TURBO. TURBAN. 199 



nearly a quarter of an inch long, and three-eighths broad ; 

 but those which we have collected on the Devonshire coast 

 are seldom much above half the size, 

 On rocks, at low water, v. v. 



13. Turbo ziczac. Zigzag Turban. 

 Lister, pi. 583. f. 38. 



Shell somewhat conic and pointed, white or blueish* 

 white, mostly marked with longitudinal waved purplish or 

 purplish-brown zigzag lines : spires six, very little raised, 

 minutely striate transversely j the larger volution with a 

 slight keel-like ridge at the base : aperture roundish-oval, 

 with generally two pale bands on the inside : length a quar* 

 ter of an inch ; breadth about an eighth. 



Variety. White, and without the zigzag lines. 



Linn. Trans, viii. pi. 4. f. 14, 15. 



Found by Lady Wilson, near Sundcrland ; but was pro* 

 bably only the next species, or a variety. 



14. Turbo dispar. Discordant Turban. 

 Linn. Trans, xi. pi. 13. f. 4. 



Shell strong, short, conic, rather obtuse, blueish-grey or 

 dark slate-color : spires five, very little raised ; the first 

 very large and occupying more than half the shell, smooth 

 or very obscurely striate spirally, and obliquely wrinkled ; 

 the larger volution with a slight keel-like ridge at the base ; 

 the others small and appearing as if worn down : aperture 

 roundish-oval, dark purple within with a single pale band 

 near the lower extremity ; inner-lip spreading, but not 

 forming a perforation behind it : length a quarter of au 

 inch; breadth something less. 



It is shorter in proportion than the last, more obtuse, 

 with the larger volution comprising more of the shell, and 

 has only a single band within the aperture. 



Found by the Rev. Mr. Bingley, at Poole j and by our* 

 selves at Portmarnock, in Dublin bay, and at Teignmouth, 

 v. m. 



15. Turbo fulgidus. Bronzed Turban. 

 Montagu, p. 332. 



Shell somewhat conic,, smooth, glossy, transparent : 



spires 



