590 



INDEX. 



Platyelminthes, 18, 20, 24, 221, 424 

 Platygaster, 396, 416, 417, 418, 419 

 Pleurohrachia, 176, 177, 238 

 Pneumodermon, 242, 576 

 Podostomata, 292 

 Poduridce, 401, 405 

 Polychaeta, 42, 319, 325, 338 

 Polydesmus complanatus, 387, 388 

 Polygordius, 319, 325, 326, 327, 328, 



332, 357 386 

 Polynoe, 42, 331 

 Polyophthalmus, 328 

 Polyplacophora, 225, 254, 270, 271, 288 

 Polystomeas, 189, 205, 209 

 Polystomum, 209 



,, integerrimum, 30, 31, 210 



Polytrochne, 330, 333 

 Polyxenia leucostyla, 158 

 Polyxenus lagurus, 387 

 Polyzoa, 98, 303, 305, 306. 30 8 > 3 ! 5. 3^ 

 Porcellana, 483 

 Porifera, 102, 138, 148 

 Porthesia, 115 

 Prorhyncus, 32, 34 

 Prosobranchiata, 225, 237, 281 

 Prostomum, 32, 34, 38, 196 

 Protozoa, 8, 9, lo, n, 86, 135, 149 

 Protozoaea, 471 

 Protula Dysteri, 342 

 Pseudoneuroptera, 426 

 Pseudoscorpionid;e, 434 

 Psolinus, 556, 574 

 Psychidae, 16 

 Pteraster miliaris, 561 

 Pteropoda, 98, 225, 226, 229, 230, 232, 



240, 258, 270, 272, 279, 283 

 Pterotrachcea, 71, 229, 240 

 Pulex, 396 



Pulmonata, 39, 225, 232, 238, 281, 282 

 I'urpura lapillus, 78 

 Pycnogonida, 538 

 Pyrosoma, 13, 53, 109 



Rana temporaria, 210 

 Kaspailia, 147 

 Rcdia, 206, 207, 208, 209 

 Reniera, 147 



Kcptilia, 56, 59, 60, 61, 62, 64, 109 

 Rhabditis dolichura, 82 

 Khabdoccela, 32, 33, iSy, ic/> 

 Khnbdopleura, 294, 306 

 Rhi/occphala, 459, 493, 499, 500 

 Klii/.ocrinus, 5 

 klii/.ostoma, 167 

 Rhomlx>gens, 131, 134 

 Khynchoncllidaj, 311 

 Rhyncdbddlkbe, 346 

 Rotifera, 5, 12, 18, 75, 76, 77, 79, 83, 

 102, 221, 308, 325 



Saccocirrus, 328, 329, 332, 340 

 Sacculina, 500 



Sagartia, 169, 171 



Sagitta, 33, 74, 94, 130, 366, 367, 368 



Salmonidrc, 64 



Salpa, 102 



Sarcia, 164 



Seaphopoda, 225, 257, 270, 271 



Schistocephalus, 2 1 1 



Schizopoda, 459, 465, 466 



Scolopendra, 392 



Scorpio, 120, 43 r, 44 6, 454, 455, 457 



Scrobicularia, 38, 39 



Scyllarus, 477 



Scyphistoma, 179, 185, 186 



Sedentaria, 319, 336 



Sepia, 20, 40, 41, 242, 243, 244, 245, 



247> 2 49> 253 

 Sergestidce, 473, 507 

 Serpula, 319. 325, 331 

 Sertularia, 152, 183, 184 

 Silicispongia.', 147 

 Simulia, 401, 415 

 Siphonophora, 13, 77, 152, 159, 163, 



165, 179, 1 80, 182, 185 

 Sipunculida, 24 

 Sipunculus, 44 

 Sirex, 396 

 Sitaris, 42! 



Spathegaster baccarum, 428 

 Spjo, 4 2 > 33 2 > 333 

 Spiroptera obtusa, 376 

 Spirorbis Pagenstecheri, 319 



spirillum, 319, 336 

 Spirula, 252 

 Spirulirostra, 252 

 Spongelia, 147 

 Spongida, 138, 144, 148, 149 

 Spongilla, 147, 150 

 Sporocysts, 206, 207, 208, 209 

 Squilla, 66, 504, 507 

 Stephanomia pictum, 162, 165 

 Stomalopoda, 459, 465, 4X4 

 Stomodoeum, 413 

 Strongylidrc, 371, 375 

 Strongylocentrus, 567 

 Strongysoloma Guerinii, 3<S7, 388, 390 

 Stylasterictae, 152, r8r 

 Styliolidic, 24! 

 Stylochopsis ponticus, 193 

 Sycandra, 93, 138, 144, 145, 147, 150 



,, raphanus, i^S, 174 

 Syllis, 343 



vivipara, 319 

 Sympodium coralloidcs, 168 



Taeniatoe, 178 

 Tardigrada, 541 

 Teoenaria, 436 



'I'clcDsti'i, IS, 25, 5^), 59, C>4. 107, io<) 

 I'r].)troch;i.-, 330 

 Tcndra, 300 

 'I '(.'nth reds, 396 

 Tcrcbdla concliilcga, 332, 333, 337 



