INDEX TO HELICES. 



Planissima Pfr. iii, 93 ; ix, 6 

 Plauiuscula Hutt. ii, 95. 

 Planoconus Mouss. viii, 132; 



[ix, 6 



PLANOGYRA Morse, . ix, 45 

 Planorbella Lam. iv, 180; 



[ix, 328 



Planorbis Jay, . . ix, 167 

 Planorbis Less, iii, 82; ix, 5 

 Planorboidea Deb. ii, 196. 

 Planorboides Fer. ii, 206. 

 Planorboides Nev. ii, 159. 

 Planorbula Gray, . . ix, 327 

 Planorbula Lam. . ix, 73 



Planospira Bens, i, 183. 

 Planospira Grt. iii, 41 ; ix, 35 

 Planospira Lam. iv, 89 ; ix, 301 

 Planospira Payr. . ix, 305 



Planospirus Pfr. i, 171. 

 Planti Pfr. viii, 142 ; . ix, 38 

 PlanulaHde.ii, 120. 

 Planulata Ant. ii, 114. 

 Plauulata Hutt. viii, 67 ; ix, 15 

 Planulata Lam. vi, 220; ix, 108 

 Planulatus Beck, i, 62. 

 Planulatus Pfr. i, 184. 

 PlatonisPfr. v,16; . ix, 186 

 Plattenica Serv. . . ix, 255 

 Platti Pfr. . . . ix, 38 

 Platychela Mke. iv, 209 ; 



[ix, 330 

 Platycheloides Kob. iv, 211 ; 



[ix, 330 



Platychlamys Blanf. ii, 91. 

 Platycloster Hass. ii, 8. 

 Platygyra Alb. . . ix, 83 

 Platylasia Bgt. . . ix, 274 

 Platyodon Pfr. vi, 239 ; ix, 106 

 Platyomphala Moll, iv, 61 ; 



[ix, 210 



PLATYPETASUS Pilsbry, ix, 207 

 PLATYRHYTIDA Ckll. . ix, 342 

 Platysoma Pi Is. . . ix, 198 

 Platystoma Auc. . . ix, 52 

 Platystyla Pfr. v, 39 ; . ix, 183 

 PLATYTHEBA Pils. . ix, 268 

 Platyzona Mlldff. . ix, 108 



Plebeia Drap. iii, 174 ; ix, 274 



PLEBECULA Lowe, . ix, 239 

 Plebeja ii, 24. 



Plebicola Loc. . . ix, 274 

 Plebicula-Plebecu]&. 

 Plecteulota Mlldff. . ix, 121 



Plectilis Bens, vi, 188; ix, 136 

 PLECTOPYLIS Bens. . ix, 143 

 Plectostoma Bens, iii, 160 ; 



[ix, 146 



Plectotropis Mts. iv, 58; ix, 207 

 PLECTOTROPIS Martens, ix, 208 

 Plena G.-A. viii, 276 ; . ix, 1 24 

 Plesiasteia Bgt. . . ix, 324 

 Plethorica Crse. vi, 138 ; 



iii, 221 ; ix, 131 



Pleurabdota Bgt. . . ix, 257 

 Pleurestha Tassy, . ix, 256 



Pleurischura Bgt. . ix, 259 



Pleurodonta Beck, . ix, 88 

 PLEURODONTE Fischer, ix, 87 

 Pleurophora Moric. iii, 53 ; 



[ix, 41 



Pleuroxia Anc. . . ix, 113 

 Plexus Cox, iii, 262, 46 ; ix, 13 

 Plicaria Lam. iv, 151 ; ix, 327 

 Plicata Born, v, 163 ; . ix, 95 

 Plicata Say, . . ix, 73 



Plicatilis Dh. ii, 103 ; . ix, 205 

 Plicatula Blanf. ii, 98. 

 Plicatula Lam. . . ix, 327 

 Plicatula Mart, ii, 50. 

 Plicatulus Mart, i, 184. 

 Plicifera Blanf. ii, 98. 

 Plicosa Mts. . . . ix, 204 

 Plicostoma Schliit. ix, 284, 308 

 Plicostriata Mouss. ii, 170. 

 Pliculosa Pfr. iii, 216 ; . ix, 130 

 Pluricincta Mart. . ix, 112 



Pluridentata Poll, iii, 116 ; 



[ix, 287 

 Plurizonata A. & R. vii, 



[183; ix, 344 



Plutonia Lwe. iv, 181 ; ix, 328 

 Pluto Pfr. ii, 37. 

 Podolica Cless. ii, 141. 

 Pcecilocostata Pfr. . . ix, 9 

 PoecilostictaPfr. iii, 68 ; ix, 9 

 Pcecilostola Anc. . ix, 193 



