.298 reference to plates. 



Plate, 16. 



ariGURE. PAGE. 



26, 27. Neritina trausversalis, Zgl. Kiister, Conch. Cab. t. 



22, f. 5, 7, 47 



28. Neritiua doriaj, Issei. Ibid. t. 21, f. 22, ... 47 



29, 30. Neritiua liturata, Eichw. Ibid. t. 21, f. 24-26, . 47 

 31, 32. Neritina beldreichi, Schw. Ibid. t. 22, f. 9, 10, . 47 

 33, 34. Neritina varia, Zglr. Ibid. t. 21, f. 17, 19, . . 47 

 So, 36. Neritina meridionalis, Phil. Ibid. t. 22, f. 11, 13, . 48 



37. Neritina nigrocserulea, Parr. Ibid. t. 22, f. 14. . . 48 



38. Neritina elongatula, Morel. Ibid. t. 22, f. 16, . . 48 



39. Neritiua elongatula, var. violacea. Morel. Ibid. t. 22, f. 



18 48 



40. Neritina lutesta, Rve. Conch. Icon. f. 137a, ... 48 



41. Neritina hispalensis, v. Mart. Kiister, Conch. Cab. t. 22, 



f. 20, 48 



42. 44. Neritina guadianensis. Morel. Ibid. t. 22, f. 22, 24, 49 



43. Neritina guadianensis, var. valentina, Graells. Ibid. t. 



22, f. 25, . . 49 



45. Neritina callosa, Desh. Ibid. t. 22, f. 27, . . . 49 



46. Neritina prevostiana. Kiister, Conch. Cab. t. 3, f. 3, . 48 



47. Neritina baetica, Lam. Ibid. t. 23, f. 1, . . .49 



48. Neritina sardoa, Mke. Ibid. t. 4, f. 21, . • . 49 



49. Neritina sardoa, Mke. Ibid. t. 23, f. 3, . . .49 



50. Neritina peloponnesia. Reel. Ibid. t. 3, f. 15, . . 50 



51. 52. Neritina numidica. Reel. Ibid. t. 23, f. 5, 8, . . 50 



Plate 17. 



■53. Neritina syriaca, Bourg. Kiister, Conch. Cab. t. 23, f. 9, 50 

 54-56. Neritina hidalgoi, Crosse. Jour, de Conch, t. 11, f. 2, 



1880, . . " 49 



57. Neritina pallida, Dkr. Kiister, Conch. Cab. t. 23, f. 11, 50 



-58-60. Neritina schultzii, Grimm. Ibid. t. 23, f. 13, 15, 17, 50 



61. Neritina panayana, Reel. Ibid. t. 23, f. 17, . . . 50 



62. Neritina baconi, Rve. Conch. Icon. f. 127, a, . . 51 



63. Neritina afi-icana. Parr. (= nilotica.) Ibid. f. 138, b, . 51 



64. Neritina nilotica, Rve. Ibid. f. 157, b, . . . .51 

 ■65. Neritina euphratica, Mouss. Kiister, Conch. Cab. t. 15, 



f.9, 51 



66. Neritina jordani,Sowb. Ibid. t. 2, f. 15, ... 51 



67. Neritina jordani, Sowb. Couch. Icon. f. 129, a, . . 51 



68. Neritina anatolica var. hausknechti, Mart. Ibid. f. 148, a, 52 

 •69. Neritina anatolica var. boissieri, INIart. Kiister, Conch. 



Cab. t. 3, f. 5, 52 



70. Neritina anatolica var. olivieri. Mart. Ibid. t. 13, f. 18, . 52 



71. Neritina anatolica var. bellardii, Mart. Ibid. t. 13, f. 25, 52 

 72-74. Neritina macrii, Reel. Ibid. t. 4, f. 12 ; t. 13, f. 13, 



28, 52 



75. Neritina mesopotamica, Mouss. Ibid. t. 13, f. 20, . . 52 



