90 
blmg the present one greatly in markings, but differing in the 
smaller size of the thoracic spines and in other minor features. 
10. Lepturges per elegans, n. sp. 
L. parvus, oblongo-ovatus, griseus : thorace lituris duabus nigris : 
elytris sinuato-truncatis, griseo fuscoque lituratis. Long. 2| lin. 5 . 
Head blaekish. Antennse pitchy red. Thorax grey, with two 
black vittse on the disk, and an oblique spot of the same colour 
on each side ; lateral spines short, not distinct anteriorly from 
the outline of the thorax. Elytra sinuate-truncate, angles of the 
truncature not produced, surface punctured, grey, with several 
flexuous blaek bands and spots, — namely, one basal, S-shaped, 
extending from the shoulder to the suture; a second, in the 
form of a large spot, on the side ; a third extending as a broad 
zigzag belt aeross the elytra behind the middle ; and a fourth, 
comma-shaped, near the apex. Body beneath and legs dusky. 
One example ; S. Paulo, Upper Amazons. 
11. Lepturges lineatocollis, n. sp. 
L. parvus, oblongus, minus depressus, griseus : thorace supra nigro 
quinquelineato : elytris nigro lineatis et plagiatis, apice sinuato- 
truncatis. Long. 2 lin. S . 
Head greyish, vertex with two dusky stripes. Antennse pitchy 
red. Thorax with the lateral spines short and conieal, placed at 
a short distance from the hind angles; grey, with five blaek vittse, 
the middle one much the broadest ; the sides of the thorax are 
also blackish. Elytra oblong-ovate, narrowed near the apex( c? ), 
sinuate-truncate, angles of the truncature slightly produced; 
surface slightly convex, punctured, greyish, with irregular black 
patches near the base ; middle, sides, and apex partially connected 
with each other by indistinct lines of the same colour. Body 
beneath and legs dusky. 
Santarem ; on dried twigs. 
12. Lepturges fragillimus, n. sp. 
L. parvus, oblongus, minus depressus, griseus : thorace supra fusco 
bivittato : elytris maculis circa septem fuscis ornatis, apice leviter 
sinuato-truncatis. Long. lin. 5 . 
Head dusky or reddish. Antennse very long and thin, red- 
dish ; apical halves of the joints (including the basal one) blackish. 
Thorax grey ; disk with two black vittse ; sides deep black, with 
ductis et acutis ; dorso punctata, rufescentia vel brimnea, ante medium 
fascia antice posticeque dentata latera baud attingente, pone discum 
punctum minutum et prope apicem ad suturam macula unciformi 
griseo-albis. Corpus subtus rufescens, griseo tomentosum. Pedes 
pallidiores. Long. 3| lin. $ , Hab. Cayenne. Dom. Bar legit. 
