186 Phytophagn Malayann. 



Head finely and subremotely punctured ; epistome nigro- 

 piceous, distinctly separated from the front, as broad as long ; 

 sides straight and parallel, apical angle very obtuse ; anterior 

 margin deeply concave-emargiuate, angles of the eniargination 

 produced, acute ; surface indistinctly concave, more deeply punc- 

 tured than the front ; antennae slender, filiform, rather shorter 

 than the body. Thorax nearly twice as broad at the base as 

 long; sides rounded, narrowed in front, strongly deflexed at the 

 anterior angles, all the angles armed with a minute tooth ; above 

 moderately convex, imjiressed on eitlier side with a small but 

 distinct fovea, the rest of the surface smooth, nearly impunctate. 

 Scutellum semiovate. Elytra broader than the thorax, oblong, 

 scarcely narrowed behind, apex acutely rounded ; above con- 

 vex, obsoletely excavated transversely below the basilar space ; 

 the striae entire, strongly punctured, distinctly sulcate, their 

 interspaces slightly rounded. Legs fulvous, all the knees and 

 the outer edge of the front pair of tibiae dark piceous, hinder 

 tibiae stained with pale piceous ; tarsi pale piceous. 



3t. Rhyparida Aruensis, n. sp. 

 Subelongata, picea, nitida ; antennis pedibusque fulvis, illis ex- 

 trorsum, his genibus infuscatis; thorace subopaco, fere im- 

 punctato ; elytris thorace paullo latioribus, infra basin vix 

 excavatis ; striis integris, leviter sulcatis, sat profunde punc- 

 tatis, punctis apicem versus minus fortiter impressis ; femo- 

 ribus muiicis. 

 Var. A. Corpore obscure fulvo, pedibus flavis. 

 Long. 3 lin. 



Hab. Aru Islands, New Guinea. 



Front impunctate, its lower end impressed with a very short 

 longitudinal groove ; epistome broader than long, not separated 

 from the front, the apical sutures being entirely obsolete; sides 

 rounded, parallel ; anterior border broadly concave-emarginate, 

 an'j-les of emargination produced, subacute ; surface impressed 

 with large deep punctures ; labrum and antennae fulvous, the 

 latter slender, their outer half fuscous. Thorax twice as broad 

 as long; sides rounded and converging from base to apex, nearly 

 parallel at the base, all the angles armed with an obtuse tubercle ; 

 surface subnitidous, very minutely punctured. Scutellum broader 

 at the base than long ; apex obtusely angled, extreme apex acute. 

 Elytra broader than the thorax, very faintly excavated below the 

 basilar space ; striae entire, strongly punctured in front, less 



