REFERENCE TO PLATES. 305 



FIGURE. PAGE. 



60, 61 . Fiss. cratitia Old. = Glyphis aspera Esch. U. S. 



Exped., . . .'",- 214 



62-65. Puncturella galeata Old. U. S. Exped., . . .230 

 66-69. Glyphis cruciata Gld. U. S. Exped., . . .225 

 70, 71. Puncturella cognata Gld. U. S. Exped., . . . 230 

 72-75. Puncturella cucullata Gld. U. S. Exped., . 232 



PLATE 43. 



76, 77. Subemarginula gigas Mart. Conch. Mittheil., . . 286 

 78, 79, 80. Subemarginula parmophoidea Q. Thes., . . 285 

 81, 82. Subemarginula scutellaris Ad. Thes., . . . 286 

 83, 84. Subemarginula intermedia Rve. Thes., . . . 285 



85. Subemarginula carinata Ad. Thes., .... 285 



86. Subemarginula cicatricosa Ad. Thes., .... 286 



87. Subemarginula ossea Ad. not Gould. Thes., . . . 287 



88. Subemarginula decussata Ad. Thes., .... 286 



89. 90, 91. Fissurellidea hiantula Lam. Voy. Amer. Merid., 179 



92. Fissurellidea hiantula Lam. Conch. Icon., . . . 179 



93. Fissurellidea hiantula Lain. Animal, reduced in size, . 179 



PLATE 44. 



94. Megatebennus bimaculatus Dall. A. J. C., . . . 183 



95. 96. Lucapina crenulata Sowb. Specimens, . . .182 

 97,98. Megatebennus nigrita Sowb. Conch. Icon., . .187 

 99,100,1,2. Megatebennusscutellum Gm. Specimens, . 184 



3-5. Lucapinella callomarginata Cpr. Specimens, . .196 

 6-8. Pupillsea aperta Sowb. Siidaf. Moll., . * . . .180 



PLATE 45. 



1-4. Fissurella alba Cpr. Specimens, .... 159 



5. 6. Fissurella nigrocincta Cpr. Thes., .... 160 

 7, 8. Fissurella concinna Phil. Abbild., .... 146 

 9-11. Fissurella picta Gmel. Specimen, . . . .144 



PLATE 46. 



1. Haliotis nebulata Rve. Couch. Icon., . . . .102 



2, 2. Scutellina ferruginea Ad. Ads. Genera, . . .130 



3. Scutellina compressa Pse., . . . . . .129 



4, 5. Scutellina pulchella Lischke. J. M. C., . . .128 



6. Scutellina crenulata Brod., . . . . . .128 



7. Cocculina galeola Jeffr. P. Z. S., 137 



8-11. Scutellina cinnamomea Gld. U. S. Exped., . . 128 



12-14. Fissurella biradiata Fr. Specimens, . . . 153 



15-17. Fissurella darwinii Rve. Specimens, . . . 144 



18, 19. Fissurella oriens Sowb. Specimens, . . . . 152 

 20 



