304 REFERENCE TO PLATES. 



FIGURE. PAGE. 



50. Helicella fortune!, Pfr. Conch. Icon. f. 458, . . .208 



51. Helicella meridionalis, Moll. (=Fortunei, Var.). Jahrb. 



Mai. Gesell. xi, t. 7, f. 5, 208 



52. 53. Helicella cremata, Heude. Hist. Nat. Emp. Chin, ii, 



t. 20, f. 15, 207 



54, 55. Helicella lutosa, Desh. Arch. Mus. Bull, ix, t. 3, f. 



19, 20, . . . . . 208 



56. Helicella uncopila, Heude. Hist. Nat. Emp. Chin. t. 16, 



f. 6, . .208 



57-59. Helicella fasciola, Drap. Fer. Hist. Moll, iii, t. 69a. 



f. 1, 208 



60, 61. Helicella Maackii, Gerstf. Mem. Acad. St. Peters. Sav. 



Etr. ix, t. 27, 27a. ... .... 209 



62. Helicella Conrauxiana, Heude. (Maackii). Hist. Emp. 



Chin, iii, t. 27, f. 18, . . . . . . . 209 



63, 64. Helicella dichroa, Pfr. Kiister, Conch. Cab. ii, 1. 109, 



f. 16, 17, .. . 208 



PLATE 48. 



65, 66. Helicella Maackii, Gerstf. Var. depressa, Pfr. Novit. 



Conch, iii, t. 107, f. 3, 4, 209 



67. Helicella Kiangsinensis, Mart. (Maackii, Var.) Ibid. 



iv, t. 134, f. 15, 209 



68, 70. Helicella Billeana. Heude. Hist. Nat. Emp. Chin. 



ii, t. 14, f. 3, 209 



71, 72. Helicella Weyrichi, Schrenck. Reise. Amurl. t. 26, 



f. 11, 13, ' 209 



73, 74. Helicella Tourannensis, Soul. Kiister, Conch. Cab. 



i, t. 17, f. 3, 4, 209 



75, 76. Helicella Ruppelli, Desh. Arch. Mus. Bull, ix, t. 2, 



f. 1, 2, . . 210 



77. Helicella bolus, Benson. (=Tourannensis). Conch. Ind. t. 



53, f. 7, 209 



78, 79. Helicella argillacea, Fer. Kiister, Conch. Cab. i, t. 



58, f. 4, 5, . . . 210 



80, 81. Helicella transversalis, Mouss. Jour, de Conch. 2d. 



Ser. ii, t. 6, f. 5, 6, 210 



82-84. Helicella Smiruensis. Moll. Java. t. 2, f. 10, . . 184 



85. Helicella radicicola, Benson. Conch. Ind. t, 62, f. 10, . 210 



86. Helicella despecta, Gray. Moll. Beechey's, Voy. t. 38, 



f. 5, . . . 211 



87-89. Helicella cryptopila, Mouss. Novit. Conch, iv. t. 117, 



f. 10-12, 211 



90-92. Helicella crassula, Phil. Kiister, Conch. Cab. ii, t. 



114, f. 14-16, . .211 



93. Helicella Zoroaster, Theob. Conch. Ind. t. 86, f. 3, . 211 



94. Helicella scalpturita, Benson. Ibid. t. 53, f. 9, . .211 



