62 
HISTORY OF BRITISH CRUSTACEA. 
down their united points opens and expands them, forcing 
apart the gravel ; at the same moment the posterior part of 
the body is brought down into the hollow thus made, and 
the action of the feet is repeated. The process is continued 
until the hinder parts are covered, and the muzzle alone is 
visible, with the two claws. Thus it sits quite still, remind- 
ing one of a toad, the broad triangular pedipalps, that fit so 
close, occasionally opening, like the folding doors of a tiny 
cabinet, and allowing the palpi to be thrust out to wipe the 
minute eyes. The face, when examined with a lens through 
the glass walls of the Aquarium, has a most funny expres- 
sion, being singularly like that of an ancient man.” Mr. 
Gosse found that the Ebalia was chiefly active at night : its 
activity however is not great. 
Ebalia tumefacta,^ Mont. sp. Bryer’s Nut Crab . — 
Carapace sub-rhomboidal, smooth, with a smooth reflected 
margin, and three round elevations placed triangularly. 
Colour pale dull yellow ; arm scarcely twice as long as it 
is broad. 
Bound at Weymouth, and at other places on the coast of 
England and Ireland. The Rev. Alfred Norman took one 
specimen at Budleigh Salterton in 1852. 
* Cancer tumefactus, Montagu ; Ebalia Bryerii, Leach . 
