600 



INDEX. 



calcareous sponge, 297 ; on the struc- 

 ture of the cocoon of a leech, 301. 



Bradj'pus didactylus, on the blood-cor- 

 puscles of the, 122. 



Broome, C. E., on a new species of Me- 

 lanogaster, 41. 



Buccinum reticulatum, on the nidi of, 446. 



Canada, journal of a botanical tour 

 through, 64, 351,353. 



Cantor, Dr. T., on two species of Semno- 

 pithecus, 497 ; on the wild dog of the 

 Malayan Peninsula, 498. 



Capillaries, on the formation of, 372. 



Cardinia, observations on the genus, 343. 



Cardiura, new species of, 317, 475. 



Cautley, Capt., on a gigantic fossil tor- 

 toise, 55. 



Cercopis, new species of, 35. 



Cercopithecus, new species of, 461. 



Cetoniadae, new species of, 38. 



Chaetodus, new species of, 440. 



Chalk of Norfolk, on the pipes or sand- 

 galls in the, 138. 



Chrysseus, on a new species of, 498. 



Circe, on a British species of, 112. 



Clarke, G., notices in natural history by, 

 140. 



Coilodes, new species of, 440. 



Colchicum, on the origin of the corms of, 

 214. 



Colossochelys Atlas, description of the, 

 55. 



Coniferae, on the structure of the dots of 

 the woody fibres of, 495. 



Conularia, remarks on the, 406. 



Cossypha, new species of, 126. 



Couch, R. Q., on the morphology of the 

 different organs of zoophytes, 161. 



Cranichis, new species of, 385. 



Crustacea of Ireland, 319. 



Curtis, J., on the cocoon of the emperor 

 moth, 285. 



Cyanocitta, observations on the genus, 

 260, 342. 



Cycadeaj, observations on the fossil, 442. 



Cyrena, new species of, 431 . 



Cypselus, new species of, 125. 



Cytherea, new species of, 133. 



Cytinese, observations on, 191. 



Dawson, J. W., on the newer coal forma- 

 tions of Nova Scotia, 212. 



Delessert's, B., Musee Botanique, notice 

 respecting, 421. 



Derby, the Earl of, on some points serving 

 to elucidate the history of the Macro- 

 podidae, 435. 



Desmidieae, on the British, 149, 401. 



Desmidium,on the British species of, 405. 



Dickie, Dr. G., on a monstrosity of Gcn- 

 tiana campestris, 387. 



Dicynodon, description of the, 138. 



Dienia, new species of, 385. 



D'Orbigny, M. A., on the laws which re- 

 gulate the geographical distribution of 

 littoral mollusca, 42. 



Doris, new species of, 312 ; on the deve- 

 lopment of, 445. 



Doubleday, Mr., on the genus Argynnis, 

 496. 



Duchartre, M., on the anatomy and r- 

 ganogeny of Lathraea clandestina, 

 410. 



Dunstervillia, characters of the new genus, 

 297. 



Echinodermata, on a new British species 

 of, 171,272. 



Edmondston, T., on a new species of 

 Pecten, 250. 



Ehrenberg, Prof., on Infusoria, 141. 



Eleutheria, observations on the genus,244. 



Embleton, Dr. D., on the anatomy of 

 Eolis, 1, 77. 



Entomological Society, proceedings of 

 the, 437. 



Eolis, on the anatomy of, 1, 77. 



Epidendrum, new species of, 256. 



Euplocamus, observations on the genus, 

 262. 



Eurytomidae, on variations of structure in 

 the British species of, 496. 



Eye, on the adaptation of the, to distinct 

 vision, 121. 



Falco islandicus, notice respecting the oc- 

 currence of, 213. 



Falconer, Dr., on a gigantic fossil tortoise, 

 55. 



Felis melanura, description of the, 285. 



Fish, new, 346. 



Flora and Fauna of the county of Cork, 

 noticed, 419. 



Forbes, Prof. E., on the Medusa probos- 

 cidalis, 196; on some important ana- 

 logies between the animal and vege- 

 table kingdoms, 210. 



Forbes, Prof. J. D., on the explanation of 

 the adaptation of the eye to distinct 

 vision, 121. 



Forbesia, characters of the new genus, 380. 



Eraser, Mr., on anew species of Lophyrus, 

 360 ; on Leptopus MitchelUi, 430. 



Gasterochisma melampus, generic charac- 

 ters of, 346. 



Gasteropods, on the boring apparatus of 

 the carnivorous, 113. 



Gentiana campestris, on a monstrous form 

 of, 387. 



Geological Society, proceedings of the, 

 67, 137, 212. 



Geotrupidae, new genera and species of, 

 438. 



Geryonia, characters of the genus, 196. 



Gibraltar, on the geology of, 67. 



