328 



CHAPTEE XXIX. 

 X. HUMBER PROVINCE. 



61. South-east York. 63. South-west York. 



62. North-east York. 64. Mid-west York. 



65. North-west York. 



Yorkshire. 



Scarborough District. " Adders. — These are 

 common wherever the locality is suitable for them, 

 but they are gradually dying out from continuous 

 persecution. The general length of the males is 18 

 or 19 inches, that of the females 20 to 22 inches. 

 The largest female that I have measured was 25J 

 inches. Varieties are very scarce. I have seen 

 hundreds, but not until this last summer (1900) 

 have I seen any variation from the usual type. I 

 caught (and afterwards set at liberty again) a male 

 adder about 18 inches in length, of a bright brick- 

 red ground colour, with very black markings of the 

 ordinary pattern. It was on moorland. In those 

 I have dissected I have never found any other 



