INDEX. 



387 



Polystomeaj, 194 

 Polystomella, 16 

 Polystomum, 195 

 Polyzoa, 23(i 

 Pomatiopsis, r>.")!1 

 Pompholyx, :iOS 

 Pond snails, :i07, ;H0 

 Pontobclella, 235 

 Pontolimax, 298 

 Porcelain sliells, 348 

 Porcellanaster, 158 

 Povit'erata. 49 

 Porocidaris. IGG 

 Porospora. 24 

 Porpita, 107 



Portuguese mau-of-war, 104 

 Potaioides, 348 

 Potamospongiie, 11 1 

 Poulpe, 371 

 Pourtalesia, 173 

 Praya, 10;i 

 Prayida;, 106 

 Precious wentle trap, 326 

 Priapulida;, 218 

 Priapulus, 218 

 Primitive stomach, xi 

 Prionecliinus, 170 

 Proboscidifera, 324 

 Productida;, 247 

 Proglottids, 198 

 Proneomenia, 233 

 Pronucleus, xlv 

 Prophetic type, xviii 

 Prophysaon, 319 

 Propodium, 249 

 Prosperpina, 324 

 Protamoeba, 25 

 Proteids, vl 

 Protista, 2 

 Protohydra, 77 

 Protomyxa, 3 

 Protoplasm, v 

 Protoplasta, 4, 14 

 Protospongla, 35, 71 

 Protozoa, 1 

 Psammobia, 280 

 PseudodiiHugia, 15 

 Pseudopodia, 5 

 Pseudospora, 34 

 Psolus, 181 

 Psorosperma, 25 

 Psychyology, xxxi 

 Ptenoglossa, 324 

 Pteraster, 139, 157 

 Pterasteridse, 157 

 Pterocera, 350 

 Pteropoda, 356 

 Pterotrachea, 356 

 Pterotraohelds, 355 

 Pullenla, 20 

 Pulmonata, 303 

 Pulmonifera, 303 

 Pupa, 316 

 Pupid-ne, 316 

 Purple shell, 325 

 Purpura. 3;i4 

 Pycnopodia, 160 

 Pyramidella, M2 

 PyramidellidiE, 342 

 Pyrazus, 348 

 Pyrula, 331 

 Pyxicola, 45 



Quahog, 276 

 Quill, 2G1 



Radial canal, 137 

 Radiata, 135 

 Eadio-flagellata, 32 

 Radiolaria, 7 



Radiolarian ooze, 21 

 Kanella, 353 

 Rangia, 279 

 Rapana, 335 

 Kataria, IDT, IDS 

 lia/.or clams, 282 

 i;ec:l»zia, 325 

 Red chiton, 294 

 Reil coral, 122 

 Redia, 192 

 Renilla, 124 

 Reproduction, xliv 

 Respiration, xxiii 

 Respiratory tree, xx, 17 

 Rotcpcira. i'43 

 i;ctr|„,riila.. 243 

 Kctiruhiria, 14 

 Khal.ilitis. 2i)S 

 l;lial..loc.i'la, 190 

 Uhalidn^aster, 214 

 Khal.dopl,. ,ra, 244 

 l;lial«l(istvla, 45 

 l;hai-hiul,'.ssa.32T 

 l;ha|.liiiloni inata, 65 

 i;iii|.i.lo.^,,i-ia, 122 

 Kliizui-liiliis, :]:i5 

 IMiizMrrinus, 112. 14G 

 Uhizo-llagi-llata. 31 

 niiizopl.vsa, 104 

 IMiizopoda. 4 

 i:h(nubos,'t'ns, 197 

 Uhopalndina. 183 

 i;|]vurlicla, 47 

 KhviiclK.l.dellida-, 2-34 

 Klivnoli.MR-lla. 247 

 Kliynchonrllidie. 247 

 Rhynccipvgus, 173 

 Ring canal, 137 

 Ris.soa, 339 

 nissoclla, 3:!9 



i;iss,.ida', :;:;9 



i;..nian snail. 313 

 Kossia. :;7;^ 

 Kostellaria. 350 

 Kostrnm, 373 

 IJotalia. 16. 21 

 Kotflla. .■;23 

 K.itif.T. 2112 

 Itntilrra. 202 

 Uound clam, 276 

 Round worms, 212 

 Rudistes, 272 



Sagitta, 214 

 Saleuia, 167 

 Salenid^, 167 

 Salpiiigoeca, 35 

 Sand dollar, 171 

 Sand saucers, 346 

 Sanguinolaria, 280 

 Sarcodictyon, 124 

 Saxicava, 281 

 Scalaridfle. .326 

 Scallops, 260 

 Scapharca. 268 

 Scaphopoda, 291 

 Scarabus, 30(i 

 Schizaster, 176 

 Schizosiphon, 46 

 Schizostoma, 342 

 Scorpion shells, 350 

 Scrobicularia, 280 

 Scurria, 321 

 Scutellida;, 171 

 Scutibranchia, 322 

 Scyandra, <i2 

 S(!'yllca, 299 

 Scyphisloma, 96 

 Scyphostoma, 96 

 Scytomouas, 33 



Soa-.ancnione, 113, 115 

 Sea-blubs, 89 

 Sea-corn, 333 

 Sea-clam, 278 

 Sea-fans, 116, 121 



iil»'i 



17(i 



Sea-net lies. 89 



Sea-pens, 116 



Sea-urchins, 161 



New England, 169 



Sea-wash-balls, 333 



Sea-whips, 121 



Segmental organs, xx 



Segmentation, ix 



,, cavity, ix 



,. nucleus xlvi 



Seison, 203 



Seniele, 280 



Sensations, xxiv 



Sense of touch, xxx 



Sense organs, xxx 



Sepia, 374 



Sepiadae, 374 



Sepiola. 375 



S.'i 



374 



147 



i-r|.i 



Sc/nipi-s. L'74 

 Scrtularia. -SG 

 Sertularidai, 86 

 SetaN 29 

 Shell, 249 



,, ag'ate, 316 



,, apple, 344 



„ carrier, 326 



,, ear, 321 



,, fig. 352 



„ gold, 260 



,, hammer, 265 



„ harp, 329 



,, helmet, 351 



,, idol, 345 



,, ivory, 333 



,, mason, 326 



„ olive, 328 



,, pear, 352 



,, pelican's foot, 351 



„ perspective, 326 



,, pheasant, 323 



,, pilgrim's, 261 



,, porcelain, 348 



„ purple, 32.5 



,, scorpion, 350 



,, silver, 2<i0 



,, sun dial, 326 



,, tooth, 291 



,, top. 322 



,, tun, 3.52 



„ weaver's shuttle, 349 



,, wing, 349 

 Ship-worm, 284 

 Sigaretus, 347 

 Sight, xxx 

 Silicoidea. 68 

 Silinua, 283 

 Silver shell, 2(;0 

 Sinistral, .'iOl 

 Sinni-spolster. 91 

 Sinupallialia. 2.57 

 Sipb... 3:;i 



Si|il..niari.la'. :i05 

 Sipli..„i,la.2.-.7 

 Siphon..ph<.ra, 97 

 Sipliouopoda, 291 

 Sipuncuiidic, 217 



