462 



INDEX. 



Grote, A. R., on tlie moths of New 

 Mexico, 49. * 



Gruber, Dr. A., on some Protozoa, 

 266, 315. 



Guerne, J. de, on the Molluscan 



fauna of the Varangerfjord, 221. 

 Giinther, Dr. A., on two new snakes, 



136 ; on some Indian fishes, 137 ; 



on a new species of Cynolebias, ]40; 



on a new species of Perameles, 



247. 

 Hsematopinus tenuirostris, on the 



anatomy and physiology of, 73. 



Hamingia arctica, observations on, 

 37. 



Hausler, Dr. P., on some Upper 

 Jurassic Astrorhizidae and Lituo- 

 lidae, 62 ; on the Jurassic varieties 



of Thurammina papillata, 262. 

 Helix, new species of, 190. 

 Ilenneguy, L. T., on a flagellate In- 



fusorian, ectoparasitic on fishes. 

 293. 



Hincks, Rev. T., on marine Polyzoa, 

 193; on the Polyzoa of Queen 

 Charlotte Islands, 442. 



Homoeocerus, new species of, 170. 



Hydra, on the embryology of, 428. 



Hydro-Medusae, on the origin of 



alternation of generations in, 

 458 ; 



Hypolimnas, new species of, 413. 

 Hypopachus, new species of, 344. 



Ichthyophtkirius niultifilii, observa- 

 tions on, 293. 



let erodes, new species of, 116. 



Ilyaster, characters of the new genus, 

 386.^ 



Infusoria, on a new group of, 69, 219 ; 



on a flagellate, ectoparasitic on 

 fishes, 294. 



Insect, on a new fossil orthopterous, 

 71. 



Insects, on the significance of the 

 polar cells of, 64. 



Iphimedia, new species of, 206. 



Jeffreys, Dr. J. Gwyn, on Mediter- 

 ranean Mollusca and other Inver- 

 tebrata, 393. 



Kidston, R., on Sphenopteris erassa, 

 117 ; on the affinities of the genus 

 Pothocites, 297. 



Koren, J., on the E-hinoderms of the 



Norwegian North- Atlantic expedi- 

 tion, 3*4. 



Korotneff, Dr. A., on the embryology 

 of Hydra, 428. 



* 



Laganidae, on the generic and specific 



characters of the, 130. 

 Lankester, Prof. E. R., on Hamingia 



arctica, 37. 

 Leidy, Prof., on Actinosphaerium 



Eichhornii, 296 ; on the parasites 



of Anodonta fluviatilis, 391. 

 Lepidoptera, new, 49, (}'2, 109, 174, 



277 j of the < Challenger, ' on the, 

 402. 



Lepralia, new species of, 200, 450. 



Leucetta, description of the new 



genus, 33. 

 Lichtenstein, M., on the migrations 



of the Aphis of the red galls of 



Ulmus campestris, 144. 



Lizards, new, 342. 



Liitken, Dr. C, on the Vaagmser 



and the Herring-king, 176. 

 Lycxena, new species of, 111. 

 McCook, Dr. H. C, on the habits 



of the Ant-Lion, 288. 

 Maupas, E., on the Suctociliata, 



219. 



Meehan, Mr., on sexual characters in 

 Ce^kalotaxus, 72. 



M£gmn, P., on the direct reproduc- 

 tion of tapeworms, 457. 



Mereschkowsky, C. de, on the Sucto- 

 ciliata, a new group of Infusoria, 

 69. 



Messalia, characters of the new genus, 

 442. 



Microscalabotes, description of the 

 new genus, 174. 



Mimicry, on the theory of, 43. 



Mollusca, new, 393. 



Molluscan fauna of the Varangerfjord, 

 on the, 221. 



Monanchora, description of the new 

 genus, 369. 



Monophyes primordialis, on the cycli- 

 cal development of, 153. 



Monoporella, new species of, 444. 



Moths of New Mexico, on the, 49. 



Mucronella, new species of, 201. 



Munier-Chalmas on the dimorphism 



of the Foraminifera, 336. 



Mustela albinucha, observations on, 



370. 

 Mychestes, new species of, 436. 

 Myraieleon obsoletus, on the habits 



of, 288. 

 Nephopteryx, new species of, 57. 

 Nostoc Zetterstedtii, observations on, 



214. 

 Odostomia, new species of, 397. 



