LIST OF HOMOPTEROUS INSECTS. 505 



pitchy, slender, straight, extending some distance beyond the tip of 

 the abdomen : breast partly pitchy : shanks widened : wings colour- 

 less ; fore-wings tawny and punctured at the base; veins black, 

 ferruginous at the base ; four discoidal areolels. Length of the 

 body 2^ lines ; of the wings 6 lines. 



a. South Africa. Presented by Dr. A. Smith. 



4. OxYRHACHis Delalandii.'' Mas. 



Oxyrhachis Delalandii? Falrm. Ann. Soc. Ent. Fr. 2me Serie, iv. 

 268, 3. 



Ceriina nigro varia ; prothoracis cornua dorsalia porrecta, divciri- 

 cata, apice arcuaia ; cornn posticuin abdomen superans, supra 

 tumidum, suhtus serratum ; femora nigra ; tarsi ferruginei ; 

 ales limpidce ; alee andccB basifulvce ; vence nigro guttatcB aut 

 nebulosce. 



Fawn-colour, very pubescent ; head transverse, a little narrower 

 than the fore-chest, truncate in front, notched on each side, black on 

 each side adjoining the eye; its breadth not much exceeding its 

 length ; face obconical, less than half the length of the head : fore- 

 chest roughly punctured, deep in front, varied with black, rising al- 

 most vertically from the head, slightly ridged ; shoulders rounded, 

 not prominent: horns above short, very thick, irregularly prismatic, 

 acute, slightly diverging and inclined forward; their tips curved 

 outward ; outer side and hind side slightly concave ; inner side con- 

 cave near the base, transversely ridged towards the tip; hind horn 

 extending much beyond the tip of the abdomen, very slightly curved 

 upward ; lower side flat, obliquely serrated near its tip ; upper side 

 with a concave curve, forming a semi-oval between two humps, the 

 first at the base almost angular, the second near the tip lower and 

 more rounded : breast mostly black : abdomen sometimes ferrugi- 

 nous: thighs black ; shanks dilated ; feet ferruginous : wings colour- 

 less ; fore-wings tawny and punctured at the base ; veins tawny, 

 with black dots; some of the cross-veins clouded with black; four 

 discoidal areolets ; veins of the hind-wings black. Length of the 

 body 2f lines; of the wings 5 lines. 



a. Cape. From M. Drege's collection. 



6, c. Port Natal. From M. Gueinzius collection. 



Y 3 



