INDEX. 535 
Térébellides abranches, IV i 187. 
terebellidis, Heematocleptes, II ii 350, 371; IV i 
215. 
— Saccopsis, [LV i 197, 215. 
Terebelliformia, IV i 36, 64. 
terebelloides, Phenacia, IV i 171. 
= Sabella, [IV i 248. 
Terebellum, IV i 33. 
Teredo, IV i 4; IV ii 321. 
teres, Chone, [V 1 289. 
— Glycera, IT 1 478. 
— Phyllodoce, II i 82, 92. 
Terpsichore, IIT i 7. 
Terricole, IT 11 495. 
terricola, Petaloproctus, III 1 296; IV ii 496. 
terricolina, Cheetopoda, I] ii 495; IIL i 39. 
tessellata, Glycera, II ii 483. 
— Monocolea, I 11 342. 
— Pelynoé, I 11 344 
tethycola, Syllis, IT 1 197. 
teticola, Nereis, II 1 197, 199. 
tetracerus, Colobranchus, III i 157. 
Tetraglene, ITi 146, 154; IT ii 241. 
tetragnatha, Glycera, II ii 475. 
tetragona, Leanira, I ii 436, 
Tetrarhynchus, IV i 189. 
Tetrastemma, I 1 2,17, 21; I ic 132, 185, 164. 
Tetrastemme, I 1 4. 
Tetreres, IV i 5, 6. 
tetrophthalma, Pola, I i 2, 19. 
textrix, Leprea, IV i 166. 
—  Terebella, IV i 150. 
thalassina, Crithidia, II i 216. 
Thelepides, IV i 170, 184. 
Thelepodopsis, [LV i 100, 169. 
Thelepus, I u 273; IL u 271; IV i 94, 98, 100, 
169. 
Theodisca, II ii 516. 
thoracicus, Thelepus, [IV i 178, 181. 
Thuiraria, IV ii 344. 
thuja, Thuiaria, [V ii 344. 
Thysanozoon, I ic 141. 
tigrina, Syllis, IT i 167, 190, 205. 
tinctoria, Arenicola, IIT i 60. 
tingens, Lumbriconereis, II 11 376, 382, 386, 392. 
— fZygolobus, il ii 377. 
Tomicus, I ic 129. 
Tomopteris, [LV 1 20. 
Tondi, Amphitrite, IV i 125, 138. 
—  Physelia, [V i 188. 
Torelli, Potamilla, IV i 235, 237 n, 239, 243. 
—  Sabella, IV i 240. 
Tornaria, 1 ic 150. 
torquata, Axiothea, IIT 1 295. 
—  Hunice, il i 427, 431 n, 438. 
—  Lysidice, II ii 457. 
tortuosa, Potamilla, [IV i 233, 238. 
Trachelophyllum, II i 47, 74. 
triantennata, Leodice, II 1 457. 
Travisia, III i 6, 25. 
Tremacephalide, I i 36, 37. 
Trematoda, I i 23, 26, 29; I ic 140. 
Trematodina, I i 20. 
trematodina, Cheetopoda, II 11 495. 
tremellaris, Leptoplana, I ic 180. 
Tremomastus, III 1 274. 
tribullata, Hauchiella, ITV i 201. 
— Polycirrus, [IV i 104, 202. 
Tricelis, I ic 186. 
Trichobranchidea, IV i 205. 
Trichobranchus, IV 1 100, 205. 
Trichodina, III i 153; IV i 366, 459, 481. 
Triccelia. ITI i 118. 
tricolor, Arabella, IL 11 345, 402. 
— Nereis, II uu 396. 
— Notocirrus, II 1 396. 
tricornis, Patella, [LV ii 363. 
tricuspidata, Borlasia, I i 18. 
= Vermilia, [IV u 371. 
tricuspidatus, Placostegus, IV ii 371. 
tricuspis, Pomatoceros, IV 11 363, 364. 
—  Serpula, IV u 364. 
tridactyla, Glycera, II 11 486. 
tridendata, Nerinides, IV 1 481. 
— Serpula, [IV i 371. 
tridentatus, Placostegus, [IV i 326, 328, 370. 
trifida, Glycinde, II 11 471. 
—  Vermilia, [IV i 364. 
trilatera, Serpula, TV 1 356. 
trilineata, Carinella, I i 17,19; I ic 208. 
— Bulalia, IT i 51. 
— Meckelia, I ic 204. 
trilobata, Amzea, IV 1 168. 
trioculata, Spione, III i 133. 
tripunctata, Eulalia, II i 52, 63. 
triqueter, Pomatoceros, III i 211; IV i 241; IV i 
364. 
— Pomatocerus, II 1 317; IV iu 327, 328, 
362. 
— Serpula, IV u 363, 371. 
triquetra, Infundibula, IV 11 360. 
— Serpula, IV i 355. 
— Spirorbis, TV u 419. 
— Vermilia, IV ii 321, 348, 363. 
— var. serrulata, Vermilia, [V ii 360. 
triquetroides, Pomatoceros, IV 11 364. 
— Serpula, IV 1 363, 371. 
triserialis, Neottis, IV i 178. 
— Phenacia, [V i 178. 
— Thelepus, [IV i 177, 181. 
trispinata, var., Nicomache, III 1 306. 
trissophyllus, Nephthys, II i 8, 31. 
Tritoni, Hunoa, I ii 296. 
Trochus, I ic 184; II un 809; IV i 148; IV ii 398, 
troglodytes, Sagartia, Ii 9. 
Trophonia, I ii 279; III i 87. 
truncata, Bulla, [TV i 60. 
—- Clymene, IIT i 292. 
