146 
Hill, I am gratified in settling it, as I had figured what 
had, by some, been considered the same species. 
I find, upon comparison, that there are two or three more 
that have a general resemblance to each other, found at 
Blackdown, which may be distinguished by the hinge, and 
I shall pay attention to them, that when I have sufficient 
specimens, they may not be forgotten* 
