530 INDEX. 
quadricornis, Eulalia, II 1 91. 
quadricuspida, Aricia, Il 11 518. 
— Naidonereis, IT 11 518. 
— Nainereis, II ii 517, 518. 
— Scoloplos, IZ 11 518. 
quadricuspidata, Nainereis, IT 1 517. 
quadricuspis, Aricia, IT 1 518. 
— Diopatra, IT 11 414. 
— Nothria, II 1 414. 
— Onuphis, IT ii 4183. 
a Scoloplos, II u 518. 
quadrilineata, Eulalia, IT i 53. 
quadrilobata, Aricidea, IV ii 474. 
a Clymene, IIT i 324, 337. 
— Euclymene (Praxillella), III 1 337. 
_ Polydora, III i 138, 209. 
— Pseudoclymene, III 1 336. 
quadriocellata, Polia, I ic 168. 
quadrioculata, Grubea, IV 11 450. 
— Nemertes, I ic 167. 
— Planaria, I 1 16; I ic 167. 
oo Polia, I i 34, 71, 89; I ic 168. 
— Prostoma, I ic 168. 
quadripunctata, Fabricia, [V 1 264. 
quadrispinata, Nicomache, IIT 1 306. 
quadristriata, Lumbriconereis, IT 11 396. 
_ Lumbrinereis (Arabella), IT 1 396. 
— Zygolobus, IT 1 396. 
Quatrefagesii, Chetopterus, IIT i 121. 
— Leanira, I 11 486. 
— Meckelia, I ic 182. 
— Nemertes, I ic 111, 182. 
racemosa, Huphrosyne, I ii 235, 256, 288. 
radiata, Nereis, If i 141, 181. 
— Ophelia, III i 7f, 12. 
radiatus, Lumbricus, III i 10. 
ramosa, Syllis, IT 1 140; II n 342. 
Ranzania, III i 119. 
rapax, Amphitritoides, [V i 180. 
—  Pallonia, DV 1 130) 
rarispina, Lagisca, I 11 310. 
— Polynoé, I u 272. 
Raschii, Spatangus, I 11 338. 
Rathburni, Spio, III i 189. 
Rathkei, Ophelia, IIT i 11. 
Rathkii, Phyllodoce, II i 82, 83, 85, 86. 
Reayi, Chone, IV ii 289, 299. 
reflexa, Serpula, IV ii 392. 
regia, Nereis, II 1 325. 
remex, Nereis, II i 77. 
—  Phyllodoce, IT i 92. 
remota, Pregeria, IV ii 426. 
renalis, Heteronereis, II ii 271, 388. 
—> Ions, JOC im Bil, 
reniformis, Amphitrite, IV 1 233. 
= Potamilla, III i 206; IV i 199, 282, 244. 
— Pseudopotamilla, TV i 234. 
— Sabella, TV i 221, 233. 
reniformis, Spirographis, IV i 233. 
— var. polyophthalmus, Sabella, TV i 233. 
Renouardi, Heterophenacia, IV i 176. 
repens, Perigonymus, I 11 279. 
reptans, Terebellicola, [V 1 104, 215. 
Rete marina, [V 1 339. 
reticulata, Polynoé, I ii 273, 521, 394. 
Reticulatum, IV 1 338. 
= trophaceum, IV u 339. 
retorta, Spirorbis, [IV 11 321. 
retractilis, Glycera, II 11 458. 
retrograda, Phenacia, IV i 171. 
retusa, Planaria, I 1 3. 
reversa, Heterodisca, IV u 348. 
— Serpula, IV ii 347. 
reversus, Spirorbis, [V u 410. 
Reynaud, Alciopa, [IV 1 441. 
— Greefia, TV 11 441. 
-—— Nereis, II u 269. 
Rhabdocela, I 1 27, 29. 
Rhabdostyla, I ii 410; IIT i 71, 289; IV i 104, 105, 
168. 
Rhagadocephala, I i 27. 
Rhamphobrachium, IT 1 347. 
Rhochmobranchiata, I i 34. 
Rhochmocephalide, I 1 36. 
Rhodine, III i 292, 299; IV i 158. 
rhombeata, Amblyosyllis, II 1 228. 
Rhopalocera, IT i 45; IV u 451. 
Rhynchocela Porocephala, I 1 35. 
Aporocephala, I i 36. 
Rhynchoceela, 1 i 29. 
Rhynchodemus, I ic 213 d. 
Rhynchonerella, [V ii 442. 
Rhyncoscolex, I 1 28. 
Rhytiphloea, IT n 242, 247. 
Ricardi, Trypanosyllis, IT i 173. 
rigida, Hyalineecia, IT ii 434. 
Rinkii, Phyllodoce, II 1 82, 92. 
Rissoa, III 1 153; IV i 60; IV i 480. 
Rissoz, I i 4. 
Rissoi, Nereis, IT i 482. 
Robertiane, Armandia, III i 20. 
— Armandiella, IIIT i 19. 
— Eteonella, II 1 1038, 104. 
— Tetrastemma, I 1 44, 65, 66, 86, 88; 
IT ic 135, 166. 
Robertsoni, Euphrosyne, I ii 240. 
robusta, Heteroclymene, III 1 335; IV 1 494. 
Rock-worm, II i 448. 
Romanchella, [V ii 387. 
rosea, Anaitis, II 1 70, 71, 73. 
— (Castalia, If 1 122° 
— KHhlersia, II 1 284. 
— Euchone, IV ii 286. 
— Fasciola, I ic 159. 
— Magelona, III i 229; IV n 487. 
— Nereis, II 1 120/. 
— Nerimyra, II i 122. 
