220 ON THE GENUS CEROBATES. 



the sides behind the eyes, metarostrum obsoletely foveo- 

 late; antennae with the 9th and 10*^ joints almost globu- 

 liform, the apical one short; prothorax smooth, depressed; 

 elytra elongate , conspicuously attenuate behind the middle 

 towards the tip , tristriate along the sutural interstice , the 

 3i''i dorsal stria not interrupted ; the sides are also striate. — 

 Length S^/g — T'/g mill. — Not common. 

 Hah. Java. 



8. C. sexsulcatus Motsch. 



Motschulsky, Etudes eutom. VII, p. 95, 1858. 



Distinctive characters: Head regularly rounded 

 behind the eyes : metarostrum almost smooth , apical joint 

 of the antennae short, a little longer than the preceding 

 one , prothorax smooth , shining ; elytra along the sutural 

 interstice tristriate in the basal half, the S^^ stria (exter- 

 nal) interrupted towards the middle of the elytra, never 

 prolonged down to the tip ; the sides are smooth , very 

 shining; the apex rounded and margined. — Length 3 V-^ — 

 6 mill. — Very common. 



Hab. From Ceylon to New-Guinea. 



9. C. adustus Senna. 



Notes from the Leydea Museum, XVI, p. ISl, 1894. 



Distinctive characters: Body elongate, colour 

 reddish brown or chestnut, sutural region often darker; head 

 angular at the sides , rostrum slender, antennae with the 

 median joints almost globuliform or slightly oval but 

 shorter than in C. tristriatus Lund, apical joint short, 

 ovato-conical ; prothorax broad, depressed, smooth. Elytra 

 elongate, tristriate along the sutural interstice in the basal 

 third , bistriate in the remaining portion ; the S""» stria 

 (external) interrupted near the base , disc of each elytron 

 smooth, sides striate. — Length 9 — 10 mill. — Not common. 



Hab. Java. 



Notes from the Leyden JMuseum, Vol. X.V1I. 



