Plate 



rugosa, Sowerby XXV. 



rupicola, Reeve VIII. 



Ruppellii, Reeve XXIII. 



rustica, Reeve XXXIX. 



wiii/i'i/io/riifn, Lamarck I. 



sanguisuga, Lamarck XXV. 



SantangeJi, Maravigna III. 



Savigmi, Payrandeau XXXVII. 



scabriuscula, Gray V. 



scabriuscula, Lamarck V. 



Schroeteri, Desliayes XXI. 



sculptilis, Reeve XXXV. 



scutulata, Lamarck XII. 



semen, Reeve XXXII. 



semicostata, Anton XXXVII. 



semifasciata, Lamarck XVII. 



semifeiTuginea, Jonas XXVIII. 



Senegalensis, Reeve XVII. 



serpentina, Lamarck XV. 



Sinensis, Reeve XXIV. 



Solandri, Reeve XXII. 



solida, Reeve III. 



solidula, Reeve XVIII. 



speciosa, Reeve XIX. 



sphserulata, Martyn V. 



spicata, Reeve XXXV. 



Stainforthii, Reeve III. 



stigmataria, Lamarck III. 



striata, Gray XXXI. 



striatula, Lamarck XIII. 



strigata, Swainson V. 



subdivisa, Lamarck VII. 



subulata, Lamarck XI. 



sulcata, Kiener XXII. 



suturata, Reeve XXXLV. 



Swainsoni, Broderip I. 



tabanula, Lamarck XXXIX. 



tasniata, Lamarck VIII. 



elescopium, Reeve XX. 



erebralis, Lamarck II. 



Species 

 101 

 53 

 179 

 329 



99 



17 

 307 

 35 

 37 

 167 



129 



112 



191 



172 



18 



133 



148 



37 



291 



13 



15 



255 



96 



32 



46 



79 



176 



282 



4 



332 



52 



Plate Species 



tessellata, Martyn II. 10 



tessellata, Kiener XVI. 123 



tessellata, Swainson XXV. 19S 



testacea, Swainson XXV. 98 



texturata, Lamarck XX. 155 



Ticaonica, Reeve XXIII. 181 



tornata, Reeve XXXIII. 269 



Tornatelloides, Reeve XXXVIII. 316 



torulosa, Lamarck XXI. 162 



tristis, Swainson XV. 114 



tubereulata, Kiener XXV. 196 



tuberosa, Reeve XXX. 237 



tumida, Reeve VIII. 5 1 



turben, Reeve XXVII. 213 



turgida, Reeve XXXIII. 273 



turriger, Reeve XXXLT. 262 



tusa, Reeve XXXIV. 283 



typha, Reeve XXXIII. 267 



undulosa, Reeve XXIV. 193 



ustulata,\Ree»e XIII. 89 



Vanikorensis, Qnoy XXVII. 220 



variabilis, Reeve XIII. 95 



variata, Reeve XXVI. 209 



variegata, Reeve XV. Ill 



vemistula, Reeve XXVI. 204 



versicolor, Martyn I. 2 



verrucosa, Reeve XXIX. 232 



vexfflum, Reeve XXIII. 183 



virgata, Reeve XXV. 197 



virgo, Reeve XXVII. 214 



vittata, Swainson VII. 50 



vitulina, Dillwyn IV. 28 



vulpecula, Lamarck VIII. 55 



vultuosa, Reeve XXXIII. 270 



Woldemarii, Kiener XVIII. 139 



zebra, Lamarck XII. 84 



Zebuensis, Reeve X. 73 



zclotypa, Reeve XXXVIII. 325 



Ziervogebana, Kiener XVIII. 136 



zonata, Marryatt III. 17 



ERRATA. 



Species 45, for Mitrn nttfnnntn reail Mitrn fiitvn . vnr. 

 Species 109, for Mitrn mi*rn, Quoy, n ail Mitrn Qntit/i, Deshayea. 

 Species 130. tor Mitrn mi/irrsMi nail Mitrn rnbricata. 

 Species 20(1, for Mitrn speninsn read Mitrn riiriirtti. 

 Plate XXXVI., for Species 2;3, read Species 305. 



