106 Kbv. H. S. (xorham's Notes on tlip. 



tliin.n' I um acquainted with, it appear?^ to 1)6 cleft and developed 

 into two lateral plates, these are completely covered hy the 

 dorsal plate which is convex and sulcate externally. 

 Hah. Sarawak, (Saunders). 



OmaiUus augudicejis, n. sp. 



Elongatus, suh-parallelus, nigro-piceus, antennaruni articulis 

 duobus basalibus et ultimo, tarsisque pallidis ; elytris fasciis 

 duabus arcuatis, apiceque albida, griseo sericeis. Long. lin. 5. 



Allied to the preceding ; head with the eyes of the width of 

 the thorax, the latter twice as long as wide, opaque, obsoletely 

 constricted before and behind, elytra having the sides parallel, 

 apex simply rounded, pale, the rest jiitchy or fuscous, obsoletely 

 punctate-striate, striiij entire. Underside, legs, and antennas of 

 the colour of the body, with the exception of the tarsi, and two 

 basal and the apical joint of the antenmw The latter are 

 simple as far as the sixth joint, from whence they are widened 

 and compressed. Legs very long. 



Hab. Sarawak, Borneo, (Wallace). 



Ol>><. It will l)e seen from the above description that this 

 species, though resembling ci/Iu/ilricus, differs from it in many 

 particulars, notably in the width of the head, and structure of 

 the antenn;e, which are not strongly serrate. In the single 

 specimen I have the abdomen is simple, 



Omarl/'iis ahscissus. n. sp. 



Elongatus, ferrugineus, nitidus, capite, prothorace, elytriscpie 

 nigris ; his basi, apice fasciaque abbreviata mediana tenui rufis. 

 Long. lin. 



Allied to 0. prioceroi'des, Tlioms., Init smaller, and the elytra 

 with series of punctures, of which those near the base are large 

 and irregular, while the remainder, extending from the red basal 

 portion to the middle, are very fine and obsolete. Near the 

 middle of the elytra is a very narrow arcuate fascia reaching 

 neither the margin nor the suture, the apex is obscurely red, but 

 the black of the elytra shades off into this colour. The labrum 

 is yellow, and the epistoma clothed with yellow hairs as in 

 priocer aides ; front of the usual width between the eyes, i.e., 

 they are only separated by a narrow band, thorax ol.)long shin- 

 ing. Legs, with the coxi\!, red. 



Hab. Batchian, (Wallace). 



[To be concluded in our next _^«(?7.] 



