138 



Lt.-Col. WiiHi Sampson on 



laterally, aiul ending in an acute spine at the outer angle ; 

 the inetastLMiial I'enioral dejiressiou is dentate at the margin. 



Lenqth 4"1)— 0"1 mm.; breadth 1"1 mm. 



POKTUGUESE East Africa : Xinavane (C B. Harden- 

 I) erg) . 



Type in the British Museum. 



? . Kesembles the male in colour, but is ratlier darker, 

 especially on each side of the elytral suture and at the base and 

 apex. Front shiny and Sjiarsely hair}-, the surface irregular, 

 produced forwards centrally just before the vertex, but de- 

 pressed laterally as far as the eyes, which have their inner sides 



a, b. Crossotarsus hardenbergi, sp. n. c, Crossotarsus opifcx, sp. n. 



shari)ly depressed and sliglitly excavate, thus causing an 

 angle at the upper inner edge ; the upper half of the front is 

 faintly punctate, the lower portion having deeper and closer 

 punctures and being provided with upstanding matted hairs, 

 together with two tufts of long recurved hairs over the 

 month ; on the inner edge of the eyes there is a row of 

 recumbent hair extending towards the centre; the vertex 

 has a somewhat sharpl}- defined and semicircular lateral 

 ridge, which forms the upper margin to a depression situated 

 close to the upper portion of each eye ; the central carina is 

 prominent and extended forwards and downwards, thesuiface 



