53 



INDEX 



Jioieerbaukut, 470, 480, 481, 492, 500, 518, 

 532, 533; larva, 511, 513; budding, 

 514 



Brachionidae, 2.15 



BmchioHus, 200, 201, 204, 218, 225, 226, 

 227 



Brachydrilus, 357 



Brackish water, Rotifers, 226 ; Polychaeta, 

 284 ; Polyzoa, 492 



Brady iiema, 150, 151, 160 



Braem, on statoblasts, 503 f. 



Brain see Nervous System 



Branchettion, 393, 395, 397, 401, 406 



Branchial crown, 336 ; regeneration of, 

 283 



Bnmc.hifibdella, 376 



Branchiomma, 337 ; gills, 261 ; eyes, 272 ; 

 B. riyilans on Aphrodite, 299 



Bmnchiura, 352, 361, 367, 37S f.; trans- 

 verse .section, 353 



Braun, on Platyhelminth.es, etc., 6 n., 55 u., 

 62, 94 



Brettia, 525, 527 



Bristles = Chaetae, q.v. 



Bristle- worms, 241 



British, Polycladida, 19 ; Tricladida, 42 ; 

 Rhabdocoelida, 49 ; Nemertinea, 100, 

 110 f . ; Polychaeta, 306 f. ; Earth- 

 worms, 390 ; Leeches, 393 ; Gephyrea, 

 449 ; Polyzoa, 488 n., 505, 523 f. 



Brood-pouch, of Njiirm-bis, 261, 276, 341 ; 

 of Salmacina, 276 ; of Entoprocta, 487, 

 507 



Brood-sac, of Autolytus, 275; of Myria- 

 n Ida, 280 



Brown Ixxly, in Polyzoa, 468, 471 f., 472, 

 489, 496, 510, 514 



Brown tubes (nephridia), of Sipunculoidea, 

 415, 417, 423, 425 ; of Echiuroidea, 

 435, 437, 439, 441 ; of Epithetosomat- 

 oidea, 446 ; used as generative ducts, 

 418, 438 ; absent in Priapuloidea, 430 



Bryozoa, 475 



Buccal region, in Polychaeta, 249, 250, 

 269 ; of Nereis ilicersicolur, 248 ; of N. 

 cultrifera, 316 



Buchanan, on marine muds, 423 



Buchholzia, 359 



Budding, in Syllidae, 279, 283 (see also 

 Gemmation) ; in Polyzoa, 467, 514 (see 

 also Polypide-bud) 



nvgula, 467, 468, 477, 481, 515, 517, SIS, 

 519, 526; avicularia, 483, 485; larva, 

 511 



Bunge, on respiration in Nematoda, 130 



Biirger, on Nemertinea, 109, 112 ; on 

 A'ertonema, 168 ; on Hirudinea, 397, 403 



Burrows, of Polychaeta, 285, 304 ; of 

 Cin-ntufits, 286 ; of Nerds, 286, 316, 

 317 ; of Aremcola, 333 ; fossil, 302 ; of 

 Earthworms, 368 ; of Sipvncv.lns, 426 



Bursa seminalis, in Khabdocoels, 48 



Busk, on Polyzoa, 465 n., 475, 487, 519 

 Bttskia, 533 



Biitschli, on Nematoda, 187 

 Byrsophlebs, occurrence, 44 ; British 

 species, Jft 



CABEREA, 487, 518, 526 ; vibracula, 486, 



517 



Caecum, in Polyzoa, 499 

 Calathus, host of Gordius, 172 

 Calceostominae, 73 

 Calceostmnvm, 73 



Caldwell, on Phoronis, 454, 456, 461 

 Ccdicotyle, 73 

 Callidimi, 201, 202, 204, 218, 219, 222, 



225, 227, 230 

 Calliobothrium, 74, 75, 76 n., 85, 91 ; 



larva, 77 



Calotte, of Dicyemids, 93 

 Calyx, 488 



Camerano, on development of Gordius, 170 

 Capitella, 331 ; peristomium, 263 ; special 



chaetae, 267, 268 ; habitat, 286 ; colour, 



291 ; C. capitata, distribution, 299 

 Capitellidae, 258, 331, 373 

 Capitelliformia, 258, 305 ; guanin in, 



253 ; body, 259 : bnccal region, 269 ; 



siphon, 272 ; ciliated organs, 272, 273 ; 



genital organs, 273 

 Carabus, host of Gordius, 1 72 

 Carinella, 112 ; British species, 112 

 Carinellidae, side organs of, 107 

 Caruncle, of Amphinomidae, 260, 273 n., 



318 



Caryophyllaeus, 91 ; C. mutabilis, 77 

 Castalia, 308 ; distribution of, 300 

 Castings, of Polychaeta, 285 ; fossil, 302 ; 



of Arenicola, 333 

 Castrada, 44, 49 

 Cat, parasites of, 80, 125, 130, 140, 143, 



144, 145 



Catenicella, 518, 519 

 Catemda, 49 

 Cathypna, 225 

 Cathypnidae, '225 

 Cellar ia, 479, 515, 518, 519, 526 ; zooecia 



and avicularium, 482 

 Cellepora, 518, 527, 528, 529 ; avicularia, 



483, 517 

 Cellepm'ella, 529 

 Cellularia, 518, 527 

 Cellularina, 518 

 Cement-glands, of Rotifers, 205 

 Cephalic slits, of Nemertinea, 101, 104, 107, 



111, 112 

 Capitalisation, in Polychaeta, 263 ; in 



Oligocliaeta, 377 

 is, 461 f. 



Cephalopods, parasites of, 78, 92 : list of, 



containing Dicyemids, 94 

 CephaliixipTian, 205, &21 

 x, 112 



