242 Mr. D. Slisfp's Contributions to the 



basi infuscatis, aiitcrius lutidulum ; caplte ])arcins punc- 

 tate ; thorace obloiifj^o, dorso biscriatim pxmctiito, lateribus 

 antice parcc punctatis ; eljtris thorace paulo longioribus, 

 parcius seriatim minus distinctc punctatis ; abdomine dense 

 punctato, fere o[)aco. Long. corp. If lin. 



Mas : abdomine segmento 7° dorsali apice medio exci- 

 sione parva, ante lianc imprcssione parva ; 6" medio mar- 

 gine posteriore semicirculariter minus profunde exciso, 

 utrinque angulato. 



Allied to L. rufo-partituin,Yiiirm., but smaller, and with 

 the head and lijnd l)ody pale. Antennre yellow, about as 

 long as head and thorax ; 3rd joint slightly longer than 

 2nd. Head rather small, reddish-yellow, shining, sprinkled 

 with rather coarse pimctures, Avhich are denser on the 

 vertex than elscAvhere ; the middle ]iart free from punc- 

 tures. Thorax slightly longer than broad, straight at the 

 sides, not narrowed behind, along the middle with two 

 rows of eight or ten fine punctures, and on each side, near 

 the front, with some other punctures. Elytra a little 

 longer than the thorax, the basal half or more infuscate, 

 but the extreme base a little paler than the middle ; along 

 the suture each has a series of fine punctures, and near the 

 side three other series of obsolete punctures. Hind body 

 reddish, densely and finely punctured both on the upper 

 and under sides. Legs pale yellow. 



The male has a very small notch at the extremity of the 

 7 th ventral segment, and in front of this a very small 

 impression ; the 6th segment has a semicircular notch in 

 the middle of the hind margin, and on each side of this 

 forms a Avell-marked angle. 



Tapajos ; one S , four $ individuals; Ega, a single female. 



19. Latlirohium integr7im,\\. sp. Rufo-testaceum, niti- 

 dulum, elytris basi obsciu'ioribus ; thorace oblongo, doi'so 

 biseriatim punctato, lateribus antice parce punctatis; 

 elytris thorace paido longioribus, seriatim, parce, subtiliter 

 punctatis ; abdomine supra dense ])unctato, apicem versus 

 nitidulo, subtus crebre minus subtiliter punctato, nitidulo. 

 Long. Corp. 2 lin. 



Mas latet. 



This species is extremely closely allied to L. rnfo- 

 partituni, but has the head and hind body paler, and the 

 antennre not in the least infuscate in the middle. It is 

 also closely allied to L. deletum, but is rather larger, and 



