354 Mr. W. L. Distant on 



rostrum reaching the anterior coxse, first and second joints 

 subequal in length ; pronotum rather more than twice as 

 broad at base as at anterior margin, transversely constricted 

 at middle, centrally longitudinally broadly excavatedj lateral 

 margins sinuate, posterior angles acutely prominent, anterior 

 angles shortly subtuberculously prominent ; apex of scutelluni 

 produced in a somewhat long semierect spine ; hemelytra 

 reaching apex of abdomen, the last with its margins a little 

 dilated ; abdomen beneath flatly depressed, but with a very 

 strong central longitudinal ridge ; anterior angles of pro- 

 sternum shortly spinous ; legs of moderate length, anterior 

 femora strongly incrassate and shortly spinous beneath. 



Allied to ArgoUs by the two anterior spines to head, but 

 difi'ering by the incrassate and spinous anterior femora. 



Dithmarus atromaculatus, sp. n. 



Cinnamon-brown ; antennae and legs stramineous ; clavus 

 and anterior area of corium of a creamy hue ; membrane slaty 

 grey ; an elongate spot to clavus^ a broken discal spot 

 and a larger apical spot to corium, and a very small basal 

 and a large discal spot to membrane black ; connexivum 

 spotted with creamy white ; anterior femora beneath mode- 

 rately suffused with piceous ; the tarsi and apices of tibias 

 ochraceous. 



Long. 17 mm. 



Subfam. Harfactobin^, 



Phonolibes bimaculatus, sp. n. 



Black, greyishly pilose ; base and apex of head, two rounded 

 discal spots and margins of lateral angular areas to pro- 

 notum, margins and central carina to scutellum, connexivum, 

 posterior margin to prosternum, lateral margins of meso- and 

 metasterna, coxje, trochanters, and abdomen beneath san- 

 guineous ; lateral areas of abdominal segmental incisures and 

 anal abdominal segment black ; first joint of antennee about 

 as long as head and subequal in length to third, second short, 

 about half the length of third. 



Long. 9^ mm. 



Allied to the West-African P. venustus, Stal, from which 

 it differs by its smaller size and altogether different markings; 

 the pronotum is also narrower and much less profoundly 

 longitudinally impressed. 



