REFERENCE TO PLATES. 



FIGURE. PAGE. 



39, 40. Helicella canescens, Ad. & Reeve. Kiister, Conch. 



Cab. ii, t. 142, f. 3, 4, . . 214 



41. Helicella canescens, Ad. & Reeve. Conch. Icon. f. 587, . 222 



42, 43. Helicella arbusticola, Desh. Nouv. Ann. Mus. ix, 



Bulb. t. 2, f. 6, 7, . 218 



44. Helicella immaculata, Ad. & Reeve (= Largillierti). 



Conch. Icon. f. 420, . . . . . . .218 



45, 46. Helicella Largillierti, Phil. Ku'ster, Conch. Cab. ii, 



t. 144, f. 20, 21, .... . 218 



PLATE 51. 



47. Helicella papilliformis, Kobelt. Jahrb. Mai. Gesell. iii, 



t. 1, f. 1, 217 



48-51. Helicella Japonica, Pfr. Preuss. Exped. t. 14, f. 11, . 217 

 52. Helicella Japonica, Pfr. Kiister, Conch. Cab. ii, t. 119, f. 



17, 217 



53. Helicella albida, A. Ad. Zool. Proc. t. 27, f. 9, 1870, . 218 

 54, 55. Helicella conospira, Pfr. Abhandl. Senkenb. xi, t. 7, 



f. 13, 218 



56, 57. Helicella cardiostoma, Kobelt. Ibid, xi, t. 2, f. 14, . 219 

 58, 59. Helicella Hilgendorffi, Kobelt. Ibid, xi, t. 2, f. 9, . 219 

 60-62. Helicella patruelis, H. Ad. (= Tabuensis, Ancey). 



Ibid, xi, t. 2, f. 6, . ,; . . . . . 218 



63. Helicella callizona, Crosse. Jour, de Conch, t. 13, f. 3, 



1871, . . . .--- .220 



64-67. Helicella sphinctostoraa, A. Ad. Abhandl. Senkenb. 



xi, t. 2, f. 7, 11,15, . . ".: .... 218 

 68. Helicella fulvicans, H. Ad. Zool. Proc. t. 13, f. 2, 1866, 220 

 69-71. Helicella verrucosa, Reinh. Abhandl. Senkenb. xi, t. 



1, f. 15, . 219 



72, 73. Helicella macrocycloides, Kobelt. Ibid, xi, t. 2, f. 10, 219 

 74, 75. Helicella conulina, Mart. Ibid, xi, t. 7, f. 18, . . 219 

 76, 77. Helicella Goodwini, Smith. Ibid, xi, t. 7, f. 17, . 219 

 78, 79. Helicella Lischkeana, Kobelt. Ibid, xi, t. 7, f. 16, . 220 

 80-82. Helicella leprosula, Heude. Hist. Nat. Emp. Chin. 



iii, t. 27, f. 15, . 220 



PLATE 52 



83. Helicella Coreanica, Ad. & Reeve. Conch. Icon. f. 447, . 220 

 -84, 85. Helicella Coreanica, Ad. & Reeve. Kiister, Conch. 



Cab. ii, t. 143, f. 19, 20, .. . 220 



86. Helicella latrunculorum, Heude. Hist. Nat. Emp. Chin. 



iii, t. 27, f. 17, ... . 221 



87. Helicella plethorica, Crosse. Jour, de Conch, t. 12, f. 2, 



1869, . ..221 



:88. Helicella improvisa, Heude. Hist. Nat. Emp. Chin, iii, t. 



27, 16, 220 



89-91. Helicella nautiloides, Val. Fer. Hist. Moll. t. 37a, f. 



4, . 212 



