Illustration Index 



Pecten maximus, 411 



nodosus, 418 

 Pectunculus pennaceuSt 379 

 Pelican's foot, 122 

 Pen shell, byssus of, 406 



half-bare, 410 



noble, 406 



spiny, 406 



swollen, 406 

 Pen shells, 406 

 Periwinkles, iii, 180, 

 Perna Califomica, 406 

 Pkasianella australis, 212 colour, 215 

 Pheasant shell, 212 colour, ,215 

 Pholas cos iota, 283 

 Physa gyrina, 279 

 Piddock, arctic, 283 



burrow of, 282 



California, 283 



rough, 283 



wood-eating, 282 

 Piddocks, 283 

 Pinna muricata, 406 



Nobilis, 406 



saccata, 406 



semi-nuda, 410 

 Placunanomia tnacrochisma, 410 

 Planorhis irivalvis, 279 

 Platyodon cancellatus, 320, 323 

 Pleurotoma Carpenteria 78 colour, 11 



grandis, no 

 Pleurotomaria Beyricki, 219 

 Polygyra olbolabris, 241 

 Polymita, 262 colour 

 Pontaulox undosum, sis 

 Pond snails, 279 

 Potamidtis ebenimts, i8i 



palustriSf 181 



sacrata, 181 

 Psammobia -maxima, 336 

 Pterocera lambis, 122 

 Pterocyclos anguliferus, 189 

 Purple, pebble, 43 



red-mouthed, 43 



rock, 43 



Rudolph's, 178 colour 



wrinkled, 43 

 Purples, 43 

 Purpura crispata, 43 



heemostoma, 43 



lapillus, 43 



Rudolphi, 178 colour 



saxicola, ^3 

 Pyramidella cornea, 180 

 Pyrantidula, altemata, 241 



solitaria, 241 

 Pyrula papyratia, 144 

 Quadrufa plicata, 374 

 i?(F/a canaliculata, 337 

 Ranella Califomica, ssl 



foliata, 178 colour 



lampast 55 



spinosa, 55 

 Rapa papyraceOj 145 



rapiformts, 144 

 Razor clams, 320 

 Rice shell, San Pedro, 99 



southern, 99 

 Ricinula horrida, 43 

 Rock-borer, piddock-shaped, 322 



ridged, 322 

 Rock-borers, 283, 322 

 Rock-dweller, 396 

 Rocks at La Jolla, 218 

 Rocky beach, xii 

 Rostellaria fusus, 119 

 Rotella giganiea, 218 

 Saxicava Arctica, 283. 

 Saxidomus Nuttalhi, 322 

 Scala communis, isy 



Scala pretiosa, 157 

 Say ana, 157 

 Scallop, crusader's, 41 8 



great, 411 

 Iceland, 344 colour 

 knobbed, 418 

 Magellan, 4ri 

 Northern, 411 



purple-hinged, 418 



rayed, 344 colour, 411 

 Scallops, 4ZI 

 Scorpion shell, 122 

 Screw-shell, little, 122 



mottled, IS7 

 Scutus anatinus, 238 

 Sea snail, ipolished, 212 colour 

 Semele decisa, 323 

 Shield shell, 238 

 Ship-worm, 282 



wood bored by, 282 

 Sigaretus perspectivus, 145 

 Suiquaria anguina, 180 

 Stpnonalia Kellettii, 64 

 Slipper shells, 148 

 Slit shell, 219 



Slug, shell -bearing, 212 colour 

 Snail, apple, 188 



Banded, 262 colour 



banded tree, 2 78 



black, 188 



Brazilian hungry, 278 



edible, 241 



flat apple, 188 



^een apple, 18S 



jug apple, 188 



purple apple, 188 



ram's-hom apple, 188 



violet, iS7 



wide-mouthed, 219 



young hatching, 278 

 Snails, apple, 188 



land, 241 



marsh, 188 



pond, 279 



round-mouthed, 1 89 



sea, 212, 214 

 Solarium granulatum, 149 



perspectivum, 149 

 Solen sicarius, 320 



vagina, 320 

 Soletellina violacea, 422 colour 

 Sphmrium sulcatum^ 335 

 Spindle shell, distaff, 59 



Kellett's, 64 



knobbed, 58 



Kobelt's, 58 



longest, 58 



Nicobar, 58, 178 colour 

 Spirula Peronii, 458 

 Spondylus Americanus, 410 



GcEderopuSt 344 colour 



im.perialis, 407 



Ntcobaricus, 407 



pictorum, 344 colour 



regiuSf 407 

 Star shells, 215 

 Strombus auris-DiawB, 119 



costatus, 119 



figas. III 

 ^eruvianus, 119 



pugilis, 118, 136 colour 

 Strophta decumana, 279 

 Subemarginula octoradiata, 227 

 Sun-dial shells, 156 

 Sunset shell, baked, 337 



rayed, 337 

 Tapes literata, 335, 422 colour 



stamina, 335 

 Tectarius pagoaus, 180 

 Telescopium fuscum, 181 



484 



