470 
genus Dermatemys, 391; on a new 
species of Staurotypus, 451. 
Gray, G. R., on a new species of Tu- 
racus, 240; on a new species of 
Goliathus, 311; ona new species of 
Megapode, 378; on a new species 
of Prionops, 379 ; on a new species 
of Smithornis, 457. 
Giinther, Dr. A., on a new generic 
type of Fishes, 195; on a new spe- 
cies of Callionymus, 197; on a 
new species of Mormyrus, 226; 
on new species of Central American 
Fishes, 227 ; on Australian Batra- 
chia, 311 ; on anew species of Eu- 
blepharis, 429; on a poison-organ 
in a genus of Batrachoid Fishes, 
458. 
Gulliver, G., on raphides, 53, 250. 
Guppy, R. J. L., on new species of 
Mollusea from Trinidad, 243. 
Hair-follicle, on the structure of the, 
in Man and in the Rabbit, 79. 
Halicyon, new species of, 304. 
Halophila, new species of, 315. 
Halosaurus, characters of the new 
genus, 74. 
Hanstein, Dr., on the feeundation 
and development of Marsilea, 417. 
Heer, Prof. O., on the remains of 
plants found beneath the Swiss 
lake-dwellings, 465, 
Helicina, new species of, 184, 247. 
Helix, new species of, 180, 184. 
Helodromus ochropus, on the breed- 
ing of, 221. 
Hemipatagus Forbesi, observations 
on, 165. 
Heros, new species of, 231. 
Hesse, E., on the means by which 
certain species of parasitic Crusta- 
cea effect their conservation, 271; 
on the Pranizze and Ancei, 405. 
Heterocordyle, description of the new 
genus, 59. 
Hipponyx, new species of, 427. 
Hispidee, new genera and species of, 
261, 334. 
Hispoleptis, characters of the genus, 
262. 
Hoeven, J. van der, on the succession 
and development of animal organi- 
zation on the surface of our globe, 
209. 
Homocnemia, observations on the 
genus, 373. 
INDEX. 
Homodactylus, characters of the ge- 
nus, 381 
Human remains, recent discovery of 
fossil, near Abbeville, 154. 
Hydroida, notes on the, 57. 
Hylettus, description of the new ge- 
nus, ll. 
Hylobates Lar, on the habits of, 360. 
Hypserpa, observations on the genus, 
363. 
Ianthina, on some peculiar structures 
in the seminal fluid of, 430. 
Tleocarpus, observations on the genus, 
372. 
Insects, onthe influence of the nervous 
system on the respiration of, 280. 
Isapis, new species of, 429. 
Jeifreys, J. G., on the genus Stilifer, 
ray 
Johnson, J. G., on new genera of 
marine Fishes, 70; on a new spe- 
cies of flexible coral, 142. 
Juncella, new species of, 142. 
Kagu, on the habits of the, 241; on 
the osteology of the, 385. 
Karsten, Prof. H., on the formation, 
development, and structure of the 
vegetable cell, 24, 124, 185. 
Kner, Prof., on a new genus of fishes, 
399, 
Krefft, G., on Aspidiotes melano- 
cephalus, 225. 
Lacaze-Duthiers, M., on the structure 
of Antipathes, 198; on the Anti- 
patharian genus Gerardia, 241. 
Lacuna, new species of, 428. 
Lagenorhynchus leucopleurus, on a 
specimen of, 133. 
Lankester, E. R., on new Mammalia 
from the Red Crag, 353. 
Lecidea, new British species of, 404. 
Leighton, Rev. W. A., on new British 
Lichens, 401. 
Leitgeb, Dr. H., on globular cell- 
thickenings in the envelope of the 
roots of some Orchidez, 80; on 
we aerial roots of the Orchidez, 
F. 
Lemmings, on the migration of, 78. 
Lepas anatifera, on a colony of, 316, 
Lepus variabilis, on the naturalization 
of, in Faroe, 461. 
Lichens, descriptions of new British, 
401. 
Lieberkiihn, N., on the motory phe- 
nomena of Sponges, 237. 
