496 PROF. J. E. DUERDEN ON CRABS (Deesh2s 
the part of the crab, for the actinian is not attached, but held 
between the fingers of the Melia, and, if it be taken away, will 
be again seized. Usually there is an anemone in each hand, but 
sometimes one or both hands are empty. The actinians, which 
ie 
—- = ri py a 
= = 
ae Ne 
a. Melia tessellata from the Maldive and Laccadive Archipelagoes, bearing in each 
claw a sea-anemone; the crab is represented holding on to a living coral stock. 
b. The “hand” holding an anemone. Both enlarged. (After Borradaile.) , 
are grasped firmly round the middle below the tentacles, may be 
useful, by means of their stinging-cells, either for defence or to 
‘fish’ for food with, or perhaps for both purposes. The chelipeds 
