Staphyliuidce of tlie Amazon Valleij. 355 



thorax, pale yellow ; 3rd joint elongate and slender, a good 

 deal longer than 2nd joint; 11th joint slender, slightly 

 broader than the slender lOtli joint. Palpi with the ter- 

 minal joint small (in the female). Head small, bnt almost 

 as broad as the thorax ; the vertex scarcely emarginate, 

 the vertical line fine, contignons with the eyes at the 

 sides, distinctly deflexed and a little interrupted in the 

 middle; the surface rather coarsely punctured. Thorax 

 small, rather longer than broad, distinctly narrowed behind; 

 the surface rather coarsely punctured, the punctures not 

 sharply defined ; the middle between the dorsal series dis- 

 tinctly elevated behind, the dorsal series indistinct ; the 

 sides sparingly punctured, the front angles smooth. Elytra 

 more than one and a half times the length of the thorax, 

 black, Avith the hind margin n arrowly straw-colour ; coarsely 

 and sparingly punctured, the punctures more sparing 

 towards the extremity. Four basal segments of hind 

 body with imbricate sculpture. Legs long and slender, 

 pale yellow. 



In the female the hind margin of the dorsal plate of the 

 7th segment of the hind body is rounded in the middle, 

 and distinctly sinuate on each side ; that of the ventral 

 plate is truncate, with the outer angles rounded. 



Ega ; a single female. 



21. Palaminus distans, n. sp. Robustus, nigricans, 

 antennis, palpis, elytrorumque apice pallide testaceis ; 

 capite magno ; prothorace parce punctato, evidenter bi- 

 impresso ; elytris basi dense, apice parce punctatis. Long, 

 corp. 2| hn. 



Antenna? almost white, only moderately long and 

 slender; 3rd joint distinctly longer than 2nd, 11th hardly 

 stouter than 10th. Palpi pale yellow, last joint rather 

 small (in the female). Head large, rather broader than 

 the thorax, but not quite so broad as the elytra; the vertex 

 much emarginate, the vertical line remote from the eyes 

 at the sides, much deflexed in the middle, and interrupted ; 

 the surface coarsely but not closely punctured, the punc- 

 tures more distant towards the vertex. Thorax not quite 

 so long as broad, rounded at the sides and narrowed behind, 

 only sparingly punctured; the middle part elevated, on 

 each side of the elevation is an irregular series of punctxn-es 

 in a depression; between these series, which are widely 

 separated, are only four or five punctures, and outside 



A A 2 



