76 



INDEX TO HELICES. 



Ostiolura Or. ii, 180; . ix, 33 

 Osculum Thomae, . ix, 289 



Otaheitana Fer. ii, 30. 

 Otala Beck, . . ix, 96 



OTALA Sebum. . . ix, 322 

 Otarecc Garr. ii, 77. 

 Otarere Grt. . . . ix, 35 

 Otellina Riise. iii, 98 ; . ix, 58 

 Otis Beck, ix, 94. 

 OTOCONCHA Hutt. i, 253. 

 Otostoma Pfr. v, 176; . ix, 96 

 Otthiana Fbs. iii, 11 ; . ix, 234 

 Ottoi Serv. . . . ix, 253 

 Ottonis Pfr. ii, 161. 

 Otwayensis Petterd. . ix, 34 

 Oualanensis Pse. iii, 41 ; ix, 35 

 Ousterea Mab. iv, 114; ix, 266 

 Outangensis Crosse, . ix, 287 

 Ouveana Souv. i, 120. 

 Ovatus Blanf. i, 176. 

 Oviformis Grat. vi 68; ix, 153 

 Oviformis Semp. viii, 40 ; ix, 230 

 Ovirensis Rm. iii, 172 ; ix, 278 

 Ovivitellus Rve. ii, 71. 

 Ovoidea Brug. viii, 43 ; ix, 230 

 Ovularis Bgt. iii, 174 ; . ix, 272 

 Ovularis Mke. . . ix, 225 

 Ovumreguli Lea, v, 44 ; . ix, 182 

 Ovum Val. ii, 30. 

 Oweniana Pfr. ii, 32. 

 Oxy chilus Fitz. ii, 10. 

 OXYCHONA Morch. . ix, 189 

 Oxygnatha Morch. ix, xxiii. 

 Oxygyra Boiss. . . ix, 268 

 Oxygyra West. . . ix, 260 

 Oxynota Hartm. . ix, 26] 



Oxystoma Smith. . ix, 141 



Oxytenes A. D. Brown, v, 103. 

 Oxytes Bens, ii, 129. 

 OXYTES Pfr. ii, 9, 129. 

 Oxytropis Lwe. iv, 33 ; ix, 242 



Pacata Aust. ii, 99. 

 Pacifica Pfr. iii, 78. 

 Paciniana Ph. iv, 204 ; ix, 330 

 Pachesta L. & B. . ix, 250 



Pach nodes Bttg. iii, 198 ; ix, 266 

 Pachya Alb. . . ix, 149 



Pachya Bgt. iv, 248 ; . ix, 320 

 Pachychila E. A. Sm. viii, 



[265; ix, 104 



Pachygastra Gray, v, 90 ; ix, 91 

 Pachyloma Mke. . . ix, 68 

 Pachypleura Bgt. . ix, 320 



PACHYSPH^RA Pils. . ix, 226 

 Pachystoma Guild. . ix, 96 

 Pachystoma Homb. & Jacq. ii, 30. 

 PACHYSTYLA Morch. ii, 5, 24. 

 Pachystyla Pfr. vi, 184 ; ix, 135 

 Pachystyloides Cox; . ix, 135 

 Pachytotchea West. . ix, 335 

 Pad an a Stab, iv, 90 ; . ix, 301 

 Paeteliana Sh. iv, 152 ; ix, 327 

 Pagodiformis Smith, viii, 86 ; 



[ix, 23 



Pagodula Pfr. iii, 73 ; . ix, 6 

 Pagodula Semp. iii, 77 ; ix, 6 

 Paivana Lwe. . . ix, 327 

 Paivana Morel. . . ix, 328 

 Paivanopsis Mab. iv, 182; 



[ix, 328 



Paivanus Pfr. i, 62. 

 Paladilhi Bgt. iv, 11 ; ix, 255 

 Paladilhiformis Fag. . ix, 257 

 Palaensis Semp. ii, 120. 

 Palawanensis Pfr. . ix, 228 

 Palawanica Pfr. . . ix, 104 

 Paleata~Rve. . . ix, 136 



Paleosa Streb. iii, 50 ; . ix, 57 

 Pallaresica Fag. . ix, 259 



Pallasiana Pfr. ii, 131. 

 Pallasii Dubois, . . ix, 322 

 Fallens Gred. viii, 82 ; ix, 47 

 Pal lens Mlldff. . . ix, 223 

 Pallens Morel, i, 183. 

 Pallens Pse. iii, 91 ; . ix, 6 

 Pallescens Mlldff. . ix, 342 



Pallescens Shuttl. v, 114; 



[ix, 90 



Palliata Say, iii, 147 ; . ix, 77 

 Pallida Hedl. & Muss, viii, 



[281 ; ix, 134 



Pallida Jeffr. . . ix, 266 

 Pallida Mouss. . . ix, 272 

 Pallida Tayl. . . ix, 307 

 Pallida Tryon, ii, 188. 



