Longicornia Malayana. 89 



bases of all the joints, including the scape, fulvous, the second 

 entirely fulvous. 

 Length 7 lines. 



Dystasia. 

 Caput antice quadratum, tuberibus antenniferis validis, apice pro- 

 ductis, basi approximatis. Ocidi late emarginati. Jntennce 

 corpore longiores, ciliatae ; scapo subelongato, obconico, apice 

 rotundato et aliquando intus spinoso, articulo tertio scapo vix 

 sequali, quarto breviore, caeteris brevioribus et aequalibus. 

 Pro^/joraa; subtransversus, convexus, lateribus muticus, rotun- 

 datus. Elytra oblonga, convexa, basi piloso-cristata, apice 

 truncata, humeris productis. Pedes niodice robusti ; tarsi 

 subangusti. Mesosternum antice productum. 

 Two well-marked species compose this genris, which is quite 

 distinct from any other in the collection. There is a curious little 

 spine at the apex of the scape in D. semicana, but this appears to 

 be absent in the other species. 



Dystasia semicana. 



D. brunneo-varia ; capite antice albo ; elytris dimidio apicali 

 can is. 



Hab. — Singapore. 



Clothed with a closely-set pile, with long whitish hairs thinly 

 interspersed but more numerous on the legs ; head white in front; 

 mandibles black, shining; lip dark brown, covered with wliite 

 hairs ; epistome and palpi testaceous ; prothorax pale yellowish- 

 brown, including the crests, the sides and centre inclining to 

 whitish, a black median impressed line posteriorly, and on each 

 side at about the middle a small tubercle; scutellum rounded; 

 elytra rather irregularly punctured, the base yellowish-brown, 

 with a patch of the same colour nearly in the middle, behind this 

 a very pale irregular mark, the rest a cinereous white ; body beneath 

 and legs whitish-ashy, the latter clouded with yellowish-brown, 

 the tarsi darker ; antennae yellowish-brown, the basal half of the 

 joints mostly pale-ashy. 



Length 8 lines. 



Dystasia circulata. (PI. V. fig. 4.) 

 D. brunnea, fusco-lineata ; capite antice glabro, nigro, longi- 



tudinaliter albo-lineato ; elytris fascia media, humeros versus 



curvata, alba. 

 Hab. — Sarawak. 

 Clothed with a short pile, a few long hairs on the legs only ; 



