504 INDEX. 
Bonelliz, Oligognathus, IT ii 350, 371. 
bononensis, Nephthys, II i 10, 16. 
borealis, Ammotrypane, III i 10. 
—  Aphrodita, I 11 244, 246. 
— Cirratulus, III 1 249. 
—  Cirrhatulus, III i 249. 
—  Clymene, III i 302. 
—  Enriographis, IV 1 312. 
—  Eurythoé, I ii 224, 
—  lLetochone, III i 317. 
—  lumbriconereis, Ii ii 373. 
— Miulnesia, I 11 248, 257. 
—  Mystides, IV 11 433. 
— Nephthys, II 1 24, 26. 
—  Nicomache, III i 292. 
— Ophelia, III i 10. 
— Jao, IY im SAO, S844 
—  Sabellides, IV i 64, 76, 78. 
—  Spirorbis, [IV 11 326, 385, 386, 398, 398, 405, 
409, 420. 
—  Sylhs, II 1 167, 168. 
—  ‘Trerebella, [Vi 138. 
-  Trophonia, III 1 87, 90. 
— var. acifera, Spirorbis, IV ii 411. 
= — lLeliochone, III i 318. 
Borlasia, I 1 4, 2, 25, 35, 36: 1 ic 182) 186, 193: 
Borlasii, Meckelia, I ic 182. 
— Nemertes, I 1 13, 49; I ic 182. 
Bosci, Heterophyselia, IV i 166. 
Boudin de Mer, IIT i 120. 
Bouveri, Syllis, IT 1 164. 
Bowerbanki, Nereis, II ii 271. 
brachiata, Grymeea, [Vi 183. 
Brachiopoda, I ic 151. 
brachycephala, Procerwa, [IV 11 460.: 
brachycephalus, Autolytus, IV ii 460. 
brachycera, Owenia, IIT i 357. 
— Sabellina, [Vi 94. 
Brada, III 1 84, 103. 
Bradophila, III i 106. 
branchialis, Arenicola, III i 54, 58, 66, 72, 78. 
== Cirrophorus, [IV ii 474. 
= Glycera, II 11 491. 
Branchiomma, IV i 217, 247; IV ii 251, 273, 301. 
Branchiomaldane, IIT i 56, 59, 296. 
Branchiosabella, IV i 65. 
Branchioscolex, III i 6. 
Brandti, Nereis (Alitta), II ii 335. 
Brania, IT 1 150; IViui 449. 
breviberbis, Sabella (Potamilla), IV i 240. 
brevibrachiata, Diopatra, II ii 408. 
— Onuphis, IT ii 407. 
breviceps, Lumbriconereis, II ii 379, 390. 
brevicirrata, Sabellides, [Vi 81. 
= Syllis IT i 196. 
brevicollis, Syllis, IT i 208. 
— Typosyllis (Syllis), IT i 208. 
brevicornis, Odontosyllis, IT i 184. 
a Syllis, If i 184. 
brevimana, Nereis, IT 11 290, 318. 
brevimannus, Nereis, II 1 313. 
brevipes, Lumbriconereis, IT 11 388. 
brevis, Cheetopterus, ITI 1 121. 
brevispira, Spirographis, IV ii 263. 
britannica, Onuphis, IT 11 404, 410/, 419, 422. 
Brochus, IV 11 379. 
Brownii, Apomatus, [V 11 379. 
Brumpti, Xenocceloma, [Vi 197. 
brunnea, Amphitrite, TV i 117. 
Bucci, Arenicola, III i 73. 
buccina, Terebella, [IV ii 312. 
Buccini, [V 11 368. 
Buecinum, Tf 19); fT ae U7 TE in 259) 338: 
Bulba, IV i 60. 
bulbosa, Laminaria, I i 4. 
—  Spheerosyllis, IV ii 461. 
bullata, Nereis, IIT 1 48. 
Buskiella, III 1 88. 
Busku, Flabelligera, ITT 1 114. 
— Sigalion, I 1 4381. 
—  Siphonostoma, III i 114. 
— Sylhs, IL 1 206. 
C., Praxillura, IIT i 298. 
caducus, Dasybranchus, III i 274, 286. 
—  Dasymallus, III 1 286. 
Cadulus, IV ii 380. 
evca, Aonis, II 1 9. 
— Aonis (Nereis), II i 9. 
— Cephalothrix, I ic 208. 
— lLeucodore, III 1 199; IV ii 484. 
— Meckelia, [ ic 209. 
— Maupasia, IV 1 488. 
—  Nais, If 1 9. 
— Nephthys, II i 1, 4f, 8, 18/ 382, 36. 
—= INemeng, INL n 9), 25, 
— Polydora, III 1 206; IV ii 484. 
== Joa, IU n 9, 6, 
— var. atlantica, Maupasia, IV i 438. 
— — ciliata, Nephthys, IT i 8. 
— — kersivalensis, Nephthys, II i 20, 21. 
exscum, Leucodorum, IV ii 484, 
ezvecus, Leucodore, IV 11 484. 
celiaca, Trypanosyllis, II ii 240. 
cerulea, Nereis, Ii 1 9. 
Cesicirrus, III 1 340; IV ui 495. 
calcarea, Polydora, IIT 1 199. 
—  Spio, IIT i 198. 
Caleareous tube, [V ii 362. 
ealiendrum, Polycirrus, [V i 188, 189, 197. 
Callizona, 1V 1 441. 
camille, Borlasia, I ic 178. 
—  Nemertes, I i 31. 
eamillea, Borlasia, I ic 178. 
= Emplectonema, I ic 178. 
= Nemertes, I ic 178. 
Campanularia, IIT 1 135. 
campanulata, Amphitrite, 1V 11 355. 
