P/tytoplut'ja Mulnyana. 183 



Var. B, Elytris piceo-fulvis, plaga communi nigro-picea prope 

 medium sutiirae ornatis. 



Var. C. Elytris totis nigris. 



Long. 1| — 2\ lin. 



Hab. New Guinea (Dorey). 



Head graruilose ; front impressed with tlie usual longitudinal 

 groove, impunctate ; epistome distinctly longer tlian broad, 

 pentagonal, the apical sutures ill-defined, apical angle obtuse ; 

 sides straight, slightly converging backwards; middle of the 

 anterior border broadly concave-emarginate, angles of the notch 

 acute, scarcely produced ; surface remotely punctured ; jaws 

 rufo-piceous. Thorax more than twice as broad as long; sides 

 rounded at the base, obliquely converging and slightly rounded 

 from behind the middle to the apex ; anterior angles rounded, 

 obsolete, hinder angles tuberculate ; surface finely but not closely 

 jumctured. Scutellum scarcely longer than broad, broadly semi- 

 ovate. Elytra not broader than the thorax, parallel, somewhat 

 deeply excavated below the basilar space, longitudinally sulcata 

 within the humeral callus ; striae strongly and coarsely punctured 

 on the transverse depression, more finely punctured on the basilar 

 space, which appears very slightly thickened, puncturing very 

 fine and nearly obsolete towards the apex ; interspaces plane. 



Broader and more finely punctured than R, frontalis, the elytra 

 more strongly excavated below the basilar space. 



30. Rlvjparida tibialis, n. sp. 

 Oblonga, parallela, convexa, picea, nitida ; facie pedibusque 

 pallide rufo- aut fulvo-piceis ; antennis obscure fulvis ; tho- 

 race elytrorum latitudini aequali, distincte punctato ; elytris 

 parallelis, infra basin leviter excavatis ; striis integris, ante 

 medium sat fortiter punctatis, obsolete sulcatis, punctis infra 

 medium distinctis ; interspatiis antice obsolete convexius- 

 culis, pone medium planis ; femoribus subtus unidentatis. 

 Mas. — Femoribus incrassatis, tibiis anticis compresso-dilatatis. 

 Long. 2^ lin. 

 Hab. Mysol. 



Head smooth, subopake ; epistome separated from the front, 

 scarcely longer than broad, pentagonal ; sides nearly straight, 

 ))arallel, apical angle acute ; anterior border with its middle 

 broadly concave-emarginate, angles of the notch subacute ; surface 

 distinctly but remotely punctured ; antennae pale fulvous, slender, 



