Descriptive Catalogue of the British Testacea. 115 
3. i 
levigatu- N. testa spirali ; ; geniculis lavibus. Winther Test. Min. 
lus. — APAT Coo 
Montagu Test. Brit. p. 188. 
Habitat in mari. 
Testa semipellucida, alba, Habarichal 
Found at Sandwich and Seasalter; not common. 
(Walker.) 
We are unable to add to the above imperfect de- 
scription, never having obtained this species. 
Li - Supplem. t. 18. f. 7.8. 
å. 
depressu- N. testa spirali, utrinque subumbilicata; geniculis de- 
lus. |. pressis, plurimis. | Walker Test. Min. Rar. t. 3. f. 68. 
Adams Microsc. p. 641. t. 14. ^ 33. moi 
Montagu Test. Brit. p. 190. Supplem. t. 18. F: 9. 
Habitat ad littora arenosa. 
Testa opaca, alba. > . 
From Reculver, in fen: E rare. Walker.) 
5. 
umbilica- N. testa spirali, umbilicata; geniculis sulcatis Walker 
tulus. . Test. Min. Rar. t. 8. f. 69. 
Adams Microsc. p. 641. t. 14. f. 34o DiM 
Montagu Test. Brit. pc MA spen s ts 18. 5 L 
Habitat in mari. | 
155 Testa opaca, albas |. E. 
From Sandwich ; not common. ; Walker.) 
Neither this species nor the Prevodi» ave ever fallen 
under our notice: ugi ] 4:0 m Baie 
crispus. N. testa READ ; pan ordain anfsaptibus con- 
- "tiguis ; geniculis crenatis. Linn. Syst. Nat. p. 1162. 
n. 275. Linn, Gmel. p. 3310. Lao — 
Plant: Conch. t. 1.2... 
Gualt. Test. t. 19. JA. D. a 
Q 2 Ginann. 
