Longicornia Malayana. 309 



Orsidis sobriiis. 

 ■ Monohammus sobrius, Pascoe, Trans. Ent. Sec. ser. 2, iv. 246. 



O. brunneus, leviter griseo-pubescens ; capite impunctato ; pro- 

 thorace punctis paucis perparvis notato ; elytris sub-seriatim 

 punctatis ; femoribus anticis valde incrassatis. 



Hab. — Sarawak (and North China). 



Reddish-brown, sparingly clothed with grey hairs; head im- 

 punctate ; punctures on the prothorax very small, about ten 

 in number, dispersed irregularly on each side the median line ; 

 scutellum glabrous in the middle, each side clothed with long 

 yellowish hairs ; elytra subseriate-punctate, the punctures rather 

 irregular at the base ; body beneath and legs with a more delicate 

 pubescence than on the upper surface; anterior femora nearly 

 twice as thick as the posterior ; antennae pubescent, brownish, the 

 joints ashy at the base. 



Length 6 lines. 



Resembles a very small individual of Monochamus Jistulator, 

 Germ. 



Orsidis cariosus. 



O. niger, pube ochracea irroratus ; prothorace oblongo, grosse 

 et confertim punctato ; elytris basi sub-cristatis, grosse et 

 irregulariter punctatis, punctis nitido-areolatis. 



Hab. — Singapore, Sarawak. 



Black, speckled with ochraceous ; head and prothorax closely 

 and coarsely punctured, the latter rather narrow or somewhat longer 

 than broad ; scutellum with alonger and more yellowish pubescence; 

 elytra sub-crested at the base, coarsely and irregularly punctured, 

 the punctures with glabrous black shining edges, the intervals 

 with small patches of ochreous pubescence, here and there form- 

 ing larger patches ; body beneath, legs and antennae brownish- 

 testaceous, with a thin greyish pile, joints of the latter darker at 

 their apices. 



Length 6 lines. 



Orsidis incomptus. 

 O. brunneus, pube cervina tectus ; capite prothoraceque im- 

 punctatis ; elytris vix sub-seriatim punctatis, apicibus sub- 

 angulatis ; femoribus anticis valde incrassatis. 

 Hab.— Makian. 



Reddish-brown, entirely covered with a fawn-coloured pu- 

 bescence, which is a little finer on the body beneath and legs j 



