516 INDEX. 
Hirudo, 11 10; [I nm 241. 
hispanica, Eunoa, I 11 291. 
hispidum, Aleyonidium, IV i 151. 
Holocephala, I i 27. 
Holothuria, I i 2. 
Holtenia, I 1 3465. 
Hombergii, Nephthys, IT i 2, 7, 8, 18, 16, 17, 21f, 
27 f, 32, 33, 35f. 
= Nereis, II i 18. 
var. vasculosa, Nephthys, II 1 21, 28 
Homocriciens, [Jf 1 239. 
hoplura, Polydora, III i 212; EV i 486. 
Horatii, Nais, IIT i 13. 
Horslii, Stylarioides, III i 87. 
Hubrechti, Hvarne, I ii 360. 
humilis, Polia, I 1 71, 86. 
Huxleyi, Filhgrana, [IV ii 340, 344. 
hyalina, Pionosyllis, IT 1 239. 
(Syllis), IL 1 166 
— Sylhs, IT 1 238. 
(Typosyllis), IT i 145. 
—  'Typosyllis (Syllis), IT 1 167. 
Hyalinecia, IT 11 345, 417. 
Hyalopomatopsis, IV 11 325. 
Hyalopomatus, IV 11 323, 324. 
Hydractinia, IT ii 342. 
Hydroides, II 1 489; IV ii 279, 323. 
Hypephesa, IIT i 46. 
hyperborea, Cistenides, IV 1 34, 37. 
-- Onuphis, IT 1 411. 
Hypoloba, I i 365. 
Hypsicomus, IV i 219. 
hystricella, Hermione, I 11 265, 269. 
hystricis, Humenia, 1V u 472. 
= Leanira, I 1 484. 
—  Nephthys, IT i 27, 36. 
hystrix, Aphrodita, I ii 244, 245, 258, 264, 269 
— Halithea, I un 264. 
— Hermione, I 11 243 f, 264, 269. 
—  Spherosyllis, IT 1 156; IV ii 450, 464. 
Hystrix marina, I ii 247. 
I., Scolecolepis, III i 167. 
Ichthyotomus, II 11 233. 
Idalia, ITV 1 159. 
idalie, Terebella, [IV 1 95, 96. 
Tdoteidee, I ic 184. 
idune, Sigalion, I 1 409. 
— Sthenelais, I 1 409. 
imbecillis, Nereis, II 11 253, 337, 341. 
imbricata, Aphrodita, I 11 315. 
= Harmothoé, 119; Lic 181,190; I ui 270, 
279, 284, 290, 300, 301, 309, 314, 
382, 38457, 350, 352, 357, 3938; IV 1 
265. 
— Hulalia, IT i 50, 64. 
imbricata, Polynoé (Harmothoé), I 11 316. 
imbricatus, Lepidonotus, I 11 286, 385. 
impar, Evarne, I ii 327, 336, 344, 348, 358, 358/; 
IV ii 423. 
—  Harmothoé, I ii 354. 
—  lLepidonote, I ii 353. 
—  Lepidonotus, I 1 354. 
—  Polynoé, I 11 353. 
(Hvarne), I u 354. 
— var. Pagenstecheri, Harmothoé, I i 354. 
impatiens, Lumbriconereis, If 1 368, 371, 379, 382, 
384, 391. 
implexa, Filigrana, 111189; I i 341; IV ui 340. 
—  Filograna, III i 109, 112; IV u 318, 326, 
328, 339. 
incerta, Heteronereis, IT 11 282. 
—  Potamilla, IV 1 240. 
incertus, Clymenides, III i 71. 
incisa, Nephthys, IT i 8,17, 23, 26, 38, 41. 
— Phyllodoce, II i 82. 
incompleta, Eulalia, II i 43. 
inconspicua, Dasychone, IV ii 275. 
incrustans, Salmacina, IV i 340. 
incurvatus, Spirorbis, IV bl Gl, 
inermis, Autolytus, II 1 247. 
—  lhysilla, [V i 202. 
—  Nephthys (Aglaophamus), IT i 4. 
infarcta, Dasychone, [V 11 274, 275. 
inflata, Scalibregma, IIT i 35. 
inflatum, Scalibregma, III i 29, 31, 34. 
Tnfundibula, IV 1 360. 
— bicirrata, TV 1 369. 
infundibuliformis, Chone, IV i 216, 221; IV u 276, 
988, 289, 290, 295, 298. 
— Sabella, IV 11 290. 
infundibulum, Amphitrite, [V i 312. 
— Arippasa, IV 1 296, 312. 
— Myxicola, IV i 101, 220; IV 11 308f, 
311, 317 f. 
— Protula, [V 1 338. 
— Sabella, IV u 312. 
— Serpula, IV 11 326, 355. 
— Terebella, [IV 1 312. 
— Tuba, IV nu 312. 
— Vermilia, IV 1 356. 
Infusoria, I ic 124. 
Ingebrigtsenii, Ammotrypane, IIT i 19. 
ingens, Nephthys, II 1 9, 38. 
— Prom, IY int Zils). 
—  ‘Trypanosyllis, II 1 140. 
inherens, Synapta, IT 1 86. 
inornata, Pholoé, I ii 437. 
inquilina, Nereis, II 11 338. 
Insecte destructeur des pierres, IIT 1 198. 
insignis, Chetopterus, I 11 348; IIT 1 121. 
intermedia, Armandia, III i 21. 
—  Capitella, III i 281. 
— Clymene, IIT i 316. 
= Euphrosyne, I 11 238. 
intermedius, Asclerocheilus, I1I i 42; IV iu 470. 
— Lipobranchus, IIT i 42; IV u 470. 
