518 INDEX. 
lactea, Borlasia, I ic 190. 
— Meckelia, I ic 28. 
— Nemertes, I ic 191. 
—  Nephthys, II i 27. 
lacteus, Lineus, I 1 32, 96; I ie 100, 106, 107, 114, 
115, 129, 186, 187, 190, 207, 208. 
— Nemertes, I i 32. 
lactiflorea, Nemertes, I 1 19; I ie 156. 
= iPlanariaw emo lencmlo os 
= Prostoma, I ic 156. 
lactifloreus, Amphiporus, I i 5, 7, 8, 10, 15, 19, 26, 
43, 44, 45, 48, 53, 55, 56, 638f, 73, 78, 80, 83, 
857; I ic 128, 130, 1384, 151, 152, 155, 156, 
162) 163, 166; Tt i 72° 
Ladice, III i 7. 
Lenilla, I 1 327, 345. 
Leospira, 1V 1 387. 
Letmatonice, I ii 249, 258. 
Leetmonice, I 11 246. 
leevicornis, Spio, ITT 1 138, 149, 176. 
levigata, Polynoé, I un 345. 
levirostris, Terebella, IV 1 123. 
levis, Ammotrypane, III i 19. 
— Polynoé, I 11 284, 348. 
— S§Spirorbis, [V ii 385, 387. 
Lagis, [V i 36, 48. 
Lagisea, I 11 279, 298, 303. 
Lamarckii, Audouinia, IIT i 243, 248. 
= Cirratulus, III i 243, 247 n, 248. 
= Cirrhatulus, ITI i 239. 
Lamareckii, Vermilia, TV 1 364. 
lamellata, Scolecolepis, [V 1 482. 
lamellifera, Nereis, IT i 76. 
lamelligera, Husyllis, IV 11 457. 
— Nereis, II i 76. 
pees Phyllodoce, II 1 42, 76, 85/, 93. 
= Pionosyllis, II 1 148, 162; II i 236, 
390, 371; IV ii 457. 
lamellosa, Nereis, II 1 296, 301. 
— Phyllodoce, IT i 77. 
Laminaria, 114; ILu 271; IIT i 76; IV i 143. 
laminosa, Nereiphylla, II i 77. 
= Phyllodoce, II 1 75, 77, 79, 82, 85, 93. 
— — (Carobia), II i 77. 
Lanassa, IV 1 98. 
lanceolata, Euphrosyne, I ii 238. 
Lanice, I i 334; IIT 1 224; IV i 90, 98, 100, 137; 
IV ni 494. 
Lanicides, ITV i 95, 108. 
lanigera, Sabella, IV i 248. 
Laonice, IIT 1 136, 164. 
Laonome, IV i 210, 245; IV ii 301, 322, 345 n. 
Laphania, IV i 98, 100, 162. 
Laphaniella, TV i 100. 
lapidaria, Idalia, [V i 166. 
= Leprea, IV i 92, 98, 100, 101, 104. 
— Leprea, [V i 165. 
ae Terebella, [TV i 110, 165. 
lapidum, Glycera, IT ii 472, 475, 477, 484, 487, 488. 
lapillus, Purpura, I ie 118. 
Lar, IV i 220. 
Laranda, II 11 370, 393. 
Larymna, IT ii 370. 
latericeus, Notomastus, IIIT i 269, 270, 275, 276; 
IV ui 493. 
— var., Notomastus, [II i 280. 
latericia, Antheria, ITI i 296. 
lateritia, Planaria, I i 11. 
latocirrata, Vanadis, [V ui 440. 
Latreillii, Aricia, II ii 494, 499, 501, 502. 
—  lumbriconereis, IL ii 376. 
—  Lumbrinereis, [1 ii 376. 
—  AZygolobus, Il ii 377. 
laureata, Huphrosyne, I ii 234, 236. 
laurentiana. Lumbriconereis, II ii 390. 
laurentianus, Lumbriconereis (Zygolobus), II ii 
390. 
= Zygolobus, IT 11 382, 392. 
Laurillardi, Nereis, II ii 432. 
Leachii,. Lepidonotus, I u 307, 310. 
Lena, LV i 91, 98, 100. 
Leanira, I ii 407, 434. 
Leda, IT 1 407. 
Ledon, ITI i 87. 
Legnodesmus, I ie 152. 
legumen, Ceratisolen, IV i 139. 
Leidii, Marphysa, IL 1 443. 
Ldiocephale, III i 292. 
Leiocephalus, IIT 1 295, 313. 
Leiochone, III i 312. 
leiolepis, Sthenelais, I 1 418. 
leiopygos, Clymene, III 1 293, 316. 
— Leiocephalus, IIT 1 295. 
Leipoceras, IV 11 484. 
Leipoceros, IIT 1 199. 
lentigera, Hteone, [IV ii 430. 
Leocrates, II i 115, 130. 
Leodice, II 11 347. 
Leodora, IV ii 325. 
Leonitis, IT 1 255. 
Lepas, IT 11 371. 
Lepidametria, I 11 399. 
Lepidasthenia, IV 1 428. 
Lepidonotus, I un 272, 273; II i 59, 185. 
lepidota, Aphrodita, I ii 290, 315. 
Lepreea, IV 1 92, 98. 
Lepralia, I i 278; III i 127. 
Lepraliz, III 1 201. 
Leprea, IV i 165. 
Leptochone, IV i 218; IV u 301, 307. 
Leptonereis, IT 11 253, 263; IV ii 464. 
Leptoplana, I ic 130. 
leptosomum, Echinostomum, IIT i 71. 
Leucariste, TV i 100, 187. 
Leuckarti, Cheetopterus, III i 121. 
Leucodora, IIT i 197. 
Leucodore, I ic 169; III i 134. 
Leucodorum, III i 168, 196; IV ii 484. 
