196 TURBO. TURBAN, 



B. The pillar-lip flattened, without groove or perforce 

 tion, 7 to 15, 



7. Turbo litoreus. Perriwlnkle. 



Lister, pi. 585. f. 43 Pennant, pi. 84. f. 1 Da Costa, 

 pi. 6. f. 1 Donovan, pi. 33. f. 1, 2 Linn. Tram. viii. pi. 4. 

 f. 8 to 11jDora* Cat. pi. 17. f. 1, and pi. 19. f. 2, 3 

 Walker, f. 31. 



Shell thick, strong, somewhat oval, finely pointed : spires 

 five or six, flat and hardly raised, and separated by a fine 

 line, more or less strongly striate or grooved circularly, 

 sometimes nearly smooth, the first volution very large : 

 color chocolate-brown, or various shades of red, brown, or 

 yellow, plain or spirally banded with different colors : aper- 

 ture rounded-oval ; the outer-lip with a thin edge, some- 

 times finely notched; pillar-lip broad, white, polished: 

 length an inch or more ; breadth not so much. 



The young are extremely variable in their appearance 

 and markings, being sometimes conic and pointed, and re- 

 gularly ribbed transversely, in which state they are gene- 

 rally found on stones in the mouths of rivers ; sometimes 

 they are nearly smooth, with a short obtuse but well de- 

 fined spire, and the color black, brown, orange, red^ white, 

 banded, or chequered. 



On all rocky coasts, v. v. 



8. Turbo jugosus. Ridged Turban. 



Montagu, pi. 20. f. 2 Linn. Trans, viii. pi. 4. f. 7 

 Dorset Cat. pi. 19. f. 1. 



Shell somewhat oval, not much pointed : spires four, 

 the first very large, taking in three-fourths of the shell, 

 tumid in the middle, and marked with ten or eleven elevated 

 circular sharp ridges which reflect a little upwards, the 

 middle ones of which are stronger and more distinct : color 

 fulvous or dark purple, with the ridges often white or 

 greenish-black ; inside dark purple or chocolate-brown : 

 aperture nearly orbicular ; the outer-lip thin and slightly 

 notched by the ridges, pillar-lip broad, polished, chocolate- 

 color : length three-eighths of an inch ; breadth a quarter 

 of an inch. 



It differs from the young of the last species, in the body 

 volution tapering a little to both ends, giving the shell a 



rather 



