Illustration Index 



Pecten tnaxiinus, 411 



nodosus, 4 1 8 

 Pectunculus pennaceus, 379 

 Pelican's foot, 122 

 Pen shell, byssus of, 406 

 half -bare, 410 

 noble, 406 

 spiny, 406 

 swollen, 406 

 Pen shells, 406 

 Periwinkles, in, 180, 

 Perna Californica, 406 

 Phasianella australis, 212 colour, 2 1 ; 

 Pheasant shell, 212 colour, ^15 

 Pholas cosiata, 283 

 Physa gyrina, 27Q 

 Piddock, arctic, 28;! 

 burrow of, 282 

 California, 283 

 rough, 2S3 

 wood-eating, 282 

 Piddocks, 28 ^ 

 Pinna muricata, 406 

 Nobilis, 406 

 saccata, 406 

 semi-nuda, 410 

 Placunanomia macrochisma, 419 

 Planorhis trivalvis, 279 

 Platyodon cancellatus, 320, 323 

 Pleurotoma Carpenteria 78 colour, 



grandis, t i o 

 Pleurotomaria Beyrichi, 219 

 Poly gym albolabris, 241 

 Polymita, 262 colour 

 Pomaulox imdosum, 215 

 Pond snails, 279 

 Potamides ebcninus, 181 

 palustris, 1 8 1 

 sacrata, 1 8 1 

 Psammobia tnaxima, 336 

 Pterocera lambis, 122 

 Pterocyclos anguliferus, 1S9 

 Purple, pebble, 43 



red-mouthed, 43 

 rock, 43 



Rudolph's, 178 colour 

 wrinkled, 43 

 Purples, 43 

 Purpura crispata, 43 

 hcemostotna, 43 

 lapilliis, 43 

 Rudolphi, 178 colour 

 saxicola, 43 

 Pyramidella conica, 180 

 Pyramidula, alternata, 241 



solitaria, 241 

 Pyrula papyratia, 144 

 Quadrula plicata, 374 

 i?(rto canalictdata, 337 

 Raneila Californica, 55 



foliaia, 178 colour 

 lampas, $5 

 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, m 

 Rostellaria fusus, 119 

 Rotella gigantea, 218 

 Saxicava Arctica, 283. 

 Saxidomus Nuttallii, 322 

 Scala communis, 157 



Scala pretiosa, 157 

 Saj'owo, 157 

 Scallop, crusader's, 4if> 

 great, 411 

 Iceland, 344 colour 

 knobbed, 418 

 Magellan, 411 

 Northern, 411 

 purple-hinged, 418 

 rayed, 344 colour, 411 

 Scallops, 411 

 Scorpion shell, 122 

 Screw-shell, little, 122 



mottled, 1 57 

 Scutus anatinus, 238 

 Sea snail, polished, 212 colour 

 Semele decisa, 323 

 Shield shell, 238 

 Ship-worm, 282 



wood bored by, 2S2 

 Sigaretus perspectivus. 145 

 Siliquaria anguina. 180 

 Stphonalia Kellettii, 64 

 Slipper shells, 148 

 Slit shell, 219 



Slug, shell-bearing, 212 colour 

 Snail, apple, i88 



Banded, 262 colour 

 banded tree, 278 

 black, 188 



Brazilian hungry, 278 

 edible, 241 

 flat apple, 188 

 green apple, i88 

 jug apple, 188 

 purple apple, 188 

 ram's-horn apple, 188 

 violet, 157 

 wide-mouthed, 219 

 young hatching, 278 

 Snails, apple, 188 

 land, 241 

 marsh, i83 

 pond, 279 



round-mouthed, 189 

 sea, 212, 214 

 Solarium granulatum, 149 



perspectivum, 149 

 Solen sicarius, 320 

 vagina, 320 

 Soletellina violacea, 422 colour 

 SphcBtium sulcalutn. 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 

 Gcuderopus, 344 colour 

 imperialis, 407 

 Nicobaricus, 407 

 pictorum, 344 colour 

 regius, 407 

 Star shells, 215 

 Strombus auris-Diance, 119 

 costaius, 119 

 gigas. III 

 Peruvianus, 119 

 pugilis, 118, 136 colour 

 Strophta decumana, 279 

 Subemarginula octoradiata, 227 

 Sun-dial shells, 156 

 Sunset shell, baked, 337 



rayed, 337 

 Tapes littrata, 335, 422 colour 



stamina, 335 

 Tectarius pagodus, i8o 

 Telescopium fuscum, 181 



484 



