INDEX. 



U5 



Cetacea of the British Islands, on the, 

 436. 



Cetoniadae, descriptions of new, 264, 341. 



Chalcidites collected in North America, 

 on some undescribed, 19. 



Chalk, white, on the different beds of the, 

 334. 



Chamaea, description of the new genus, 



!T.441. 



Charaxes, new species of, 65. 



Chelura terebrans, observations on, 160. 



Chitonidae, on the genera of the family, 

 67, 131. 



Cicada septendecim, on the habits of, 136. 



Cirrospilus, new species of, 27. 



Cladochonus, description of the new genus, 

 227. 



Clausina, characters of the new genus, 1 8. 



Closterocerus, new species of, 22. 



Coal-formation of Australia, on the fossil 

 botany and zoology of, 145, 226,298. 



Conularia, new species of, 306. 



Corollas, irregular, on the organogeny of 

 the, 440. 



Cotton, Dr. R. P., on the pliocene de- 

 posits of the valley of the Thames at 

 Ilford, 164. 



Crinoidea, fossil, descriptions of new, 228. 



Crocodilus lucius, on the circulation of, 

 435. 



Cruciferae, on the structure of the fruit of 

 the, 361. 



Crustacea, descriptions of new, from the 

 Eastern seas, 61 ; new, 205 ; descrip- 

 tions of new fossil, 229 ; notes on some 

 Irish, 237. 



Cryptogamia, new, 379. 



Cryptopodia, new species of, 205. 



Culcita, new species of, 195. 



Cyclopteris, new species of, 148. 



Cymindis, new species of, 356. 



Dana, J. D., on the geographical distri- 

 bution and classification of Zoophytes, 

 98. 



Davidson, T., on some species of Brachio- 

 poda, 250. 



Davy, Dr. J., on the early generative 

 power of the goat, 192. 



Decaisne, J., on the parasitical nature of 

 the Rhinanthaceae, 209. 



DeCandolle, M. Alph., on the relative 

 duration of the power to germinate in 

 seeds belonging to different families, 38. 



Dermatemys, characters of the new genus, 

 60. 



Diatomaceae, on conjugation in the, 9, 343. 



Dictyolampra, diagnosis of the new genus, 

 127. 



Didelphys, on the reproduction of, 324. 



Dinornis, on the eggs of the, 285. 



Diphyes, new species of, 347. 



Doclea, new species of, 61. 



Dorypera, characters of the genus, 283. 



Doubleday, E., on some undescribed spe- 

 cies of Lepidoptera, 63. 



Dufosse, Dr., on the development of the 

 Echinidae, 356. 



Echinidae, on the development of the, 356. 



Echinus, new species of, 142. 



Ehrenberg, Prof., on the microscopical 

 siliceous Polycystina of Barbados, 115. 



Elachestus, new species of, 27. 



Elephant, on the spermatozoa of the, 424. 



Emydae, characters of the new genus of, 

 59. 



Encyrtus, new species of, 21. 



Entedon, new species of, 23. 



Entomostraca,new genus and speciesof, 1. 



Eulophus, new species of, 24. 



Euomphalus, new species of, 305. 



Eupelmus, new species of, 19. 



Fishes; notices respecting some Irish, 171. 



Foraminifera, notices respecting some 

 Irish, 175. 



Fossil tree, notice of a, 285. 



Fowl, common, on the original stock of 

 the, 387. 



Fry, E., on the circulation of Crocodilus 

 lucius, 435. 



Fulgora, on a new species of, 204. 



Gambel, W., on Chamaea, a new genus of 

 birds allied to Parus, 441. 



Ganeria, new species of, 204. 



Gelasiraus, new species of, 205. 



Glencon, M., on a black and white mot- 

 tled swan, 214. 



Glossopteris, new species of, 150. 



Goat, on the early generative power of 

 the, 192. 



Gonatonotus, description of the new 

 genus, 62. 



Gosse, P. H., on the habits of the Noc- 

 tilio mastivus, 424. 



Gould, J., on a new species of Apteryx, 

 282; on a new arrangement of the 

 Trochilidae, 283. 



Grasses from the coast of Demerara, de- 

 scriptions of, 396. 



Grasshopper, new species of, 409. 



Gray, J. E., on a new genus of Emydae, 

 59 ; on the genera of the family Chito- 

 nidae, 67, 131 ; on some new genera and 

 species of Asteriadae, 193; on a new 

 lizard, 212 ; on the finner whales, with 

 the description of a new species, 277 ; 

 on a new species of antelope, 286 ; on 

 the porcupines of the older or eastern 

 continent, with descriptions of new spe- 

 cies, 349 ; on the Cetacea of the British 

 Islands, 436. 



Gray, G. R., on Strigops habroptilus 

 66. 



