PELICAN’S FOOT. 197 
their bases; the mantle digitated, loose, with a 
rudimentary siphon; the foot short, angular in 
front, and obtuse behind; the branchial plume 
single; the operculum horny. 
We have two native species, called the Cormo- 
rant’s foot (A. pes carbonis), and the Pelican’s foot 
(A. pes pelicani). Of these the former is exceed- 
ingly rare, the latter very common. The name in 
both cases is derived from the wing-like expansion 
of the adult shell resembling the webbed foot of a 
sea-bird. The Pelican’s foot is the larger shell, 
PELICAN’S FOOT. 
measuring commonly about two inches in length, 
and nearly an inch and a half in width, when full 
grown. Its colour is yellowish, with clouds and 
spots of chestnut brown. ‘The animal is yellowish- 
white, marked with scarlet spots, especially about 
the head and on the tentacles. It is commonly 
brought up by the dredge, particularly from a 
gravelly bottom. In captivity it is uninteresting, 
as it remains sluggish and inactive, obstinately 
