XIV 



CONTENTS. 



XIV. THE OPHIDIA IN THE MONNOW VALLEY . . 194 



XV. THE SMALL RED VIPER .... 206 



XVI. CANKER IN SNAKES KEPT IN CAPTIVITY. . 214 



XVII. EXAMINATION AND RECORDING OF SPECIMENS . 217 



XVIIL VARIOUS INCIDENTS RECORDED OF BRITISH 



.SERPENTS ..... 220 



PART II. 



COUNTY AND VICE-COUNTY DIVISIONS OF THE BRITISH 

 ISLES (for biological PURPOSES) . 235 



XIX. COUNTY AND DISTRICT DISTRIBUTION 

 XX. PENINSULA PROVINCE 

 XXI. CHANNEL PROVINCE 

 XXIL THAMES PROVINCE 

 XXIIL OUSE PROVINCE 

 XXIV. SEVERN PROVINCE 



XXV. SOUTH WALES PROVINCE 

 XXVL NORTH WALES PROVINCE 

 XXVII. TRENT PROVINCE . 

 XXVIII. MERSEY PROVINCE 

 XXIX. HUMBER PROVINCE 

 XXX. TYNE PROVINCE 

 XXXL LAKES PROVINCE . 

 XXXIL SCOTLAND . 

 XXXIIL TABLE OF AVERAGE LENGTHS OF ADDERS AND 

 RING SNAKES IN COUNTIES AND DISTRICTS 

 APPENDIX ..... 

 INDEX ..... 



237 



253 

 258 

 273 

 283 

 288 

 303 

 313 

 318 

 325 

 328 

 332 

 337 

 343 



364 

 371 

 377 



