66 Life Beneath the Waves. 



the north and north-east. The particular 

 specimen I have copied (which was kindly 

 lent to me for that purpose) was obtained 

 off the Irish coast; the colouring is dark 

 brown, with marks of olive green and 

 chestnut. 



The smaller Chiton represented is the 

 commonest British species, and may be 

 found amongst rocks and stones at low 

 water. I have various specimens of this 

 kind in my aquarium, but their numbers 

 continually diminish, thanks to the crabs, 

 who never fail to take advantage of any 

 unwonted " absence of mind" on the part 

 of the poor Chitons, and to make their 

 shells remarkable for " absence of body." 



Amongst the broken shells cast up by 

 the waves on the shore, the Natica or Sea- 

 snail is common enough ; the Necklace 

 Natica is the largest of this class. When 



