INTRODUCTION. 



niily 

 family ' nearly 



: 



:in 



I have 1 1 



! DM is 



very in made to alter 



riallj I t of I rally 



Norton in hi- Monograph of the North- 

 • ! t § p), in the 'Trai 



the Amei Is . i. <fe ii . 



Pari ry common in the T< nth > . tnd the 



bence in 

 ■ usually 

 differ very much in and Pti 



milarwith whi< h I am acquainted. 



kly. On the other hand, 



listribntion of colour and pattern no1 (infrequently 



. widely that t Linens may 



vr identical at first Bight, v . - loser in paction r. \ 



structural differ • .1 neuration, which prove 



theui to • widely • rhaps i ven to 



ibfamilii 



