﻿p. Thomson. — A Hock Pool and its Contents. 223 



Nerita would be represented by a Trochus. The Porcelain crab is the very- 

 same as the one found at home, both as to colour and size ; while the Actiniae, 

 though differing in colour, very much resemble the ^c^ireiamesemSryawiAemMWi, 

 which studs the rocks so plentifully along the coast in the neighbourhood of 

 St. Andrews. 



