PLATE XLII. 
Fig. 19, 21. LYMNiEA stagnalis. 
LYMNiEA stagnalis. Lam. Syst. vi. partie 2, p. 159. 
Lymneus stagnalis, Drnp. Moll. p. 51^ pi. 2, fig. 38, 39. 
Helix stagnalisj Mont. Test. Brit. p. 367- — Brown in Ency. Brit. vi. p. 461. 
Fig. 20 and 33. Young shells. 
Fig. 22, 23. LYMN^A fragilis. 
Lymn^a fragilis. Brown's MSS. 
Helix fragilis, Mont. Test. Brit. p. 369, pi. 16, fig. 7 — Brown in Ency. Brit. vi. p. 461. 
Fig. 17, 18. LYMNiEA palustris. 
Lymn^ea palustris. Lam. Syst. vi. partie 2, p. 160. 
Lymneus palustris, Drap. Moll. p. 52, pi. 2, fig. 40, 41, var. a. 
Helix palustris, Mont. Test. Brit. p. 370, pi. 16, fig. 10. — Brown in Ency. Brit. vi. p. 461. 
Fig. 4, 6, 7, 14, 15, 16, S3. Varieties. 
Fig. 26. Var. b. Black. Drap. p. 52, pi. 2, fig. 42. 
Fig. 11. Var. c. Ash-coloured. Drap. p. 52, pi. 2, fig. 43. 
Fig. 29, 30, 31, 32. I.YMNiEA auricularia. 
Lymn^ea auricularia. Lam. Syst. vi. partie 2, p. 161. 
Lymneus auricularia, Drap. Moll. p. 49, pi. 2, fig. 28, 29. 
Helix auricularia, Mont. Test. Brit. p. 375, pi. 16, fig. 2. — Brown in Ency. Brit. vi. p. 461- 
Fig. 37. Variety. 
Z.««w. Trans, viii. p. 221, pi. 5, fig. 8*. 
Fig. 10, 11. LYMNiEA ovata. 
Lymn^a ovata. Lam. Syst. vi. partie 2, p. 161. 
Lymneus ovatus, Drap. Moll. p. 50, pi, 2, fig. 30, 31 — New as a British species. Found by me in ditches at Bury, 
in Lancashire. 
Fig. 8, 9, 36, 38. LYMN^A peregra. 
Lymn^a peregra, Lam. Syst. vi. partie 2, p. 161. 
Lymnaeus pereger, Drap. Moll. p. 50, pi. 2, fig. 34, 35. 
Helix peregra, Mo?it. Test. Brit. p. 376, pi. 16, fig. 4. 
Helix putris. Brown in Ency. Brit. vi. p. 461. 
Fig. 39, 40. LYMNiEA limosa. 
Lymn^a limosa. Brown's MSS. 
Helix limosa, Lin. Syst. ii. p. 1249. — Brown in Wer. Mem. ii. p. 530, pi. 24, fig. 11- 
Fig. 27, 28. LYMNiEA glutinosa. 
Lymn^a glutinosa. Brown's MSS. 
Helix glutinosa, Mont. Test. Brit. p. 379, pi. 16, fig. 5. 
Fig. 24, 25. LYMNiEA lacustris. 
Lymn.s;a lacustris, Brown's MSS A new species. Found by me in Lochleven, Kinrotshire — In Lady Jardine's 
Cabinet. 
