Genera and Sjyecies 0/ Coleoptera. 117 



the little terminal joint been overlooked ; and the nmth, which ia 

 nearly as large as the eleventh, been regarded as one of the three 

 forming the club ? 



AiTniEsiA [Mycetophagidas]. 



Head deeply inserted in the prothorax, triangular, slightly dilated below tlie 

 eyes. Antennae longer than the prothorax, eleven-jointed, the last three 

 forming an oblong perfoliate club. Eyes large, roimd, very prominent, 

 iTXgose. Maxillary palpi mth the second and third joints thickest, the 

 terminal obconic, truncate ; the labial short, triangular, approximate. 

 Maxillary lobes narrow, nearly equal. Prothorax transverse, narrower 

 and slightly emarginate in front, rounded at the side, the base bisinu- 

 ated. Elytra slightly convex, margined, the base closely applied to 

 the prothorax, but enlarging behind the shoidder, then roimded to the 

 apex. Legs moderate; coxas distant; tibiae fringed externally, en- 

 larging towards the extremity, and terminated by four or five short 

 spines; tarsi slender, hairy beneath, four-jointed, the anterior with the 

 penidtimate very indistinct (male only ?). 



Resembles Mycetophagus in outline, but with a triarticulatc club, 

 and large round, very rugose and prominent eyes. 



Althesla pllosa. (PI. VI. fig. 4.) 

 A. piceo-brunnea, griseo-pubescens, pilosa ; corpore infra pedibusque 



rufo-brunneis. 

 Hub. New Guinea (Dorey). 



Pitchy-brown, covered with a close greyish pubescence combined 

 with numerous soft, slender hairs ; head scarcely half the breadth of the 

 prothorax, sparingly punctured ; prothorax with three grooves on each 

 side, the inner two connected by a deep transverse one at the base ; 

 elytra slightly convex, widest behind the shoulder, with a very narrow 

 margin ; scutellum very small, triangular ; body beneath and legs dark 

 reddish-brown ; abdomen, femora and tibia? with a fulvous pubescence. 

 Length 3 lines. 



Atkactocehus [Lymexylonidse]. 

 PaUs. de Beauvois, Magaz. Encycl. 1802 {sec. Lacord.). 



Atractocerus morio. (PL VI. fig. 5.) 

 A. ater; ehi;ris prothorace longioribus alis chalybeatis; profemoribus 



coxisque testaceis. 

 Mab. Moluccas (Batchian). 



Black ; head nearly round, thickly punctm-ed, closely covered with 

 short erect black hairs ; antennae extending nearly to the end of the 

 prothorax ; eyes large, -uddely separated above ; mandibles not project- 

 ing; prothorax uaiTower than the head, quadrate, liairy, shining: 

 scutellum subtriangular, obtuse behind ; elytra closely punctured, 



