INDEX. 
Niphargus stygius, Schiddte, 141. 
stygius, Westwood, 147. 
subterraneus, Leach, 144, 147, 152, 
153, 161. 
tatrensis, Vrzesniowshki, 149. 
Virei, Chevrewxr, 143. 
Nitzschia, Hassad/, 331. 
Nodosaria, Zam., mentioned, 3. 
comata, Batsch, 402. 
communis, @'Orb., 402. 
consobrina, @’Orb., 402. 
filiformis, @’ Orb., 402. 
intercellularis, Brady, 403. 
limbata, @’Orb., 402. 
obliqua, Linn., 403. 
pauperata, d Orb., 402. 
plebeia, Reuss, 402. 
proxima, S¢vestri, 402. 
punctata, d’Orb., mentioned, 3. 
Roemeri, Neugeboren, 402. 
scealaris, Batsch, 402. 
, var. separans, Brady, 402. 
subcanaliculata, Newgeboren, 403. 
vertebralis, Batsch, 403. 
Nodosariine, 30. 
Nonionina, d@’ Orb., 202; mentioned, 
164. 
depressula, Walker § Jacob, 202, 
209, 407. 
scapha, #. g W., 407. 
umbilicatula, Montagu, 202, 
163, 
209, 
Nothoprocta perdicarius, Kittl., 355. 
Notorycetes, Stirling, mentioned, 446. 
Nototropis guttatus, Costa, 304. 
spinulicauda, Costa, 304. 
Nubecularia, Defrance, 168. 
Bradyi, Millett, 169, 206, 210, 381, 
383, 413. 
Bradleyi read Bradyi, Millett, 383. 
divaricata, Brady, 168, 206, 210, 
381, 586, 398. 
inflata, Brady, 169. 
lacunensis*, Chapm., 169, 206, 210, 
381, 386, 413. 
lucifuga, Defrance, 168, 206, 381, 
386, 398. 
tibia, Jones §& Parker, 898. 
Nubeculariine, 168. 
Nummulinide, 18, 202. 
Nummulitine, 18, 204. 
Nyctibius, Véei2/., 353. 
Nyctophilus, Leach, mentioned, 447. 
Obesiella*, Ridew., 463, 465. 
lyonsiellee *, Ridew., 463-465. 
Obesiella lyonsielle * , a new Species of 
Copepod Crustacean, by W. G. Ride- 
wood, 463-465. 
Oceanodroma leucorrhoa, Vietll., 356. 
Octodontide, 285. 
Oculinidee, 390. 
QGidiceride, 303. 
Cidicerus griseus, Della Valle, 303. 
Oithina, Ald. § Hane., 222. 
spinifrons, Boeck, 306. 
Oncea mediterranea, Claus, 506. 
Oncobunus, 7hor., mentioned, 505. 
galeatus, Thor. (Upper Burma), 
468. 
Oniscoida, 298. 
Operculina incertus, d’Orb., 29. 
anvolvens, Reuss, 178. 
Ophthalmidium cornu *, Chapm., 399, 
408, 416. 
inconstans, Brady, 408. 
tumidulum, Brady, 399. 
Opiliones palpotares, mentioned, 468. 
Orbiculina, Lam., 412. 
Orbitoides, Schaff., mentioned, 18. 
Orbitolites, Lamarck, mentioned, 2, 163, 
164, 180. 
complanata, Lam., 181, 207, 381, 
386, 392, 394, 400, 414. 
——, var. Jlaciniata, Carpenter, 
384. 
, var. plicata, Dana, 209, 382, 
384, 413. 
duplex, Carpenter, 182, 381, 400 
414. 
laciniatus, Brady, 384. 
marginalis, Lam., 180, 207, 210 
381, 386, 394, 400, 412, 414. 
tenuissima, Carpenter, 24. 
Orbitulina versicularis, Parker & Jones, 
198. 
Orbulina universa, d’Orb., 404, 415. 
Orchestiidx, 298. 
Orchomene Batei, Sars, 299. 
humilis, Costa, 299. 
Orthoplecta clavata, Brady, 402. 
Oryzoryctes, Grand., mentioned, 447, 
448, 
Osthimosia, Jullien, mentioned, 50, 93. 
eveza, Jullien, mentioned, 96. 
Ostracoda from Funafuti, by F. Chap- 
man, 417-433. 
Othelosoma, Gray, mentioned, 41. 
Otocyon, Licht., 282. 
Owenia, Della Chiaje, 230, 239, 
255, 260. 
filiformis, Della Chiaje, 250, 
260. 
251, 
209, 
Pace, 8., On the Anatomy of the Progo- 
branch Genus Pontiothauma, 2, A, 
Smith, 455-462. 
On the Corallum of Turbinaria, 
398-365. 
Pachygrapsus marmoratus, Mabr., 292. 
Palemon Sguilla, #abr., 292. 
