 labrum black, antennae very slender, black, the lower two joints 

 flavous, third and fourth joint equal ; thorax nearly twice as broad 

 as long, impunctate, flavous, with a deep transverse sulcus at the 

 middle, scutellum flavous ; elytra deeply depressed below the base at 

 the suture and with another fovea near the lateral margins below the 

 middle, finely punctured at the basal portion, the rest nearly im- 

 punctate, legs flavous, the lower portion of the tibiee and the tarsi 

 black, claws appendiculate. 



Hah. Chirinda Foeest, Gazaland, Africa (G. Marshall). 



Almost identically coloured as D. nigricornis, Weise, but 

 of much broader shape, the basal joints of the antennae 

 flavous, the elytra with two depressions and the tubercles 

 of the male not pointed but elongate, hollowed within, and 

 abruptly truncate at the apex ; the last abdominal segment 

 of the female slightly semicircularly concave, its apex 

 entire. 



Hyper acantlia obcsa, sp. n, (Plate III, fig. 8.) 



Broadly ovate, short and very convex, testaceous, antenna?, (the 

 basal joints excepted), the apex of the tibise and the tarsi black, 

 thorax deeply sulcate, impunctate, elytra very finely punctured, a 

 narrow band at the base, connected at the shoulders Avith another 

 curved transverse band before the middle and the suture anteriorly, 

 black. 



var. a. The elytral basal margin narrowly black as well as a small 

 spot before the middle. 



var. h. Elytra entirely testaceoiis. Length 5^ millim. 



Female. More than usually convex and short, the head impunc- 

 tate, frontal elevations broad and transverse, clypeus with a highly 

 raised, broad, central ridge, labrum black, antennae with very slender, 

 elongate joints, extending to about two-thirds the length of the elytra, 

 black, the lower two joints and sometimes the third one flavous, 

 second joint very short ; thorax more than twice as broad as long, 

 the sides straight at the base, rounded before the middle, the disc 

 impunctate, with a deep transverse sulcus, the anterior portion near 

 the angles, with a few fine punctures, elytra extremely closely and 

 finely punctured, testaceous, the base with a narrow, transverse black 

 band, extending downwards at the shoulders to about one-tliird the 



