149 
nearly flat, smooth purplish brown, with two bands of 
plain yellow which are bordered by two narrow bands 
of white spotted with brown, lower part of the body 
whorl white, a dark brown band bounds and enters the 
umbilicus which is neither grooved nor striated ; pillar 
lip brown and white, slightly reflected on the umbilicus. 
Young, with the spire less produced. 0.60. Dover, 
Isle of Man, &c. 
N. Guasrissima. Forbes —NeERiTA G. Brown. 
Wern. Mem. 2. p: 532. t. 24. f. 12.—N. Suncata. 
Turt. D. p. 124. t. 56,7.—Natica S. F. p. 320.— 
Globular, semitransparent, bluish white; whorls four, 
with remote oblique longitudinal striz, swollen, well 
defined ; pillar lip flat, projecting a little in the middle 
over the cavity behind, which is long and deep. 3. 
Dublin Bay. 
N. HeEuicoipes. Johnston in Trans. Berwick. N. 
H. Soc. 1835.—Ovate-conical, smooth, white, imma- 
culate, covered with a yellowish epidermis; whorls 
five, rounded, separated by a channelled suture, the 
spire produced and rather obtuse ; aperture pure white 
with a small fissure on the pillar. 0,60...0,40. Ber- 
wick Bay. 
