378 
Rhinoceros unicornis, kidneys, 44. 
, suprarenal glands, thoracic viscera, 46. 
, generative organs, male organs, 48. 
, female organs, 51. 
—— ——, nervous system, 53. 
Rhinoptynz, subgenus, diagnosis, 234. 
Rhyncehaspis, 285. 
Roa-roa, 363. 
Rodents, 49. 
Rook, 291, 300, 303, 306. 
, common, 298. 
Ruminants, 32. 
Salmo eperlanus, 321. 
Sambur, 324. 
Sazicola aurita, 209. 
stapazina, 209. 
Scansores, 289. 
Sceloglaux, subgenus, 215. 
, subgenus, diagnosis, 219. 
Scelostria, subgenus, 245, 248. 
Scolopax, 287, 292. 
Scops, subgenus, diagnosis, 222. 
, diagnosis and description, 222. 
Scops albipunctatus, G. R. Gray, 251. 
asio, G. R. Gray, observation, 228. 
(Linn.), 265. 
atricapillus, Cuy., observation, 228. 
(Temm.), 265, 266. 
— brasiliensis, Bonap., observation, 228. 
choliba, Vieill., 265. 
ephialtes, Say., diagnosis and description, 222. 
europeus, Less., 222. 
flammeola, diagnosis and description, 226. 
» Kaup, 265. 
—— grammicus, Gosse, 266. 
—— gymnopodus, G. R. Gray, 225. 
javanicus, Less., 229. 
ketupa, Cuv., 242. 
latipennis, 223. 
lempiji, Bonap., description, 229. 
leucopsis, Kaup, diagnosis and description, 
224, 
leucotis, Swains., description and observation, 
225. 
longipennis, 223. 
lophotes, Less., 266. 
maccallii, Cass., 228, 265. 
manadensis, Quoy et Gaim., observation, 230. 
mantis, Bonap., 230. 
megalotis, G. R. Gray, 230. 
—— nudipes, 266. 
pennatus, Hodgs., observation, 223. 
INDEX OF SPECIES. 
Scops portoricensis, Less., 228, 265. 
rutilus, Puch., diagnosis and description, 229. 
semitorques, Bonap., diagnosis and observation, 
230. 
—— senegalensis, Swains., observation, 223. 
sunia, Hodgs.,- 223. 
trichopsis, Wagl., diagnosis and description, 
227. 
usta, Sclater, sp. nov., description, 265. 
watsonii, Cass., 266. 
goreca, Swains., 222. 
Scopus, 323. 
Scopus umbretta, 269, 345. 
Scotiaptex uralensis, Swains., 257. 
Scotophilus acadica, Swains., 207. 
perlatus, Swains., 205. 
Sea-Cow, 32. 
Secretary-bird, 345. 
Secretary Vulture, 339. 
Serpentarius, 285. 
Shrew, 316. 
Silurus, 330. 
Sloth, 32. 
Sloths, 14, 43. 
Smelt, 321. 
Snake, 303. 
Snakes, 306, 320. 
Snipes, 289. 
Socolas, 366. 
Solitaire, 190. 
Spiloglauc, subgenus, 215. 
, subgenus, diagnosis, 217. 
Spiny Anteater of Australia, 125. 
Spizigeranus, Kaup, 262. 
Spoonbill, 297, 298, 299, 303. 
Spoonbills, 289. 
Stagonolepis robertsoni, 271. 
Sterna, 285, 290. 
Stickleback, 303. 
Stoats, 15. 
Storks, 308, 310. 
Strigide, monograph of the, 201. 
Strigine, Kaup, subfamily, diagnosis, 222. 
Strigops, 70. 
Striz, 286, 292. 
, subgenus, 245. 
——, Linn., diagnosis and description, 245. 
, subgenus, diagnosis, 246. 
Strix acadica, Gmel., 206. 
, T. Naum., 213. 
—— acadiensis, Lath., 206. 
accipitrina, Pall., 236. 
