L72 Mr. 11. \V. Bates on the Longicorn Coleoptera 



1. Hesycha Nyphono'ides, Pascoe. 

 Hesycha Nyphono'ides, Pascoe, Trans. Ent. Soc. n.s. v. pt. 1. 

 //. parallelogrammica, deprcssa, obscure fusca cinereo-fulva varie- 

 gata; elytris medio fascia undulata, obscura, cinereo-fulva. Long. 

 6£-8 lin. tf $. 



Head dull brown ; forehead broad, sparingly punctured; an- 

 tenniferous tubercles in the male produced on their inner side 

 into a stout pointed tooth. Antennae in the nude nearly twice 

 the length of the body, with the apical joint greatly elongated; 

 in the ten, ah' abou! the length of the body, apical joint shorter 

 than the preceding; colour dull brown or blackish. Thorax 

 uneven above, sides with a short pointed tubercle; dull brown, 

 speckled with black. Elytra slightly narrowed from base to 

 apex, shoulders slightly prominent and surmounted by an ob- 

 tuse shining; tubercle; surface even, thickly but finely punc- 

 tured, dull brown, covered with dingy tawny confluent spots, 

 and crossed beyond the middle by a zigzag fascia ol' a little 

 paler hue. Body beneath and legs blackish or dull brown. 



Common on branches of dead trees at Ega. There are two 

 closely allied species in collections from the interior of Trench 



Guiana*. 



Hesycha jaspidea, n. sp. II. Nyphonoidei simillima, robustior, maris 

 elytris postice inagis angustatis e< froute valde cornuta. Obscure 

 fusca; thoracis lateribus utriuque tuberis duobus obtusis armatis. 

 Elytra humeris prominent Urns. l>asi rugoso-punctata et insequalia 

 fusco-nigra, maculis sordidc fulvis spoi'sis quarum tribus majoribus 

 raedianis in fasciam abbreviatam conjunctis. Corpus subtus iiilvo to- 

 mentosum. Antennae valde elongatse, articulis basi griseis. Long. 

 8 lin. J. llab. In Cayenua interiore (Dom. Bar). 



Hesycha lit ur at a, n. sp. Minor, brunnea, elytris litura tenui obliqua 

 albicante. Caput t'useum, fronte punctata, tuberculis antenniferis 

 utroque sexu intus acutis. Antenna' brunnese, maris corpora paulo 

 longiores. Thorax quadratus, lateribus tuberaulo distincto subacuto, 

 supra brunneus vitiis tribus nigris, lateribus cinerascentibus. Elytra 

 postice paulo angustata, apice oblique breviter truncata, humeris vix 

 productis, obtusis; dorso punctata, brunneo et fulvo variegata, infra 

 humeros (cum prothoracis et pectoris lateribus) nigricantia, apud me- 

 dium litura tenui valde obliqua albicante, Corpus subtus et pedes 

 brunneo tomentosa. Long. 5 t> liu. S $• Had. In Cayenna (Dom. 

 Bar). 



The following species belongs also to this genus, from its linear sub- 

 depressed form and the somewhat wide separatum of the antennae at their 

 bases : — 



Hesycha xyttna, n. sp. Elongata, sordide brunnea ; elytris rugoso-punc- 

 tatis, fusco et griseo strigatis, humeris subuncinatis. Caput fuscum, 

 fronte grosse sparsim punctata, tuberetihs antenniferis intus denteva- 

 lido eurvato armatis( .' '. Antenna- valde elongatte, brunnea-. apice 

 pallidas, articulis (a tertio)basi testaceis, articulo li' 111 " acuto, eurvato. 

 Thorax supra insequalis, inermis, brunneus. Elytra valde elongata, 



