CHAP, 
. THE CLASS REPTILIA. 
XIII. 
CONTENTS. 
PART f, 
TROPIDONOTUS NATRIX, OR THE RING SNAKE 
. THE RING SNAKE—continued. THE PLAGUE 
SNAKES AT LLANELLY 
SNAKES IN IRELAND IN 1900 
CORONELLA AUSTRIACA, OR THE SMOOTH SNAKE 
. HIBERNATION AND SLOUGHING 
VIPERA BERKUS, OR ADDER 
. THE ADDER—continued. ANATOMY . 
THE ADDER —continued. COLOUR VARIATION 
BRITISH ADDERS 
THE ADDER—continued. THE EFFECT OF ADDER 
VENOM 
. THE ADDER—continuwed. THE REPRODUCTION OF 
THE ADDER 
. THE ADDER—continued. SWALLOWING THE YOUNG 
FOR PROTECTION 
THE ADDER—continued. STATEMENTS BY CORRE- 
SPONDENTS ON THE SWALLOWING OF THE 
YOUNG BY THE MOTHER 
PAGE 
143 
164 
