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24. Lepturges minutissimus, n. sp. 
L. minutus, oblongus, mfescens, tomento rufescenti-griseo variegatus: 
elytris apice integris. Long. 1| lin. S • 
Head rust- coloured. Antennse twice the length of the body, 
reddish testaceous, naked. Thorax rusty red, clothed with dull 
grey pile, leaving the sides and two dorsal vittse of the rusty 
ground-colour; lateral spines placed a little behind the middle, 
large, acute, slightly curved posteriorly. Elytra elongate-ovate, 
convex, entire at the apex ; surface coarsely punctured, rusty red, 
clothed partially with dull grey pile, leaving the region of the 
scutellum, two short basal vittse, and an irregular dentated fascia 
behind the middle, of the ruddy ground-colour. Body beneath 
and legs testaceous red. Thighs all clavate ; basal joint of the 
posterior tarsi moderately elongated. 
Santarem ; on dry twigs*. 
Genus Pargecus, nov. gen. 
Body elliptical, narrowed equally anteriorly and posteriorly, 
and slightly convex. Antennse stout, filiform rather than seta- 
ceous, greatly elongated, two and a half times the length of the 
body in both sexes. Thorax of trapezoidal outline ; lateral spines 
thick and conical, placed close to the hind angles. Elytra with- 
out prominences on the surface, apex of each sinuate-truncate 
and bispinose. Legs rather long and stout ; front and middle 
thighs thickly clavate; hind thighs gradually thickened from 
base to apex ; hind tarsi greatly elongated, the basal joint longer 
* The following species also belong to section 2 of this genus : — 
h. spinifer. Elongatus, modice depressus, cinereus, brunneo lineolatus et 
maculatus. Caput brunneum, oculis postice cinereo marginatis. 
Antennae testaceae, tomento cinereo parce vestitae. Thorax cinereus, 
dorso maculis duabus brunneis cinereo marginatis ; spinis lateralibus 
magnis, acutis, retrorsum oblique spectantibus, basi cinereis. Elytra 
angustata, apice peroblique et obtuse breviter truncata ; dorso punc- 
tata, cinerea, vittis abbreviatis basalibus quatuor pallide brunneis, 
maculis et fascia irregulari pone medium obscurioribus. Corpus sub- 
tus et pedes testacea, tomento cinereo parce vestita ; femoribus omni- 
bus clavatis, tarsis posticis elongatis. Long. 2-2| lin. <? • Hob. Rio 
Janeiro. Coll. Bakewell, Bates. 
h. humilis. Oblongus, postice paulo ampliatus, deinde apicem versus 
attenuatus, fuliginosus, cinereo lineatus et fasciatus. Caput piceum, 
vertice linea cinerea. Antennse rufo-picese. Thorax fuliginosus, dorso 
cinereo trilineatus ; spinis lateralibus grossis, minus acutis. Elytra 
thorace latiora, pone medium paulo ampliata, apice vix truncata ; dorso 
convexiuscula, punctata, fasciis duabus e maculis oblongis obscure 
cinereis, una ante, altera pone medium. Scutellum cinereum. Corpus 
subtus et pedes rufo-picea ; femoribus omnibus clavatis ; articulo 
primo tarsorum posticorum modice elongato. Long. 2-2^ lin. J $ . 
Hab. Rio Janeiro. Coll. Bakew^ell, Bates. 
