20G IMr. D. Sharp's Contributions to the 



1. Leptacinus Jilarins, Er. 



Kga ; Bates; a single individual; a second spccinion, 

 from the Amazons, has also been given me by Dr. Trail. 



2. Mctoponcux Ixisiccvtria, n. sp. Klongatus, angustus, 

 subdepressus, nitidus, piceus, abdomine basi pedibusque 

 testaceis; abdomine segmcntis dnobns nltimis obscure 

 rufis, scgnientis singulis subtus medio flavescentibus. 

 Long. Corp. 2;". lin. 



Antennie short and stout, scarcely so long as the head, 

 obscm-e reddish ; 3rd joint very small, smaller than the 

 2nd, not longer than broad; 4th joint much narrower 

 than 5th, 5 — 10 strongly transverse; last joint ])alcr than 

 the rest. Head elongate, quite as broad as the thorax, 

 the sides straight ; smooth and shining, on the nnder 

 surface with longitudinal channel along each side. Thorax 

 nearly as broad as the elytra, much longer than broad, 

 nearly straight at the sides; like the head, of a pitchy 

 colour, and with only one or two fine pnnctures ; superior 

 marginal line Avanting. Scntellum impunctatc. Klytra 

 l)itchy yellow, about as long as the thorax, scarcely punc- 

 tured ; suture indistinctly imbricate. Hind body elongate 

 and parallel ; the first visible segment pale yellow, the 

 next three jntchy, the two last dark reddish ; it is shining 

 and impunctate ; beloAv each segment is pale in the middle. 

 The legs are pale yellow, the femora stout ; the front tarsi 

 sim]:)le, the four hinder ones very slender ; the hind tibiie 

 a little curved at the base. 



St. Paulo ; one specimen. 



3. Metopnncus Iiolisoides, n. sp. Depressus, nigro- 

 piceus, nitidus, antennis obscure rufis, pedibus piceis, 

 elytris piceo-testaceis. Long. corp. 2^ lin. 



V^ery depressed and rather narrow. Antenna? about as 

 long as the head, obscure red, not very stout; 3rd joint 

 smaller and shorter than 2nd, 4th about equal to 3rd, 

 5 — 10 transverse; 11th joint paler than the rest. Head 

 slightly broader than the thorax ; at the sides with two 

 elongate punctures in a line behind the eyes, otherwise 

 impunctate, but extremely finely longitudinally strigose, 

 both above and below ; the middle grooves between the 

 antennas short, but distinct ; no channel on the under 

 surface at the side. Thorax scarcely narrower than the 



