214 
simple. Antemise very little longer than the body (? $ ), rusty 
red, scantily clothed with longish stiff hairs. Thorax equal in 
width to the head, much narrower than the elytra, convex above, 
very slightly tumid on the side in the place of the missing lateral 
spine, faintly constricted posteriorly ; rusty brown, shining, 
sparsely pubescent, and clothed with a few longish stiff hairs. Ely- 
tra elongate-ovate, rounded at the tip ; surface punctured in rows 
and bristly with dark-coloured hairs, brown, pubescence greyish 
except near the base, and forming several row^s of short linear spots 
separated by dark-brown specks. Body beneath and legs dark 
brown, the latter clothed with long, stiff hairs. 
Banks of the Tapajos, on dead twigs. 
2. Blabicentrus august atus, n. sp. 
B, angustatus, ellipticus, minus convexus, fusco-ferrugineus ; thorace 
medio utrinque distincte tumido, deiiide angustato ; antennis ely- 
trisque setosis, his apice oblique breviter subobtiise truncatis. 
Long. lin. 
Head rusty brown, impunctate, scantily clothed with greyish 
pubescence ; eyes moderate, distant on the vertex. Antennse se- 
taceous, half as long again as the body (? (^ ), scantily clothed 
wnth fine bristles, rusty brown. Thorax broader than the head 
in the middle, thence sinuate-angustate to the base ; surface very 
slightly convex, smooth, rusty brown, shining, scantily clothed 
with very fine pubescence. Elytra scarcely broader than the 
middle part of the thorax, narrowed towards the apex, which is 
briefly and obliquely truncated ; surface very slightly convex, 
marked withafew scattered punctures, and clothed throughout with 
longish and rather fine erect hairs, rusty brown, with fine greyish 
pubescence arranged in lines. Body beneath and legs rusty 
brown, the latter partially clothed with fine hairs. 
Santarem, on dead twigs. 
Genus Eriopsilus, nov. gen. 
Body elongate- oblong or sublinear, clothed throughout with 
long woolly hairs. Face short and rather broad ; muzzle a little 
dilated below the eyes ; eyes small, widely distant on the vertex ; 
crown broad and not depressed between the antenniferous tuber- 
cles, the latter scarcely prominent. Antennse scarcely so long 
as the body, filiform ; basal joint short and thick, attenuated at 
the base ; third and fourth joints together as long as all the suc- 
ceeding joints, which are each very short. Thorax subquadrate, 
each side armed in the middle with a short conical tubercle. 
Elytra elongate-oblong, rounded at the apex. Legs short ; thighs 
