294 



Pecten Lam. 



plicatulu8 Risso v. flexuosus 

 polymorphus Phil. v. flexuosus 

 porphyreus Chemn. 

 Poulsoni Conrad v. Hinnites gi- 



ganteua 

 Pourtalesianus Dali 

 principoides Emmons 

 propinquus Dali 

 proteus Sol. 

 prunum Reeve 



pseudamusium Ch. v. exoticus 

 pseudolima Sow. 

 pudicus Smith 

 pulcbellus Reeve 

 pulcherrimus Gray v. spiniferus 

 punctatus Gmel. v. varius 

 puncticulatus Dkr. 

 purpuratua Lam. 

 pusio L. 



puatuloaus Sars v. imbrifer 

 pygmaeus Phil. v. similis 

 pyxidatus Born 



quadriliratus Lischke 



radiatus Gmel. v. opercularis 



radiatus Hutton 



radula L. 



Raffrayi Ancey 



rastellinus Val. v. hastatus 



Reevei Ad. 



refulgena Reeve 



regius Gmel. v. opercularis 



reticulatus Reeve 



reticulus Dali 



rimulosus Phil. v. striatus 



roseopunctatus Reeve 



rubicundus Chemn. v. gibbus 



rubidus Hinds 



rubidus Mart. v. islandicus 



rubidus Mart. v. giganteus 



rufiradiatus Reeve 



rugosus Sow. 



Ruschenbergeri Tryon 



russatus Reeve 



rusticus Risso v. glaber 



sanguineus Chemn. v. splendidulus 

 sanguinolentua Gmelin 



35 

 35 



253 



247 



283 



181 



115 



220 



65 



99 



154 



205 



166 



90 



137 



78 



68 



193 



267 



57 



136 



70 

 281 



54 

 281 

 233 

 208 

 127 



70 

 221 

 252 



73 

 213 

 101 

 243 



59 

 253 

 218 

 232 

 275 

 167 

 117 



84 

 40 



63. 



Pecten Lam. 



sanguinolentua Reeve v. sanio- 



sus 

 saniosus Chemn. v. spectabilis 

 saniosus Reeve 

 sauciatus Gmelin 

 Sayanus Dali 

 Schmeltzii Dkr. 

 Schrammi Fischer 

 scitulum Smith 

 senatorius Gmelin 

 sentis Reeve 



septemradiatus Müll. v. danicus 

 sericeua Hinds 

 serratus Sow. v. lividua 

 Sigsbeei Dali 

 aimilis Laskey 

 sinensis Sow. 

 Singaporinus Sow. 

 ainuoaus Gmel. v. distortus 

 solaris (Born) Sow. 

 solaris Chemn. v. glaber 

 solidulus Reeve 

 Sowerbyi Reeve 

 Sowerbyi Guildg. v. gibbus 

 speciosus Reeve 

 spectabilis Reeve 

 spectrum Reeve 

 spiniferus Sow. 

 spinosus Brown v. distortus 

 splendidulus Sow. 

 squamatus Gmel. 

 squamiger Smith 

 aquamosua Gmel. v. hybridus 

 squarrosus Carpent. 

 stell atus Reeve v. aratus 

 Strangei Reeve 

 striatus Müller 

 striatus Chemn. v. pyxidatus 

 subhyalinus Smith 

 subnodosus Sow. 

 subplicatus Sow. 

 subrufua Penn. v. opercularis 

 subrufua Sow. v. Audouini 

 subrufus Gmel. v. varius 

 succineus Riaso 

 sugillatua Reeve 

 sulcatus Gmel. v. pyxidatus 

 sulcatus Lam. v. glaber 

 sulcatus Müll. v. aratus 



222 



61 



222 



31 



246 



272 



262 



184 



83 



69 



55 



211 



190. 260 



249 



267 



81 



94 



130 



195 



117 



219 



229 



102 



230 



61 



168 



165 



130 



84 



113 



179 



86 



281 



234 



169 



73 



57 



150 



112 



157 



70 



108 



90 



33 



262 



57 



117 



234 





