208 NATURAL HISTORY OF 



SCARAB.EUS TIT Y US. 



PLATE XII. 



Linn- $y*t. Nat. p. 542 Olivier, i. No. 3, p. 9, pi. 4, fig. 

 31, and pi. 10, fig. 31, ft, c Say's American Entom. i. 



This insect is about two inches in length : the 

 prevailing colour glaucous, inclining to grey. The 

 head is black, and armed with a strong horn which 

 is curved backwards. The thorax is variegated 

 with black and grey, and has three horns projecting 

 from its anterior part, one in the centre slightly 

 curved downwards and hairy on the under side, and 

 two lateral ones which are short and acute. Elytra 

 glaucous-grey, with numerous large spots of black. 

 The under side of the body, and legs, are wholly 

 black. 



The female is without horns, and differs from the 

 other sex in the colour of the elytra. 



Inhabits Carolina, Virginia, and other North 

 American states. " It is so extremely rare in 

 Pennsylvania," says Mr Say, from whose handsome 

 work on American Entomology the accompanying 

 figures have been taken, " that the late Rev. F. V. 

 Melsheimer, the parent of Entomology in this coun- 

 try, and a very industrious collector, found but two 

 individuals in eighteen years. An instance has 

 however occurred, in which the appearance of a 

 considerable number of then? occasioned no little 



