8 MALAYAN MEMBRACIDAE. 



Prothorax uniform brown, finely punctate, closely pubescent 

 with short silvery hairs; humeral angles prominent, triangular, ex- 

 tending outward almost half as far as the suprahumeral horns; 

 suprahumeral horns short, slender, tips blunt, anterior, dorsal aud 

 posterior surfaces carinate, extending outward and upward, about 

 as far apart at bases as the length of one horn; posterior process 

 long, slender, straight, extending almost to tip of abdomen, closely 

 impinging on scutellum, tip darker. 



Tegmina smoky-hyaline, wrinkled, base black-brown and punc- 

 tate, veins prominent, slight dark brown marking at apicalcostal 

 margin. 



Undersurfaee of body very dark brown, almost black. Hind 

 trochanters armed with strong teeth. Legs uniform light brown; 

 femora smooth; tibiae triquerate and bearing at edges fine spines. 



Length 5.5 mm. ; width between extremities of suprahumeral 

 horns 3.5 mm. 



Type: female (Baker's duplicate Xo. 8774). 



Locality : Singapore. 



17. Tricentrus truncaticornis, sp. nov. 



Short, heavy-bodied, black ; pronotum as seen from above about 

 as broad as long ; suprahumeral horns very long, equal in width 

 throughout length, tips squarely truncate ; tegmina ferruginous- 

 hyaline, bases black, veins slightly nodulate. 



Head much wider than long, black, thickly punctate, closely 

 pubescent; base strongly sinuate; eyes white tinged with reddish 

 which makes them very prominent as compared with the black head 

 and body; ocelli pearly, about equidistant from each other and from 

 the eyes and situated slightly above a line passing through centers 

 of eyes; clvpeus as wide as long, tip rounded and practically con- 

 tinuing the sinuate inferior marginal outline of the face. 



Thorax black; punctate, sparingly pubescent; metopidium 

 wider .than high ; humeral angles very inconspicuous, almost hidden 

 under the large suprahumeral horns; suprahumeral horns long, 

 broad, flattened, as far apart at their bases as the width of the 

 head, longitudinally striate above, tips squarely cut off at right 

 angles leaving a truncate end as wide as the base; posterior process 

 short, barely reaching internal angles of tegmina. base wide, ex- 

 tremity suddenly narrowed to form an acute tip. 



Tegmina ferruginons-hvaline, so wrinkled between veins as to 

 be almost opaque ; base black and punctate ; veins prominent and 

 bearing scattered nodules. 



Legs and undersurfaee of body uniform black with scattered 

 pubescence. Hind trochanters armed with strong, prominent teeth. 



Jour. Straits Branch 



