482 
thetic type of Annelidacommensal 
of Balanoglossus, 330. 
Glauconome, on the Silurian species 
of, 175. 
Glyphea, Pemphix, and Areeosternus, 
on the genera, 133, 306. 
Glyphodes, new species of, 235. 
Gunther, Dr. A., on a new species 
of Triprion, 279. 
Hausler, Dr. R., on the Trocham- 
mine of the Lower Malm of Aar- 
gau, 49, 349. 
Hartog, M., on the unpaired eye of 
the Crustacea, 71. 
Haswell, W. A., on the structure 
and functions of the elytra of the 
Aphroditacean Annelids, 238. 
Heleona, new species of, 231. 
Helleria brevicornis, note on, 408. 
Hemixus, new species of, 451. 
Hermella alveolata, on the fecunda- 
tion and development of, 75. 
Heteractinism, observations on, 220. 
Hincks, Rev. T., on marine Polyzoa, 
160; on the Polyzoa of the Queen 
Charlotte Islands, 248, 459. 
Hinde, Dr. G. J., on fossil Calci- 
spongiz. with descriptions of new 
species, 185. 
Tlistia, new species of, 374. 
Holochila, new species of, 150. 
Holothuria tubulosa, on the structure 
of the digestive tube of, 415. 
Homopsyche, description of the new 
genus, 226. 
Horst, Dr. R., on the fecundation 
and development of Hermella al- 
veolata, 75. 
Hoterodes, new species of, 236. 
Hydrocampa, new species of, 255. 
Hyla venulosa, observations on, 327. 
Hylide, on a new genus and species 
of, 326. 
Hypena, new species of, 253. 
Hypochroma, new species of, 232. 
Hypolyczena, new species of, 152. 
Ismene, new species of, 247. 
Jetireys, Dr. J. Gwyn, on Mediterra- 
nean Mollusca, 27; on Black-Sea 
Mollusca, 425. 
Jones, Prof. T. R., on the paleo- 
zoic bivalved Entomostraca, 358. 
Jourdan, E., on the structure of the 
digestive tube of Holothuria tubu- 
losa, 415. 
Keramospheera, observations on, 242. 
Kidston, R., on the fructification of 
INDEX. 
Eusphenopteris tenella and Sphe- 
nopteris microcarpa, 7; on the 
affinities of the genus Pothocites, 
404, 
Koch, W. E., on the luminosity of 
the sea, 176. 
Kohler, R., on hybridization between 
different species of Hchinoidea, 
179; on the circulatory apparatus 
of the Echinoidea, 408. 
Koren, J., on the genus Solaster, 436. 
Kossman, Dr. R., on the Entoniscide, 
81. 
Kowalewsky, A., on the develop- 
ment of the Alcyonaria, 413. 
Kramer, P., on segmentation in the 
Mites, 185. 
Lampides, new species of, 150. 
Leidy, Prof., on Balanoglossus and on 
a new species of Sagitta, 79. 
Lepetella, observations on the genus, 
20 
Lepidoptera, new, 36, 149, 226, 245, 
317, 372, 405, 432; on mimicry 
between protected genera of, 417 ; 
‘comparison of Norwegian and 
Scotch, 475. 
Lepralia, new species of, 166, 253. 
Libythea, new species of, 149. 
Lieberkuehnia, description of the 
new genus, 410. 
Limpets, on some remarkable deep- 
water, 1]. 
Lixodes, characters of the new 
genus, 445, 
Linden, C., on the domestication of 
wild ducks, 79. 
Loesa, new species of, 372. 
Logisticus, new species of, 45. 
Lycauges, new species of, 253. 
McCook, Rey. Dr. H. C., on the nest- 
forms of the F'urrow-Spider, 180. 
M‘Intosh, Prof, on Cephalodiscus, 
337. 
Macroglossa, new species of, 155. 
Margaronia, new species of, 236. 
Marion, A. F., on the development 
of the Alcyonaria, 413. 
Maupas,, E., on Lieberkuehnia, 410. 
Melanitis, new species of, 405. 
Meldola, R., on mimicry between 
Butterflies of protected genera, 
417. 
Membranipora, new species of, 248, 
256, 466. 
Membranipora pilosa, on an interest- 
ing form of, 169. 
