BY A. RAFFRAY. 235 



or less ovate with bhe shoulders very little marked; they have a 

 strong dorsal stria. 



This genus is rather numerous in Australia; the species are 

 very closely allied to each other, and I think it will be useful to 

 give a synopsis of the species I possess. 



A 2. Prothorax smooth or hardly punctate; elytra 



more or less punctate. 

 B 3. Prothorax entirely smooth ; elytra with a 



moderate punctuation. $ . Anterior femora 



with a small sharp spine beneath not far 



from the base; anterior tibiee with a small 



tooth in the middle; intermediate trochan- 

 ters with a compressed and recurved tooth 



at apex; posterior femora with an impres- 

 sion near the middle of the external side; 



? , intermediate trochanters with a very 



small, sharp and curved spine. -Rock- 



hampton; Wide Bay; Clarence River g . punctipennis, Schfs.* 



$ . globulicornis, Schfs. t 

 B 2. Prothorax with a very fine and scattered 



punctuation; elytra with a very strong and 



coarse punctuation. — Swan River dimidiatus, n.sp. 



B 1. Prothorax obsoletely punctate; elytra with a 



moderate punctuation. — West Australia.... nanus, Sharp. J 

 A 1. Prothorax and elytra both more or less 



strongly punctate. 

 B 2. Punctures on the head and prothorax strong 



but rather scattered, stronger and* denser 



on the elytra. — Tasmania modestus, Schfs. § 



B 1. Punctures subequal on head, prothorax and 



elytra. 

 C 2. Punctures rather small; prothorax broad and 



subcordate, broadest in front, with the sides 



oblique behind; elytra with the sides oblique 



and the shoulders well marked. $ . Anterior 



* Nunq. Otios. iii. p. 509. 



t Tijds. v. Ent. xxix. 1886, p. 295. 



X Trans. Ent. Soc. Lond. 1874, iv. p. 494. 



§ Tijds. v. Ent. xxix. p. 295. 



