280 Mr. H. W. Bates on the Longicorn Coleoptera 



maining close to the suture near the apex. Body beneath and 

 legs pallid ; thighs and tibise dusky near their apices. 

 Ega, Upper Amazons. 



3. Ozineus doctus, n. sp. 



O. oblongus, modice depressus, postice rotundato-angustatus, fuligi- 

 iiosus, lineis curvatis albo-cinereis notatus : elytris apice oblique 

 siuuato-truncatis et dentatis, carina centrobasali modice elevata, 

 nigro penicillata. Long. 3 lin. 



Head sooty black. Antennae the same, with the bases of the 

 joints (from the third) pallid. Thorax with the lateral spines 

 placed near the hind angles, sooty brown, with a few whitish 

 specks. Elytra oblong, curvilinearly narrowed to the apex, 

 which is very obliquely truncated, both angles pointed ; sides 

 with an obtuse lateral carina; centro-basal ridges slightly raised, 

 fringed with black hairs ; the surface thickly punctured nearly 

 to the apex, sooty brown, with a number of ashy-white letter- 

 like marks, some of which are united near the middle of the 

 disk of each elytron so as to form the letter V. Body beneath 

 rust-coloured : legs dusky, base of thighs pale testaceous, the 

 tibise in the middle and the basal and claw-joints of the tarsi 

 ringed with pale testaceous. 



On dried twigs in the forest at Obydos, on the Guiana side of 

 the Lower Amazons; also at Para. A closely allied species, 

 having, however, different markings on the elytra, is found at 

 Cayenne, and exists in several collections*. 



4. Ozineus cinerascens, n. sp. 



O. subellipticus, olivaceo-cinereus fusco variegatus : thoracis spinis 

 lateralibus prope augulos posteriores sitis : elytris oblique sinuato- 

 truncatis ; carinis centrobasalibus parvis. couvexis, penicillatis : 

 anteunis pallide annulatis. Long. 3^ lin. 



Head and thorax olivaceous ashy.- Antennae brown, the third, 

 fourth, sixth, and eighth joints with their basal halves pale 

 testaceous. Thorax partially punctured, its small acute lateral 

 tubercles placed very near the posterior angles, a minute notch 

 only appearing between them and the hind margins. Elytra 



* 0. strigosus. — Oblongus, modice depressus, postice rotundato-an- 

 gustatus. Caput fuligiuosum, Antennre obscure rufescentes, arti- 

 culis apice nigricantibus. Thorax spinis lateralibus prope angulos 

 posticos sitis, dorso fuliginoso-cinereo notato. Elytra apice per- 

 oblique siuuato-truncata, angulis acutis, lateribus obtuse carinatis ; 

 carina centrobasali modice elevata, pilis nigris cristata, punctata, fuli- 

 ginosa, singulis lineis quinque fusco-cinereis basin baud attiugentibus 

 et plus minusve confluentibus ornatis. Corpus subtus obscure rufes- 

 cente. Pedes fuliginosi, femoribus basi rufescentibus, tibiis tarsisque 

 rufescenti annulatis. Long. 3 lin. Hab, Cayeima. 



