250 NOTES ON AUSTRALIAN COLEOPTERA, 



still, I think, be convenient for it to bear a distinctive name. 

 The description of D. nigriceps scarcely refers to anything except 

 colour, size, and markings. 



S.W. Australia ; Eucla district. 



DiAPIIONIA SATELLES, sp.UOV. 



^. Minus convexa ; sat nitida ; nigra, prothoracis lateribus (et 

 exemplorum nonnullorum marginibus ceteris) elytris (vitta 

 lata suturali mox ante apicem utrinque recurva excepta) 

 pygidioque (apice summo excepto) testaceis ; corpore subtus 

 (prsesertim ad latera) pedibusque (tarsis exceptis) pilis elon- 

 gatis pallide fuscis vestitis ; capite sat opaco dense rugulose, 

 prothorace sat fortiter (in disco sparsim, ad latera sat crebre) 

 nullo modo rugulose, punctulatis; seutello ad latera puncturis 

 sat uiagnis nonnullis impresso ; elytris sat crasse sat insequa- 

 liter punctulato-striatis, interstitiis nonnullis leviter convexis; 

 pygidio concentrice strigato; tibiis anticis extus plus minusve 

 obsolete 3-dentatis, intermediis extus 2-dentatis, posticis extus 

 crenulatis et dentibus 2 majoribus armatis ; abdomine longi- 

 tudinaliter concavo; antennarum clava quara clypeus longiori j 

 prothorace postice qnam antice multo plus quam duplo latiori, 

 lateribus pone apicem manifesto coarctatis. 



[Long, 10, lat. 6 lines. 

 ^. A mari differt forma convexa, elytris nigris vitta discoidali 

 (postice plus minusve abbreviata) testacea ornatis ; prothora- 

 cis disco scutelloque magis crebre punctulatis ; illo postice 

 quam antice vix magis quam duplo latiori ; tibiarum omnium 

 dentibus majoribus, tarsis brevioribus ; abdomine a?qualiter 

 convexo ; antennarum clava quam clypeus breviori. 



[Long. 9-11, lat. 5|-6 lines. 

 The male and female are so unlike each other that it is only 

 lately I have become satisfied of their spedific identity. The two 

 forms occur in the same localities, and of one I have seen only 

 males, of the other only females. Mr. Tepper adds information 

 which seems conclusive to the effect that he bred both forms from 



