Tetriginae in the Oxford University Museum. 355 



points in N.E. Rhodesia : — Five from Chisinga Plateau, 

 Kalungwisi, 4500 ft., No. 2149-2153, September 17, 1908, 

 and one from Mporokoso, 4500 ft., No. 2154, Septem- 

 ber 2, 1908. The type female example from which the 

 original description was drawn came from East Loangwa, 

 Rhodesia. 



Genus Acmophyllum, Karsch. 

 Eutom. Nachrichten, p. 21, 1890. 



In the preceding synoptical table of the genera of 

 African Cladonotae I have classed both Acmophyllum 

 xcrophylloides and A. conradli, described by Bolivar, under 

 the new genus Medinophyllum. The following table 

 therefore is confined to the three remaining species 

 enumerated below : — 



TABLE OF SPECIES. 



1. Inferior external carina of posterior fe- 

 mora quadrilobate ; anterior margin 

 of pronotal crest oblique, above before 

 the middle summit flattened-undu- 

 late ; length of pronotum, £ 



1G'3 mm undulation, Karsch. 



1.1. Inferior external carina of posterior 

 femora distinctly unilobate at the 

 middle. 

 2. Anterior margin of pronotum ver- 

 tical, above before the middle 

 summit sinuate ; length of prono- 

 tum, 9 17 mm excavatttm, sp. no-*. 



2.2. Anterior half of pronotal margin 

 above before the middle regu- 

 larly rounded ; length of prono- 

 tum, <$ 18 mm nigro-pundatum, Bol. 



A. excavatum, sp. now 



Facial costa barely scutelliform, the lateral carinae entire, acute 

 angulate above gradually divergent to the median ocellus, com- 

 presso-elevated between the antennae yet in profile flattened ; face 

 distinctly sinuate below at the ocellus ; antennae inserted far below 

 the eyes, equal in distance to one-half their height ; vertex on each 

 side next to the eyes bearing a small elevated tubercle. Pronotum 



