i86 Mr. Mantell on the iguanodon, &c. 
suture, the discrepancy alluded to does not appear to be 
sufficiently important to invalidate the accuracy of the opi- 
nions which I have attempted to establish. 
I have the honor to be, 
Sir, 
your most obedient Servant^ 
Gideon Mantell. 
Castle Flace, Leu'es, 
Jan. I, 1825. 
