Phytophaga Malar/ana. ' 209 



67. Rhyparida pinguis, n. sp. 

 Breviter ovata, convexa, piceo-fulva, nitida ; tliorace feie im- 

 pmictato ; elytris thorace latioribus, late ovatis, infra basin 

 leviter depressis ; striis integris, sulcatis, tenuiter punctatis ; 

 femoribiis (praesertim anticis) incrassatis, anticis spina, valida, 

 posticis spina parva armatis, intermediis muticis. 

 Long. 25 lin. 

 Hab. Borneo. 



Head smooth, impunctate, lower portion of the front impressed 

 with a shallow longitudinal groove ; epistome separated from the 

 front, narrowly wedge-shaped, anterior border moderately con- 

 cave-emarginate, angles of the notch not produced, very obtuse ; 

 jaws nigro-piceous. Thorax more than twice as broad as long; 

 sides rounded, converging from the middle to the apex, all the 

 angles armed with an obtuse tooth ; surface transversely convex, 

 nearly impunctate. Scutellum subpentagonal, impressed towards 

 the apex with a large shallow fovea. Elytra much broader than 

 the thorax, broadly oval, very faintly impressed below the basilar 

 space, sulcate within the humeral callus, the latter slightly 

 thickened ; striae entire, sulcate, finely punctured ; interspaces 

 convex. 



This insect may be known from all other species of the genus 

 by its broadly ovate form. 



C8. Rhyparida ovalis, n. sp. 

 Ovalis, convexa, piceo-fulva, nitida; thorace elytris angustiori, 

 minute et remote punctato ; elytris late ovalibus, infra basin 

 leviter excavatis, callo humerali incrassato ; striis integris, 

 sulcatis, tenuiter punctatis, interspatiis convexis ; femoribus 

 anticis subtus dente acuto armatis. 

 Long. 2^ lin. 

 Hab. Sumatra. 



Epistome separated from the front, wedge-shaped, its anterior 

 border broadly concave-emarginate ; lower portion of the front im- 

 pressed with the usual longitudinal groove ; jaws black. Tliorax 

 twice as broad as long; sides rounded and converging from l)ase to 

 apex, nearly parallel at the extreme base, all the angles armed with 

 a small obtuse tooth ; surface minutely and sparingly punctured. 

 Elytra similar in form and sculpture to those o( R. pinguis. 

 Smaller than li. pinguis ; thorax narrower. 



