398 Transactions South African Philosophical Society, [vol. xiii. 



$ which are absolutely similar in all those varieties, with those of 

 hornimani. I have not, however, been able to obtain an assumed 

 typical G. quadrimaculata, as figured by Bates, but if its genitalia 

 differ, which I doubt, then C. lorigera, Jans., would stand as the 

 type form of all the varieties here mentioned. 



Length 23-30 mm. ; width 10-13J mm. 



Hab. Southern Ehodesia (Manica, Salisbury ; ? Victoria Falls ; 

 Sebakwe, Umtali, Matopos, Mazoe), Nyassaland ; Angola ; Came- 

 roons, Congo ; Dieli, Senegal, &c, &c. 



Feeds on gum of Acacia and Combretum, on pods of Cassia, and 

 on flowers of Protea. 



Gen. STEPHANOEEHINA, Burm., 

 Handb. d. Entom., in., 1842, p. 208. 



Mentum broad at the base, ligular part with almost the whole of 

 the anterior part broadly incised and the outer angles rounded, the 

 palps cavity extremely wide, maxillae moderately robust, inner lobe 

 inermous, upper lobe elongated, not hooked, both densely hairy ; 

 head of $ with a T-shaped vertical frontal horn {guttata), or an 

 horizontal lamina (simplex), clypeus parallel, the sides dentate in 

 front at about one-third or sometimes half the length, the anterior 

 part is notched in the centre, and produced on each side of the 

 notch into a more or less highly raised vertical horn or highly 

 reflexed lamina; head and clypeus simple in the ? , the latter 

 sinuate in front ; antennal club shorter than the pedicel in either 

 sex; prothorax of the usual shape; scutellum sharply acuminate; 

 elytra elongated, attenuate behind; sternal process laminiform, 

 triangularly acuminate, slightly recurved at tip ; grooved longi- 

 tudinally, and with a plain mesothoracic suture ; anterior tibiae 

 dentate at apex only in the $ , tri-dentate in the ? , inner part of 

 all the tibiae pubescent. 



This genus is represented in West, Central, and East Africa. 



Stephanokrhina simplex, n, sp. 



Plate XLVIL, figs. 1, la. 



Male : Metallic green with a slight flavescent tinge on the head 

 and prothorax, the latter has two darker green discoidal round 

 patches ; elytra greener along the suture, the base, and the posterior 

 part than on the rest of the surface which has a slightly amethystine 

 tinge, and completely concolorous ; under side and legs greenish 

 flavescent; head with a somewhat broad, laminiform, slightly 



