NOTES ON CRUSTACEA FROM FAIRLIE AND HUNTERSTON. 355 
from that of the more common Orchestia littorea, being some- 
what pear-shaped, broad at the base, while a strong claw 
springs from the narrow apex; and the palm is furnished with a 
distinct tooth near the base of the claw. 
Isopopa. 
All the Isopods mentioned in the list have already been 
recorded for the Clyde area; they are all included in Dr. 
Robertson’s Catalogue of the Amphipoda and Isopoda of the Firth 
of Clyde, published by this Society a few years ago. 
