242 ISlv. D. Sliiirp's Contributions to the 



basi infnscatis, anterius nitidulum ; capitc parclus punc- 

 tato ; thorace oblongo, dorso biscriatim piinctato, lateribiis 

 antice parce ]-)unctatis ; olytris tliorace paulo lon<^loribus, 

 parciiis seriatim n)iuus distincte pimctatis ; abdomiue deusc 

 punctato, fere opaco. Long. corp. 1| lin. 



Mas : abdomine segmento 7° dorsali apice medio exci- 

 sione parva, ante lianc inipressione parvii ; 6" medio mar- 

 gine posteriorc semicirculariter minus profunde exciso, 

 iitrinque angulato. 



Allied to L. rtifo-partitum, Fairm., but smaller, and with 

 the head and hind body pale. Antenna? yellow, about as 

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

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

 with rather coarse punctures, Avhich are denser on the 

 vertex than elsewhere ; the middle i)art free from punc- 

 tm'cs. Thorax slightly longer than broad, straight at the 

 sides, not narrowed behind, along the middle with two 

 rows of eight or ten fine pvuictures, 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 

 7th 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 

 foiTns a well-marked angle. 



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



19. Lathrohium intefjrum,n, sp. Rufo-testaceum, nitl- 

 duhmi, clytris basi obscurioribus ; thorace oblongo, dorso 

 biscriatim punctato, latcribus antice jiarcc punctatis ; 

 clytris thorace paulo longioribus, seriatim, parce, subtiliter 

 punctatis ; abdomine supra dense punctato, apiccm versus 

 nitidulo, subtus crebre minus subtiliter punctato, nitidulo. 

 Long. Corp. 2 lin. 



ISIas latet. 



This species is cxti-emely closely allied to L. rufo^ 

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

 antenna? not in the least infuscate in the middle. It is 

 also closely allied to L. delctnm, ))ut is rather larger, and 



