a 
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Cuiton Pictrus—Bean.—Shell oblong, smooth, 
depressed, subcarinated, colour dark red with a few spots 
of white, margin smooth and the fringe distinct, inside 
crimson. Length x inch, breadth + ich. 
This shellis more depressed, not so broad, and the 
colour uniformly darker than C. Levigatus. It is 
rare, only three specomens have been detected in com- 
pany with C. Leevis. 
PaTELLA ATHLETICA Bean.—Shell oval with 
about twenty large tuberculated ribs which project beyond 
the margin and three or four smaller ones filling up the 
interstices between each, apex obtuse and never central. 
colour dull white but young shells are black between 
the ribs which gives them a beautiful appearance ; inside 
pearly. Length 2 inches, breadth 12 inch. 
The animals in this species are very hard and tough, 
our Fishermen call them Kennocks and never use them 
with the common P. Vulgata. in baiting their hooks. 
TrocHus ELectissimMus—Bean.—Shell conic, 
spires six, tapering to a fine point with numerous spiral 
striz which are crossed by minute longitudinal lines of 
growth only visible with the aid of a good magnifier ; 
color brown, with darker longitudinal oblique bands; 
aperture subquadrangular, inside pearly. Length 4 
