MALAYAN MEMBRACIDAE. 7 



Head broader than long, black, densely pubescent with silver}' 

 hairs which conceal the fine punctuation ; base sinuate, much higher 

 in middle; eyes prominent, black-brown; ocelli prominent, amber- 

 colored, shining, glassy, somewhat farther from each other than 

 from the eyes and situated slightly above a line drawn through 

 centers of eyes; clypeus about as broad as long, projecting for 

 about half its length below inferior margin of face, tip rounded and 

 very hairy. 



Prothorax uniform black, finely punctured, thickly pubescent 

 with silvery hairs; humeral angles weak, triangular, blunt; supra- 

 humeral horns long, slender, sharp, ridged, extending about equally 

 upward and outward and slightly turned backward -at tips, distance 

 between bases 1.7 mm., upper surface of horn centrally longitudinal- 

 ly carinate; median carina percurrent; posterior process long, 

 gradually acuminate, tricarinate, extending slightly beyond tip of 

 abdomen and well beyond internal angles of tegmina. 



Tegmina fuscous-hyaline, base black and punctate, costal mar- 

 gin somewhat pubescent, veins prominent. 



Undersurface of body very dark brown, almost black. Legs 

 light brown; tibiae finely spined; hind trochanters armed with 

 strong teeth. 



Length 6 mm. ; width between tips of suprahumerals 5 mm. 



Type: female (Bakers duplicate Xo. 8775). Type in author's 

 collection; two paratypes in Professor Baker's collection. 



Locality : Singapore. 



Three specimens were examined, all females. Two were from 

 Singapore and one from the Island of Penang. 



16. Tricentrus brunneus, sp. nov. 



Xear the preceding but smaller and differing particularly in 

 the size and shape of the. suprahumeral horns. 



Uniform golden brown, finely punctate and pubescent with 

 silvery hairs ; suprahumeral horns short, blunt, tricarinate ; posterior 

 process reaching: tip of abdomen : tegmina smokv-hvaline with base 

 black. 



Head wider than long, brown, completely covered with fine 

 white pubescence ; base rounded ; eyes very large, prominent, brown : 

 ocelli protruded, pearly, about equidistant from each other and 

 from the eyes and situated slightly above an imaginary line drawn 

 through centers of eyes; clypeus very long, projecting for almost its 

 entire length below inferior margin of face, tip covered with long, 

 straight, white hairs: inferior margin of face only slightly sinuate, 

 almost truncate; antennae very slender. 



R. A. Soc. No. 79. 



