INDEX. 



491 



Polyplacophora, 210, 224, 238 



Polystornero, 156, 173 



Polystonmni, 173 



Polystomuin integerriraum, 24, 173 



Polytrochae, 273, 275 



Polyzoa, 80, 245, 253, 254, 255, 260, 261 



Polyxenia, 130 



Polyxeuus lagurus, 320, 322 



Pontellidse, 423 



Porcellana, 401 



Porifera, 84, 113, 121, 122 



Porthesia, 94 



Portunus, 401 



Prorhyucus, 26, 27 



Prosobranchiata, 196, 232, 233 



Prostomum, 27, 31, 162 



Protophyllopoda, 418, 420, 421, 423 



Prototracheata, 316 



Protozoa, 4, 5, 6, 7, 8, 9, 70, 111, 122 



Protozoaea, 387, 390, 392, 419, 421 



Protula Dysteri, 283 



Pseudoneuroptera, 353 



Pseudoscorpionidaa, 359 



Psoliuus, 463, 478 



Psyche helix, 64 



Psyckidae, 12, 353 



Pteraster rniliaris, 468 



Pterocaris, 401 



Pteropoda, 80, 186, 187, 189, 190, 191, 192, 



199, 200, 214, 224, 225, 226, 227, 228, 



230, 231, 232, 234 

 Pterotracheea, 57, 189, 198 

 Pulmonata, 1>S9, 192, 197, 233 

 Purpura lapillus, 63, 196 

 Pycnogonidas, 448, 449 

 Pyrosoma, 10, 43, 90 



Easpailia, 120 



Kedia, 170, 171, 172 



Eeniera, 123 



Eeptilia, 45, 48, 49, 50, 52, 53, 90 



Ehabditis, 310 



Ehabditis dolichura, 67 



Ehabdoccela, 25, 26, 156, 162 



Ehabdonema, 310 



Ehabdopleura, 224, 254 



Bhizocephala, 409, 414, 415 



Ehizocriuus, 4 



Ehizostoma, 137 



Eotifera, 4, 9, 15, 61, 63, 64, 67, 84, 183, 



185, 255, 269 

 Ehynchouella, 262 

 Ehyucobdellidte, 286 



Sabella, 278 



Saccocirrus, 272, 273, 275, 281 



Sacculina, 415 



Sagartia, 140, 141 



Sagitta, 19, 77, 303, 304, 305 



Salmonidae, 51 



Salpa, 84 



Sarsia, 136 



Scaphopoda, 213, 224 



Schistocephalus, 174 



Schizopoda, 385, 386, 391, 395, 400 



Scolopeudra, 324 



Scorpionidffi, 90, 99, 357, 359, 375, 376, 



377 



Scrobicularia, 30, 31 

 Scutigera, 325 

 Scyllarus, 396, 398 



Scyphistoma, 137, 138, 140, 148, 153, 154 

 Se'dentaria, 278, 279 



Sepia, 16, 32, 33, 201, 202, 205, 206, 209 

 Sergestidae, 392, 394, 421, 422 

 Serpula, 77, 264, 266, 269, 274, 278 

 Sertularidce, 151, 152 

 Silicispougiffi, 120, 121, 122 

 Siniulia, 332, 344 

 Siphonophora, 10, 21, 22, 125, 131, 134, 



135, 136, 148, 149, 151, 153 

 Sipunculida, 20 

 Sipunculus, 35 

 Siricidae, 349 

 Sitaris, 349, 352 

 Solenobia, 354 

 Spathogaster, 354 

 Spio, 34, 273, 275 

 Spiroptera, 311 

 Spirorbis Pageustecheri, 264 

 spirillum, 264, 278 

 Spirula, 209 

 Spirulirostra, 209 

 Spongida, 113, 118, 122, 123 

 Spongilla, 121, 123 

 Sporocysts, 170, 171, 172 

 Squilla, 401, 419, 421, 422 

 Stephanomia, 133, 136 

 Stomatopoda, 385, 401, 421 

 Strongylocentrus, 472 

 Stroiigylosorna Guerinii, 320, 321, 322, 323, 



324, 326 

 Strongylus, 310 

 Stylasteridas, 125, 149 

 Styliolidas, 200 

 Stylochopsis, 159 

 Sycandra, 76, 113, 118, 119, 120, 122. 123, 



144 



SyUis, 283, 284 

 Syllis vivipara, 264 

 Syrnpodiurn, 138 

 Synapta, 457, 461 



Taenia, 176, 177, 179, 180 



Taeniatse, 147 



Tardigrada, 450 



Teleostei, 15, 20, 45, 48, 49, 52, 88, CO 



Telotrochas, 273 



Tegenaria, 361 



Tendra, 248 



Tenebrio, 311 



Terebella uebulosa, 274, 275, 276 



conchilega, 275, 276, 279 

 Terebratula, 257, 259 

 Terebratuliua, 257, 260, 261 

 Teredo, 214, 216 

 Tergipes, 192, 197 



lacirmlatiis, 197 



