Stajyhylinulai of ike Amazon Vallei/. 263 



from Eg-a a specimen rather smaller and more finely 

 pnnctnred and paler, which I believe to be an immature 

 variety of Z. disccdens. 



13. Lithocharis oculata, n. sp. Nigro-fusca, opaca, 

 antennis, palpis pedibnsque testaceis, elytris dilntioribus, 

 angulo externo testaceo ; thorace basin versus fortiter an- 

 g'ustato, medio canaliculato ; oculis permagnis. Long, 

 corp. 1^ Hn. 



AntennjE yelloAv, slender, with the two basal joints stout ; 

 3rd joint shorter and greatly more slender than 2nd, 

 joints 3 — 10 setose. Labrum red, furnished in the middle 

 with tAvo distinct, approximate, stout teeth. Mandibles red, 

 each with two large, sharp teeth. Head short and broad, 

 broader than the thorax, eyes large and convex, reaching 

 to within a short distance of the vertex, which is nearly 

 truncate, the surface densely and finely juuictured. Thorax 

 not so long as broad, the fi-ont and front angles rounded, 

 the sides much narrowed towards the base ; the surface 

 covered with fine, moderately close asperities, and along 

 the middle Avith a fine channel, which is deejiest in its 

 hinder part. Elytra a good deal longer than the thorax 

 and rather paler in colour, each one Avith the external 

 angle broadly pale yelloAv ; the surface rather closely 

 and finely punctured, the punctuation becoming obsolete 

 towards the extremity. Hind body very densely and 

 finely punctured. Legs yellow ; front tarsi not dilated, 

 hind tarsi Avith the fourth joint small and simple. 



Ega ; three individuals, of aa-Iiosc sex I am in doubt. 



14. Lithocharis quadrata, n. sp. Fusca, opaca, dense 

 punctata, pedibus testaceis, antennis elytrisque ferrugineis; 

 capite quadrato, angulis posterioribus rectis; thorace basin 

 versus leviter angustato, medio canaliculato. Long. corp. 

 1| lin. 



AntennjB reddish, the tAvo basal joints stout, the others 

 slender ; 3rd joint distinctly longer than 4th, 4 — 10 dif- 

 fering very little from one another. INIandibles red, each 

 Avith tAVO teeth. Labrnm red, Avith tAvo ap]iroximate 

 teeth in the middle. Head large, distinctly broader 

 than the thorax, about straight at the sides, the hind 

 angles not rounded, about right angles, the vertex a 

 little emarginate ; the surface finely and very densely 

 punctured, o])aque, the eyes reaching about half-Avay to 

 the hind angles. Thorax not quite so long as broad, dis- 



