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CHAPTER XXX. 
XI. TYNE PROVINCE. 
66. DURHAM. 67. NORTHUMBERLAND, SOUTH. 
68. CHEVIOTLAND, OR NORTHUMBERLAND, NORTH. 
Northumberland and Durham. 
“The adder is the most common snake here, and 
when full grown averages over 2 feet in length. 
“Examples of the red viper and the black viper 
occur rarely. 
“JT do not know of the occurrence of the ring snake 
in Northumberland, but I have seen a_ preserved 
specimen found near Sunderland, in the county of 
Durham. It was found in such an unlikely locality 
that I have thought it must have been introduced, 
and I do not look on this specimen as proving the 
species to be indigenous in Durham. Although it 
has been recorded in the ‘Yorkshire Naturalist’ as 
oceurring in South Durham, I feel very doubtful 
about it. If it occurs at all, the most likely place 
