140 Lt.-Col. Winn Sampson on 



interstices more or less truncate .npically, and lorif^cr tlian tlie 

 others, the third heinij broadened het'ore the apex and also 

 slightly at the base and punctured ; the second and t'onrth 

 are narrowed and not continued to the apex, the fiftli lonrrer 

 than the remainder and transversely truncate; the sixth and 

 seventh are of equal lenf^th, but tho latter is the broadest; 

 the eighth is longer and narrower than the ninth, botli being 

 transversely truncate. Abdomen (fig. c) : the cavity in the 

 second abdominal segment has the sides almost parallel or 

 slightly incurved as far as the inner posterior angles, and 

 is then rounded and fringed with hair, becoming, however, 

 slightly sinuous laterally, and ending in a minute spine; the 

 metasternal femoral depression is marginally denticulate. 



Lencfth 3'9 mm. ; breadth 1 mm. 



The female is very similar to that of the preceding species, 

 but diflrers chiefly in the much smaller size, the flatness of 

 the front, and the absence of the depression over the eyes, 

 and is much paler in colour. 



Length 4'2-4:*5 mm. ; breadth 1 mm. 



Portuguese East Africa: Xinavane (C. B. Ilarden- 

 herg). 



Type in the British Museum. 



Tliis and the preceding species belong to the group Crosso- 

 tarsi Abdominales, Chap. 



Platypus penetralis, sp. n. 



(J . Brown. Front flat, the surface areolate ; vertex 

 rounded, with a shining, central, longitudinal carina, ami 

 laterally closely covered with oblong aroohitions and a few 

 hairs. Prothorax oblong, shiny, more or less evenly })unc- 

 tured, the basal longitudinal carina extending t") the basal 

 third. Elytra punctate-striate, the striae being deeply and 

 closely punctured, the interstices very minutely punctured, 

 becoming rugose and hairy towards tlie apex ; the first inter- 

 stices smooth, shiny, and strongly carinate, slightly divergent 

 towards the apex, but becoming parallel before the termin;;- 

 tion, the third liaving a shiny broadened base, the terminal 

 ])rolongation having the superior spine straight, the external 

 one longer, curved outwards, and pointed, the inferior being 

 obtusely rounded. Legs : the anterior tibise very hairy and 

 carinate exteriorly. 



Length 4*5 mm.; breadth 1 mm. 



? . Pale yellow, front and elytral apex rather darker. 

 Front transversely striate from between the eyes to the 

 epistoma, the striae becoming finer bolow the central transverse 



