32 MEMBBACID^i:. 



'2142. Leptocentrus UStus, Buclf. Monorjr. Membrac. p. L>36, t. liii, 

 f. 7 (1!X)3). 



The type of this species is not to be found in the Bucktou 

 collection. The description is as follows : — " 8mall, nearly black 

 in colour. Posterior horn very slender and thin at the base. 

 Tegmiua lustrous, with fine brown ueuration. Abdomen stout 

 and nearly as long as the tegmina. Tibia) slightly flattened. 



" Size 5x3 mm." 



Huh. " Ceylon, Madras." 



2143. Leptocentrus insignis, sp. n. 



Head and pronotum black ; scutellum, lateral margins of 

 pronotum, and the sternum cretaceously sericeous ; abdomen 

 beneath black, more or less cretaceously sericeous ; legs black, 

 apices of femora, the intermediate and posterior tibia? and the 

 tarsi (excluding apices) ochraceous ; tegmina ])ale bronzy, base and 

 costal area piceous ; pronotum thickh^ and finely punctate and 

 pilose, froutally palely pilose; lateral transverse processes somewhat 

 short, roundly recurved, tricarinate above, their apices subacute ; 

 posterior process slender, tricarinate above, obliquely recurved, the 

 central carination continued through pronotum ; face thickly palely 

 pilose ; tegmina with the basal and costal piceous areas thickly 

 punctate ; scutellum about as long as broad. 



Length G to G4 ; breadth lat. pronot. process. 3| millim. 



Hah. Nicobar Islands ; Nankauri (Rogers). — Borneo ; Muching 

 {Heivitt). 



The type of this species is a Bornean specimen, that from the 

 jVicobars being somewhat mutilated. It may be distinguished by 

 the totally white scutellum and the broad lateral white margins to 

 the pronotum. 



Genus NILAUTAMA, nov. 



Type, K. tijpica, Dist. 



Distribution. Tenassei'im. 



Pi'onotum slightly elevated at base ; the lateral transverse 

 processes broad, robust, a little directed upward and very slightly 

 apically recurved, strongly cariuate behind middle ; posterior process 

 short, slender, emitted a little above base of pronotum, well elevated 

 above scutellum and continued a little obliquely upward, the apex 

 acute and almost extending to the point of the posterior angle of 

 the inner margin of the tegmina ; scutellum shorter than broad, 

 its apex emarginate ; tegmina ampliated towards middle and 

 obtusely angularly narrowed at apex, with four apical areas ; 

 legs simple. 



2144. Nilautama typica, sp. n. 



Head and pronotum black ; scutellum (excluding apex) and 

 lateral margins of sternum cretaceously sericeous ; legs pale 

 castaueous; tegmina bronzy-ochraceous ; costal area somewhat 



