484 
Scombrocypris, characters of the new 
genus, 226. 
Selandria, new species of, 141. 
Sepiolee of the French coasts, on the, 
181. 
Sepsina, new species of, 244. 
Shells, new, 173. 
Shoguna, characters of the new 
genus, 274. 
Sigillaria, notes on species of, 61. 
Simognathus, characters of the new 
genus, 252. 
Sincara, new species of, 81. 
Siobla, new species of, 142. 
Siphonophora, on a process for the 
preservation of, 111; on the rela- 
tionship of Angelopsis to certain, 
146; on the organism of the, 
185. 
Sirembo, new species of, 534. 
Skertchly, 8. B. J., on the habits of 
certain Bornean butterflies, 209. 
Sladen, W. P., on the perignathic 
girdle of Discoidea cylindrica, 
and of a species of Echinoconus, 
234, 
Smicra, new species of, 145. 
Smith, E. A., on new shells, 175, 
199; on a new species of Ampul- 
laria, 183; on deep-sea Mollusca 
from the S.W. coast of Ireland, 
420). 
Smittia, new species of, 15. 
Solea, new species of, 249, 419. 
Sonninia, on the descent of, 176. 
Sorex, new species of, 372. 
Sponges, on the relations between 
fossil and existing, 280; new, 333, 
352. 
Stictoploea, new species of, 159. 
Stomias, new species of, 451. 
Syntomedia, new species of, 83. 
Syrnolopsis. new species of, 174. 
Talitri, on the phosphorescent infec- 
tion of the, 476. 
Tarsopoda, new species of, 81. 
Tenaris, new species of, 160. 
Tenthredo, new species of, 142. 
Testudinata, on the osteology of the, 
37. 
Tetramelia, new species of, 144. 
Theages, new species of, 86. 
INDEX. 
Thomas, O., on a new Bat, 167; on 
the nomenclature of the short- 
eared New-Zealand bat, 462. 
Thysonotis, new species of, 163. 
Tifama, new species of, 92. 
Trachytedania, new species of, 338. 
Trimeresurus, new species of, 221. 
Trochomorpha, new species of, 200. 
Trouessart, M., on marine Acarina, 
250. 
Typhlocyba rose, on a gall pro- 
duced in, by a hymenopterous 
insect, 254. 
Typhlocybe, on the parasitic castra- 
tion of the, 478. 
Typhlops, new species of, 361. 
Vampyrops, new species of, 167. 
Vis, C. W. de, on Nototherium and 
Zygomaturus, 257. 
Volyox minor, remarks on, 255. 
Vosseler, Dr. J., on the Copepod 
fauna of the ‘ Maare” of the 
Eifel, 293. 
Waterhouse, C. O., on two new 
Rhynchophorous Coleoptera, 363. 
Waters, A. W., on Australian Bryo- 
zoa, 1. 
Williams, J. W., on a new species of 
Ampullaria, 47. 
Wilson, 8. B., on new species of 
Hemignathus, 400, 
Wood-Mason, Prof. J., on Phyllo- 
thelys, 565. 
Woodward, A. 8., on Triassic fish- 
scales from Siberia, 107; on 
Acanthodian fishes from the Deve- 
nian of Canada, 183; on a new 
genus of Palzeoniscid fishes, 2595 
on a tooth of Ceratodus, 243; 
on the Myriacanthide, 275; on 
Rbaphiosaurvs, 550; on some new 
and little-known British Jurassic 
fishes, 405; on the occurrence of 
the Devonian Ganoid Onychodus 
in Spitzbergen, 407. 
Wright, J., list of deep-sea Foram- 
inifera from the S.W. coast of 
Ireland, 447. 
Xenisus, characters 
genus, 329. 
Zatrephes, new species of, 88. 
Zygomaturus, remarks on, 257, 261. 
of the new 
END OF THE FOURTH VOLUME. 
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