4^6 



IN J) EX. 



Cieothaiima. nMuarks on tlio ^aMius, 



284. 

 (ileuea, uew species of, 88"^. 

 Goiiodactylus, new species of, 47'>. 

 Cirejrarines t>f marine worms, on the 



development of tbe intestinal,. "J-'V.!. 

 tireslov, W. S.. on some Pennsylva- 



iiian ('alamites. '260. 

 Cirobben, Prof. K., ou the ^enealocry 



and classiticatiou of the Crustacea, 



440. 

 Gueruc. J. de,on Cnistacea commen- 

 sal with Mediterranean turlles,4l4. 

 Giintiier, 11. T., on the freshwater 



Medusa uf Lake Tauganyika, 200. 

 ( ryrostropha, on the genus, 284. 

 llalys, new species of, 391. 

 IlarniiT, S. F., on a specimen of 



Sowerliy's Whale, 275. 

 Hart, J.li.,ou the habits of a species 



of Trigona, 327. 

 Iledley, C, on the range of Placo- 



stylus, 435. 

 Helix, uew species of, 10. 

 ll'iiicops, new species of, 125. 

 Ilenneguy, F., on a Sporozoon para- 

 sitic in the muscles of the Cray- 

 fish, 195. 

 llerrick, F. II., ou variatious in the 



metamorphosis of the same species, 



263. 

 IJesperomys Couesi, remarks on, 403. 

 Ileteromya, new species of, 329. 

 Hick, T., on Calamostachys Biuney- 



aua, 259, 

 Ilincks, Rev, T., general history of 



the marine Polyzoa, 175. 

 Iliude, Dr. G. J., on a Radiolarian 



rock from Port D.irwin, 481. 

 Ilisterida,', new, 417. 

 Iljort, J., on the development of the 



Compound Ascidians, 335. 

 Tlomalopygus, new S])ecie8 of, 421. 

 Hystri.x, new species of, 230. 

 Indian deep-sea Asteroidea, 73 ; 



dredging during 1890-91, on the 



results of, 101. 

 Insects, on the organization of the 



brain in, 62. 

 lulidie, new species of, 248. 

 lulomorpha, new specie.s of, 134. 

 lulus, new species of, l."52. 

 Ixodes, on the embryology of, 220. 

 Kennel, Prof. J. von, on the affinities 



and origin of the Tardigrada, 197. 

 Lagochilus, new species of, 352. 

 Lamprey, on the embryology of the 



ri\ er-, 30. 



Lamj»rocystis, new species of, 348. 



L(?ger, L., on the development of the 

 intestinal gregarines df marine 

 worms, 339. 



Lepidnptera, new, 21(>, 294, 400. 



Leptopoma, new species of, 352. 



Lejms, on tiie development of the 

 tiiolh-nidiments in, 307. 



Lelhe, new s])ecies of, 218. 



Lewis, G., on some JajJaneseScaphi- 

 diid;e, 288 ; on new Japanese Co- 

 leoj)tera, 354, 394 ; on new species 

 of Ilisteridio, 417. 



Lichouiolgus concinuus, description 

 of. 212. 



Light, on the influence of, on the 

 coloration of crustaceans, 142. 



Limax cinereo-nigrr, on the specific 

 rank of, 225, "86. 



Limnocuida, characters of the new 

 genus, 274. 



Lithobiiis, uew species of, 12G. 



Lizards, on some Jurassic and Cre- 

 taceous, 204. 



Lowne, Prof. B. T., on the mouth- 

 organs of tlie Diptera, 182. 



Lwolf, B., on the formation of the 

 germinal layers in Vertebrates, 360. 



Lydekker, R., on a Sauropodous 

 Dinosaurian vertebra from the 

 Wealden of Hastings, 259. 



Lyramorpha, new sj ecies of, 430. 



Lyrosoma, new species of, 355. 



Macrochenus, new species of, 380. 



Macrochlamys, new species of, 348. 



Macroura, on the uietamorpho.sea of 

 the, 203. 



Malacoftraca, on the probable ances- 

 tral Ibrjiis of the, 402. 



Malard, A.-E., on the influence of 

 light on the colurdtion of Crusta- 

 ceans, 142. 



Mammalia, new, 46, 48, 49, 184, 

 229, 329, 341, 403, 405. 



Margites, uew species of, 378. 



Mediaster, new species of, 98. 



Medusa, on the freshwater, of Lake 

 Tan'j^nnyika, 209. 



Meh ill, J, C"., on uew species of Mol' 

 lusca, 19. 



Mesoplodon bideus, notes on a s])eci- 

 men of, 275, 439. 



Metamorphosis of the same specie.'?, 

 large variations in the, 263. 



Milti liphaster, characters of the new 

 genus, 91. 



Mites, on the embrvologv of the, 220. 



Mollu.sca. new, 19. 2fs. :;47 : on 



