and Species of Longicorn Coleoptera. 49 



Athemistus. 



Head rather small, the front broad, quadrate, smooth ; antennae 

 distant, shorter than the body, the third joint longest ; eyes small, 

 deeply emarginate, embracing the base of the antennae ; labrum 

 short ; palpi long, slender, acuminate ; prothorax irregular, sub- 

 quadrate, spined at the side ; elytra convex, somewhat compressed, 

 broadest at the middle ; legs moderate ; femora subclavate ; 

 tibiae simple ; tarsi not dilated, the first joint of the posterior 

 longer than the rest ; pro- and mesosterna not produced. 



The type of this genus is Parmena rugosula, Guer. Microtragus, 

 White, its nearest ally, differs in its approximate antennae, nearly 

 entire eye, narrow and rounded front, and obliquely deflexed 

 occiput. 



Apomecyna nigrita. 



A. fusca, opaca ; capitis fronte bigibbosis ; prothorace con- 

 fertim, elytris fortiter punctatis, his basi subcristatis, apice 

 emarginatis, utrinque plagis duabus obsoletis. 



Australia Borealis. 



Dark brown, opaque ; two raised points between the eyes ; 

 prothorax thickly punctured, slightly narrowed behind ; elytra 

 coarsely punctured, the base slightly crested, the apex emarginate, 

 the outer angle pointed, and havmg on each, laterally, two large 

 almost obsolete patches ; the antennae are not perfect, but appear 

 to be rather longer than is usual in this genus. British Museum. 



Length 5 lines. 



The insect resembles a w^orn specimen of A. histrio, F. 



Hathlia grammica. 



H. obscure albo-pubescens ; capite, prothoraceque grisescente 

 nebulosis, hoc rude punctatis ; elytris lineis angustis griseis, 

 longitudinaliter dispositis. 



Australia Borealis. 



Pubescent, dull white ; head and prothorax obscurely clouded 

 with greyish, the latter coarsely but not closely punctured, and as 

 broad behind as the base of the elytra ; scutellum very transverse ; 

 elytra slightly punctured, principally at the base, broadest in the 

 middle and having each about six narrow longitudinal greyish 

 brown lines, but not quite reaching to the apex, which is rather 

 abruptly pointed ; antennae darker towards the end ; the legs and 

 underneath of a dirty white ; mandibles and eyes black. British 

 Museum. 



Length 8 lines. 



VOL. V. N. S. PART II. MAY, 1859. B 



