224 EXPLANATION OF PLATES. 



FIGURE. PAGE.. 



30, 31. Calocochlea zonifera var. Specimen, . . . 142 



32, 33. Calocochlea zonifera var. paraleuca. Specimen, . 142 



34-36. Calocochlea microspira Pfr. Specimens, . . .145 



37. Calocochlea codouensis Hid. J. de C., . . . . 140 



PLATE 54. 



38-40. Calocochlea xanthobasis Pils. Specimen, . . . 155 



41, 42. CalococLlea samareusis Semp. var. J. de C., . . 146 



43, 44. Calocochlea pulchra Pils. Specimen, . . . 143 



45, 46. Calocochlea hemisphserion Sowb. Conch. Cab., . 145 



47, 48. Calocochlea peraffinis Pils. Specimen, . . . 139 



PLATE 55. 



49. Calocochlea harfordii Brod. Specimen, . . . .148 



50. Calocochlea harfordii Brod. Conch. Syst, . . . 148 



51, 53, 54. Calocochlea coccomelas Brod. Specimens, . . 146 



52, 55. Calocochlea coccomelas Brod. Conch. Icon. & C. 



Syst., .......... 146 



56. Calocochlea mainitensis Hid. J. de C., .... 152 



PLATE 56. 



57, 58. Calocochlea crossei Hid. J. de C., . . . . 156 

 59, 60. Calocochlea retusa Pfr. Conch. Cab., . . . 157 



61. Calocochlea libata Rv. var. J. de C., .... 157 



62, 63. Calocochlea libata Rv. Conch. Cab., . . . 157 

 64, 65. Chromatosphaera erubesceus Semp. Reisen., . . 170 

 66, 67. Chromatosphrera erubescens v. luteocincta. Reisen., . 171 

 68, 69. Chromatosphsera aurata Sow. Specimen, . .170 



70. Chroraatosphsera aurata Sow. Obras Mai., . . .170 



71, 72. Chromatosphaera lividocincta Semp. Reisen., . . 171 



PLATE 57. 



73-75. Axina striatissima Pils. Specimen, . . . .162 



76. Axina magistra Pfr. Obras. Mai., . . . . .164 



77, 78. Axina bruguieriana Pfr. Specimen, . . .166 

 79. Helicostyla mirabilis Fer. Conch. Cab., . . . 181 

 80-82. Helicostyla mirabilis Fer. Specimens, . . .181 

 83-86. Helicostyla mirabilis Fer. Obras Mai., . . .181 



87. Helicostyla mirabilis var. near trichroa. Conch. Cab., . 182 



PLATE 58. 



88. Helicostyla metaformis Fer. var. Specimen, . . 186 



89. Helicostyla metaformis var. J. de C., . . .186 



90. Helicostyla metaformis var. Specimen, . . . 186 



91. Helicostyla rustica Mouss. Conch. Icon., . . .187 



