MR. E. SAUNDEES ON NEW SPECIES OE STiaMODERA. 483 



base once and two-thirds as broad as long ; anterior margin elevated, 

 nearly straight, half as long as the base ; sides much rounded ; base 

 with a deep central lobe ; surface minutely punctured, disk with a 

 deeply impressed dorsal line, widest and deepest at the base ; on each 

 side near the posterior angle is a small elongate impression. Elytra 

 twice as long as wide, punctate-striate, the interstices very closely 

 and finely punctured; the third interstice much raised and rounded; 

 shoulders rather prominent ; sides sinuate below them, greatly pro- 

 duced and attenuated to the apex, which terminates in a short ex- 

 ternal spine. Beneath and legs punctm*ed, with a short golden pu- 

 bescence. 



Length 6 lines, breadth 2. 



Hab. West Australia. 



