INDEX 



547 



Jungermauniaceae, inhabited by Rotifers, 



227 

 Jurassic, Serpulids, 301 ; Polyzoa, 520 f. 



Kaiser, on Acantliocephala, 177 



Kamptoderm, 469, 470 



Keferstein, on Polycladida, 7, 10 



Kennel, von, on Nemertinea, 108 ; on 

 Malacobdella, 101 n., 119 



Kerria, 384 



Kinorhyncha, 236 f. 



Kleinenberg, on Trochophore, 229 



Koellikeria, 73 



Kolliker, on Distomum okenii, 71 



Koren and Danielssen, on Gephyrea, 442, 443 



Kowalevsky, on Hirudinea, 397 ; on 

 Phoronis, 458 



Kraepelin, on Polyzoa, 493, 502 



Krause, on parasites, 163 



Krohn, on Nemertine development, 99 



Krohnia, 186 ; species, 192, 194 ; Ameri- 

 can species, 534 



Krukenberg, on haemerythrin, 416 



Kynotus, 386 



Labrorostratus, 297 



Lacinularia, 200, 213, 215, 221, 226 



Lacrymaria, 235 



Laetmonice, 312 



Lagenipora, 528 



Lamarck, on Gephyrea, 411 



Land, Planarians, 4, 30, 33, 34, 36 ; Nemer- 

 tines, 101, 117 ; Oligochaeta, 347 f. ; 

 Leeches, 408 



Lang, on Polyclads, 7, 17, 21 f., 27, 28 n. ; 

 on nature of Cestodes, 76 



Lanice, 328 ; Hypophorella in tubes of, 

 478, 533 



Lankester, on Trochosphere, 229 ; on 

 Earthworms, 347 ; on Hirudinea, 397 ; 

 on Gephyrea, 430, 437, 439 ; on Podax- 

 onia, 461 



Larva, Midler's, 29 ; of Polystomum, 59 ; 

 of Diplozoon, 60 ; of Gyrodactylus, 61 ; 

 of Holostomatidae, 63, 64 ; of Distomum 

 64, 65, 67 ; hosts of larvae of digenetic 

 Trematodes, 71 f. ; of Calliobothrium, 

 77 ; of Cestodes, 79 f. ; table of Cestode 

 larvae, 83, 85, 87 ; of Schistocephalus, 

 84 ; of Bothriocephalus, 87 ; of Dipyli- 

 dium (Cysticercoid), 83, 88 f. ; of 

 Mesozoa, 92, 93 ; of Nemertinea, 113 ; 

 Trochosphere, 229, 274, 439, 510 ; of 

 Polygordius, 245 ; of Polychaeta, 274, 

 275 ; of Chaetopterus, 325 ; of Myzo- 

 stoma, 344 ; of Gephyrea, 419, 439 ; of 

 Phoronis, 458 ; of Polyzoa, 466, 509, 

 511, 520 



Lateral organs, of Capitellidae, 343 see 

 also Ciliated pits 



Laurer's Canal ( = Laurer - Stieda canal), 

 57, 87 



Leaena, 300, 327 n. 



Lecanocephalus, 131, 133 



Leckenby, on Priapuhcs, 433 



Leeches, 241, 392 f. see also Hirudinea 



Leeuwenhoek, on Rotifera, 197 



Legrain, on Nematodes in deserts, 156 



Legros, on Trichina, 146 



Lehnert, on Bipalium, 36, 37 



Leidy, on Rotifers, 198 



Leimacopsis, 37, 42 



Lemnisci, 176 



Lepas, as host, 298 



Lejndasthenia, 293, 311 



Lepidoderma, 235 



Lepidonotus (subgenus of Polynoe), eye, 

 255 



Lepralia, 516, 518, 528, 530, 531 n. ; L. 

 foliacea, 478, 527 ; larva, 511 



Leprea, 328 



Leptodera, 129, 131, 133, 160 



Leptoplana, 7, 8, 9, 11, 14, 17 ; British 

 species, 19 ; habits, 8 f. ; anatomy, 11 f. 



Leptoplanidae, 19 



Leptostoma, 396 



Lesson, on Polyclads, 24 



Leuciscus, parasites of, 173, 182 



Leuckart, on Platyhelminthes, 6, 64 f., 70, 

 76 ; on Nemertinea, 99 ; on Nematoda, 

 136, 139, 140, 142, 146, 163 ; on Hiru- 

 dinea, 395 



Leucochloridium, 65, 66 



Leucocytes, of Polychaeta, 252 



Leucodore see Polydora 



Leydig, on Rotifers, 198 



Lias, Serpulids in, 301 



Libyodrilus, 364, 385, 386 



Lichenopora, 518, 531 



Life-history, of Trematodes, 4 ; of Poly- 

 stomatidae (Polystomum, Diplozoon, 

 Gyrodactylus), 58 f. ; of digenetic 

 Trematodes, 63 f. ; table of, 71 ; of 

 Cestodes, 5 f., 87 ; table of life-histories 

 of Cestodes, 83 ; of Dipylidiv.m, 88 ; of 

 Dicyemidae, 93 ; of Nematoda, 159 ; of 

 Gordius, 170 ; of Acantliocephala, 179 

 see also Development 



Ligula, 91 ; occurrence, 85 



Ligulinae, 91 



Lim Boon Keng, on Earthworms, 349 



Lima, nests of, 298 



Lime, secreted by Serpididae, 290 



Limnaea truncatula, host of larvae of 

 Distomum hepaticum, 67, 72 



Limnatis, 407 



Limnias, 205, 221 ; early description of, 

 197 



Limnodrilus, 378 



Lineus, 111; L. marinus ( = L. Umgia- 

 simvs), 99, 100, 111, 114; Borlase on, 

 99; size of, 100; L. gesserensis ( = L. 

 obscurus=L. sanguineus), recuperative 

 powers of, 116 



