INDEX. 



253 



' Pecten (continued). 



septemradiatus, 166. 



similis, 168. 



squama, Scacclii, 168. 



striatus, 168, 169. 



sulcafus, 167. 



Test(E, 167. -' 



tigri7ius, 167. 



varius, 166. 



vitreus, Chemnitz, 168. 

 Pectunculus glycymcris, 175. 



minutus, Philippi, 175. 



■pygmcBus, Philippi, 175. 

 Pedi'pes, Adanson, 105. 

 PELLIBRANCHIATA, 28. 

 Pelta, Quatrefages, 16. 

 Pelta or Limapontia'i , sp., A. & H.. 15. 

 Peplidia, 22. 

 Peracle, Forbes, 115. 

 Peronia, De Blainville, 95. 

 Phasianella intermedia, Philippi, 2(34. 



puUa, 204. 



tenuis, Miclia.ud, 204. 

 Pkerusa, Jeffreys, 210. 

 Philine, 223. 



cateyia, 224. 



granulosa, Sars, 224. 



pruinosa, 224. 



punctata, 224. 

 1 quadrata, 224. 

 '■ scabra, 224. 



PhJebenterata, Quatrefages, 28. 

 Pholadidea papi/racca, 193. 

 Pholas callosa, Lamarck, 193. 



Candida, 193. 



crispata, 193. 

 ■ dactylus, 193. 

 ' parva, 193, 



vibonensis, Philippi, 193. 

 PhyllididcB, Forbes &Hanley, 17. 

 Physa, 115, 159. 



font in a! is, 152. 



hypnorum, 152. 

 PAy^-w, Gray, 104. 

 Pilisctcs comTnodus, 201. 

 Pinna, 170. 



pectinata, L., 171. 



ratZzs, L., 170. 

 Pisidium amnicum, 150. 



fontinale, 150. 



nitidum, 150. 



prusillum, 150. 

 Planaria limacina, Fabricius, 29. 

 Planorbis albu^,ya,v.Draparnaldi,\b2. 



Pla?iorbis (continued). 



arcticus, Moller, 152. 



carinatus, 152. 



camplanatus, 152. 



Crosseanus, Bourgmgnat, 152. 



gelatinus, Miiller, 152. 



giaber, 152. 



hirsutus, Gould, 152. 



kispidus, Schroter & Draparnaud, 

 152. 



imbricatus, Miiller, 152. 



lineatus, 152. 



nautilcus, 152. 



nitidus, 152. 



riparius, Westerlund, 152. 



sibiricus, Dunker, 152. 

 Pleurobranchia, Gray, 10. 



PLEUROBRANCIim.E, F. & H., 9. 



Pleurobranciius, Curier, 9. 



aurantiacus, Risso, 14. 



calyptrcsoides, Forbes, 14. 



elongatus, Cantraine, 14. 



FoTsWii, r>elle Chiaje, 11. 



linuicoides, Forbes, 14, 



mammiUatus, Schultz, 11. 



niembranaceus, Montagu, i o. 



pcrforatus, Philippi, 14. 



Peronii, 9. 



plumula, Montagu, 11, 1.3, 14. 



scidatus, Forbes, 14. 



sordidus, Forbes, 14. 



steUatus, Risso, 14. 



tesiudinarius, Cantraine, 11. 



tubercidatus, Delle Chiaje, 11. 

 PIeurophyllid(B, Bergh, 17. 

 Pleuropuyllidia, Meckel, 17. 



Loveni, Bergh, 17. 

 Pleurophyllidiid.e, H. & A. Adams, 



16. 

 Pleuropus, Eschscholtz, 118. 

 Pleurotoma acuta, Bellardi, 222. 



attenuata, 220. 



brachystoma, 229. 



C, Costa, 220. 



carinata, Bivona, 220, 221. 



cornea, De Blainville, 220. 



costata, 220. 



galerita, 221. 



qalcritum. Philippi, 221. 



\ystTix, Bellardi, 220. 



Icevigata, 220. 



Lavi(B, Maravigna, 220. 



nebula^ var, clongata, 220. 



nivaUs, 220, 222. 



