— 234 — 

 Var.intercostata,Mous-l 56. R. subsoluta, Mousson. 



son. 



Gen. Diplommatina, Ben- 

 son. 

 Stibg. Diancla, Martens. 



45. D. pomatiaeformis , 



Mousson. 



46. D. subregularis, Mous- 



son. 



47. D. Godeffroyana, Mous- 



son. 



Var. latecostata, Mous- 

 son. 



Var. fracta, Mousson. 



48. D. ascendens, Mousson. 



49. D. tuberosa, Mousson. 



50. I). MartensijH. Adams. 

 Var. niacrostoma , 



Mousson. 



51. D. quadrata, Mousson. 



Subg. Moitssonia, Seraper. 



52. D. fuscula, Mousson. 

 Var. Vitiana, Mousson. 



Gen. Realia, Gray. 



Subg. Omphalotropis, 

 Pfeiffer. 



53. R. ingens, Mousson. 



54. R. costulata, Mousson. 



55. R.circumlineata, Mous- 



son. 



57. R. rosea, Gould. 



58. R. zebriolata, Mousson. 



59. R. longula, Mousson. 



60. R. Moussoni, Pease. 



61. R. parva, Mousson. 



62. R. bifilaris, Mousson. 



Var. angusta, Mousson. 



Subg. Hydrocena, Pfeiffer. 



63. R. brevissima, Mous- 



son. 



Gen. Truncatella, Risso. 



64. T. Vitiana, Gould. 



65. T. arctecostata, Mous- 



son. 



66. T. Arcasiana, Crosse. 



67. T. turricula, Mousson. 



68. T. funiculus, Mousson. 



69. T. semicostata, Mont- 



rouzier. 



Gen. Helicina, Lomarck. 

 Subg. Helicina, Lamarck. 



70. H. fulgora, Gould. 

 Var. expansa, Mous- 

 son. 



71. H. tectiformis, Mous- 



son. 



72. II. pallida, Gould. 



73. H. beryllina, Gould. 



74. H. interna, Mousson. 



