88 AMPHIBIA. 
both of the earlier and the adult state of their existence, 
and.in the phenomena of their transformation. 
The species which belong to the British Fauna are more 
numerous than they were formerly supposed to be. Of 
the true Frogs we have two, of the Toads two, and of 
the Newts four, even excluding the Triton vittatus of Mr. 
Gray, which is probably a variety of Lissotritor palmipes, 
and the British habitat of which appears to be doubtful. 
