240 Mr. D. Slifl^s Contributions to the 



])uucturcd, tlic disc almost iinpunctatc, the other jiart 

 more distinctly and sparingly punctured. Thorax rather 

 longer than broad, a little narrower than the elytra; it is 

 of a shining-yellowish colour, with a broad line along the 

 middle ini])unctate, the sides not altogether finely punc- 

 tured. The elytra are shining yellow, longer than the 

 thorax, s})aringly and finely ])unctured, the punctures 

 arranged in rows except at the extremity. Legs pale 

 yelloAv. 



The male has a moderately large notch in the middle 

 of the hind margin of the 7th ventral segment, and the 

 hind margin of the Gth segment is also slightly emarglnate 

 in the middle. 



Tapajos ; four individuals, tAvo of either sex. 



15. Latlirohium sijnplex, n.s\). Angustulum,testaceum, 

 nitidulum, capite disperse punctato ; thorace dorso biseri- 

 atim punctato, lateribus sat crebre punctatis ; ely tris thorace 

 paulo longioribus, seriatim, minus distincte, punctatis ; 

 abdomine crebre subtiliter punctato. Long. corp. 2 lin. 



Mas latet. 



Broader, but only a little longer, than Lathrohium 

 loin/ipenne. Antenuii? yellow, rather longer than head 

 and thorax, rather stout ; 3rd joint a little longer than 

 2nd. Head dark yellow, shining, the front part sparingly 

 punctured, a space across the middle impunctate, the 

 vertex more closely punctured. Thorax a little longer 

 than broad, nearly straight at the sides, very slightly 

 narrowed behind, on each side the middle Avitli a row 

 of fine punctures, which tow^ards the base are placed in 

 a depression ; these rows are separated by a broad im- 

 punctate central space, and outside them the surface is 

 sparingly punctured. The elytra are slightly longer than 

 the thorax; they are shining yellow, scarcely lighter in 

 colotu' than the thorax ; their punctuation is indistinct, 

 consisting of four or five rows of obsolete jnmctures. The 

 hind body is broad in comparison Avitli the front parts ; 

 it is reddish in colour, finely and moderately closely 

 punctured, and finely pubescent, scarcely shining ; the 

 legs are pale yellow. 



Tapajos ; three female individuals. 



16. Latlirohium cliloroticum fix. ^\). Pallide testaceum, 

 nitidulum, capite parcius fortiter punctato, medio impunc- 



