NEW PHYTOPHAGOUS COLEOPTERA. 45 



of disk , black ; elytra nearly iinpunctate , black , a transverse 

 band at the middle and a spot near the apex yellowish. 



Length 2^/^-3 lines. 



Head black, with a single fovea in front of the eyes; frontal 

 tubercles elongate bounded behind by a transverse groove; ca- 

 rina acutely raised: antennae nearly half the length of the body, 

 six or seven lower joints obscure pale fulvous , the rest piceous, 

 third joint slightly longer than the fourth; thorax not more 

 than twice as broad as long , posterior margin straight , anterior 

 one very slightly concave, yellowish white, middle of the 

 disk occupied by a longitudinal black narrow stripe which ter- 

 minates in a point at the basal margin; surface very finely 

 rugose; elytra scarcely visibly punctured, moderately convex 

 and very little widened at the middle, black with a transverse 

 broad band at the middle, interrupted by the suture and a 

 rounded spot near the apex, yellowish white; four anterior 

 legs of the same colour; posterior ones, black. 



New Guinea, Hatam (0. Beccari), 



Larger than S. Wallacei and allied forms and at once sepa- 

 rated by the colouration of the thorax. 



34. Sutrea -violaceijieiiiiis, n. sp. 



Oblong, flavous or fulvous; breast, abdomen and posterior 

 femora, black; elytra metallic light or violaceous blue, extre- 

 mely finely punctured. 



Length 3 lines. 



Head impunctate; frontal tubercles elongate, nearly conti- 

 guous, bounded behind by a short transverse groove; carina 

 short and broad; apical joint of palpi broad, conical, distinctly 

 longer than the proceeding; antennae half the length of the 

 body , 3.'^ and 4.'" joints equal , fulvous , the apical joints 

 somefimes stained with fuscous; thorax transverse, of equal 

 width, the sides rounded, narrowly margined, surface entirely 

 impunctate without transverse groove; scutellum broadly ovate, 

 black, impunctate; elytra slightly wider at the base than the 



