180 Mr. F. P. Pascoe on new Neotropical Curculionidce. 



club ovate ; protliorax a little broader than long, subconic, 

 grooved along the anterior margin, reticulately punctured, 

 except three black velvet-like spots at the base, each punc- 

 ture bearing a white hair-like scale ; scutellum round, white ; 

 elytra subcordate, the base irregular, raised above the pro- 

 thorax, carinate at the shoulder, concave transversely behind 

 the scutellum, and convex beyond, covered with silvery ap- 

 proximate scales, partially varying according to the light, 

 stria?, nearly obsolete or marked chiefly by larger scales, but 

 more distinct posteriorly, and their interstices raised ; body 

 beneath black, with scattered white scales ; legs sublinear, 

 elongate, especially the posterior pair ; tibia?, straight, com- 

 pressed ; tarsi with the third and fourth joints ferruginous, 

 the penultimate narrowly lobed. 



Trypetes politus. 



T. oblongus, depressus, nitidissime niger ; prothorace impunctato ; 

 elytris parallelis, supra obsolete striatis, postice lineis elevatis 

 acutis instructis. Long. 7 lin. 



Hab. Chyavitos (Eastern Peru). 



Oblong, depressed, glossy black ; rostrum slender at the 

 base, gradually broader to the tip ; protliorax not broader 

 than the elytra, impunctate ; scutellum short, somewhat 

 rounded ; elytra with a sutural stria on each, a few sharply 

 raised short lines posteriorly, which, at the sides, extend 

 nearly to the middle; body beneath and legs black, shining. 



At once distinguished from its two congeners by its smooth 

 prothorax and elytra. 



Peridinetus distinctus. 



P. oblongo-ovatus, nitide niger, prothorace utrinque, elytrorum 

 macula obliqua laterali, dense niveo-squamosis. Long. 4| lin. 



Hab. Mexico. 



Oblong-ovate, glossy black, the sides of the prothorax, a 

 large oblique spot on each elytrum directed from the side 

 backwards and approaching the suture, and the sides of the 

 metathorax closely covered with pure white scales ; rostrum 

 moderately robust, smooth ; first joint of the funicle much longer 

 than the second, club elongate-ovate, pointed ; between the 

 eyes an oblong deeply impressed fovea ; prothorax finely 

 punctured ; scutellum transverse, rounded behind ; elytra 

 finely striate, the strias with linear punctures, the interstices 

 minutely punctured ; body beneath black, scaleless, except 

 the sides of the metathorax ; legs with small scattered white 

 scales ; tibias subsinuate. 



