130 CATALOGUE OF THE MOLLUSCA 
15. H. cenuaria, Aull. 
Zonites cellarius, Gray, Turt. Man. 170, t. 4, f. 40. 
In cellars and yards, also in gardens, and under stones in fields 
and woods, common. ‘This species is found in the centre of New- 
castle, and is the only shell-snail we are acquainted with inhabit- 
ing such situations. 
16. H. pura, Alder. 
Felix pura, Ald. in Newe. N. H. Trans. i. 37. 
Zonites purus, Gray, Turt. Man. 171, t. 4, f 43. 
Var. Helix nitidosa, Fér. Tab. des Moll., No. 214. 
Under stones, decayed leaves, &c., in woods, not uncommon. 
17. H. crystauuina, Mill. 
Zonites crystallinus, Gray, Turt. Man. 176, t. 4, f. 42. 
In moss and under dead leaves in woods, d&c., common. 
18. H. runva, Mill. 
Helix trochiformis, Mont. Test. Brit. 427, t. 11, f 9. 
Helix fulva, Gray, Turt. Man. 148, t. 5, f. 47. 
Var. Helix Mortont, Jeff. in Linn. Trans. xvi. 332. 
In moss and under stones in woods, frequent. The variety is 
found in a marshy spot in Heaton Dean. 
19. H. pamenuata, Jeff. 
Helix Scarburgensis, Ald. in Newe. N. H. Trans. i. 36. 
felix lamellata, Gray, Turt. Man. 150, t. 5, f. 48. 
Under dead leaves in moist woods. Gibside woods, Walbottle 
Dean, and Tanfield. 
20. H. acuteata, Will. 
Helix aculeata, Gray, Turt. Man. 149, t. 4, f. 33. 
In moss and under stones in most of our woods, sparingly. 
21. H. puncuenua, Mull. 
Helix pulchella, Gray, Turt. Man. 141, t. 5, f. 49. 
In moss and under stones, local,—generally on limestone. West 
Boldon, not uncommon; Marsden, and Castle Hden.—J/. A. Clea- 
don, Ryhope, and Claxheugh (at the latter place abundant.)—Mr. 
kt. Howse. Wehave found it very sparingly on St. Mary’s Is- 
land, and on the sea banks, near Tynemouth; the only localities 
yet observed in this district, where it occurs off the limestone. 
