66 



Nyctalemon excavatiis, x. 528. 



Jtector, X. 526. 



longimiulus, x. 526. 



menoetius, x, 626. 



metaurus, x. 524, 525. 



najabula, x. 526. 



orontiaria, x. 524. 



pairoclus, x. 526. 



zampa, x. 526. 



zodaica, i. 524. 



Nyctalops stygius, iv. 233. 

 Nyctea cinerea, iv. 214. 



erminea, iv. 214. 



iiivea, iv. 214. 



Nycteribia, observations ou the genus, i. 275-294. 



biarticulata, i. 292, 294. 



Uainvillii, i. 277, 278, 285, 288, 289, 294. 



duhia, i. 289. 



dufourii, i. 290, 291, 294. 



Uennanni, i. 277, 284, 287. 



hopei, i. 289, 293. 



jenynsii, i. 291, 294. 



latreilUi, i. 276, 277, 284, 286, 291, 294. 



pedicularia, i. 290. 



roylii, i. 290, 294. 



syhesii, i. 288, 293. 



— — vespertilionis, i. 278, 284, 290. 

 — — vexata, i. 291. 

 Nycticebus tardigradus, vii. 6-88. 

 Nycticoraoe, osteology of, compared ui various points 

 with that of the Kagu, vi. 503, 509-511. 



ardeola, v. 216. 



caledonicus, viii. 100, 114; ix. 238. 



crassirostris, ix. 238. 



goisatji, ix. 239. 



griseus, viii. 100 ; iv. 338 ; ix. 238, 252. 



limnopldlax, ix. 238, 239, 240. 



manillensis, viii. 100 ; ix. 238, 252. 



pauper, ix. 464, 467, 469, 498. 



violaceus, ix. 498. 



Nyctipethes perlatus, iv. 205. 

 Nyctipiihecus trivirgatus, v. 109, 111, 

 Nyctobates brevicornis, m. 226. 



mnfusus, iii. 221, 224, 



— =— hypocrita, iii. 225. 



Icevigatus, iii. 223. 



moerem, iii. 222. 



Nyctobates punetaius, iii. 224. 



rotundicoUis, iii. 226. 



transversalis, iii. 225. 



Oblada melamira, ii. 178, 200. 



Octodon, on the genus, and its relations with Cteno- 



mys and Poephagomys, ii. 75-86. 



cumingii, ii. 75, 81, 84, 85. 



Octopus actdeatus, ii. 106. 



catenulatus, ii. 112. 



hyalhms, ii. 111. 



semipalmatus, ii. 112, 130. 



vulgaris, ii. 112, 130. 



Ocydromiis australis, v. 161, 184, 211 ; vi. 518 ; viii. 



119, 120, 124-126 ; ix. 322 ; x. 302. 

 Ocythoe cranchii, ii. 103, 112, 114, 117. 

 Ocyton tyrrhus, ix. 632. 

 Odax algoisis, iii. 72, 148. 



balteatus, iii. 72. 



semifasciatus, iii. 148. 



Odontaspis litoralis, x. 467. 



Odontoceti, vi. Ill, 115, 360. 



Odontophore in certain moUusca, mechanism of the, 



X. 485-491. 

 Odontopus costatus, iii. 218. 



tristis, iii. 218. 



violaceus, iii. 218. 



Odynerus punctum, vii. 187. 

 OSdicnemus, vi. 74, 76-78, 503. 



affinis, vii. 294. 



crepitans, iv. 285 ; vi. 79 ; vii. 294. 



grallarius, viii. 91. 



magnirostris, viii. 91 ; ix. 227. 



CEiia capensis, vii. 290. 

 (Enosanda chineiuis, ix. 602. 



noctuiformis, ix. 602. 



spuria, ix. 633. 



(Estrelata hcesitata, ix. 508. 



phceopygia, is. 464, 507, 610. 



Ogcoosoma gramdaris, iii. 228. 

 Oiceoptoma tetraspilotum, i. 93. 

 Oligocercus rufescetis, vii. 230. 

 Oligoplites inornatus, vi. 383, 433. 

 Oiiocrotalus philippineiisis, ix. 246. 

 Onychoprion ancestlietus, Wii. 104 ; ix. 244, 252. 



melanauchen, viii. 104. 



OopTiolis pondicherianus, vi. 139. 

 porosus, vi. 128, 138. 



