NDEX. 



;i7 



Cavolina, on tlie synonyms and ha- 

 bitat of, 4-1. 



Ceocej)halus, new species of, 262. 



Cerastiuni pumilum, observations on, 

 20. 



Ceratophrys, on some bones of, 377. 



Cercyon, new sjjeeies of, 258. 



Ceriautlms, new species of, 50. 



Cerithiopsis, new species of, 11(>. 



Cerobates, new species of, 262. 



Oharadella, description of the new- 

 genus, 151. 



Chelidon, new species of, 77- 



Chiton, new species of, 106. 



Cinclodes, new species of, 445. 



Ciniflo, new species of, 93. 



Cis, new species of, 260. 



Cistela, new species of, 259. 



Cladograpsus, new species of, 24. 



Clark, W., on Trochus Cutlerianus, 

 192; on British Mollusca, 406. 



Cleonus, new species of, 263. 



Coal, on the vegetable structures in, 

 439. 



Coccus hesperidum, on the digestive 

 and nervous systems of, 306. 



Coleoptera from Okl Calabar, on, 27. 



CoUingwood, Mr. C, on the Nudi- 

 branchiate Mollusca of the Mersey, 

 461. 



Colphotia, new species of, 259. 



Colpodes, new species of, 51. 



Corticaria, new species of, 53. 



Corymbites, new species of, 258. 



Crioceris, new species of, 195. 



Crocodile of Jamaica, on the eggs of 

 the, 150. 



Crocodilus Hastingsiaj, on the dermal 

 armour of, 510. 



Cryptoglena, new species of, 18. 



Cryptorhynchus, new species of, 264. 



Cucujus, new species of, 53. 



Cuma, new British species of, 273. 



Cyclorhis, new species of, 445. 



Cyclostomidse, new species of, 176. 



Cyrta, on the species of, 277- 



Dawson, J. W., on the vegetable 

 structures in coal, 439. 



Desmidophorus, new species of, 264. 



Diacria, on the synonyms and habitat 

 of, 45. 



Diastylidffi, on some British, 273. 



Diatrype, new species of, 364. 



Dicyuodon, new species of, 507. 



Didymograpsus, new species of, 26. 



Dinarda, new species of, 52. 



DiphyUidia, new species of, 494. 



Diplograpsus, new species of, 25. 



Diplommatina, new species of, 182. 



Distichocera, new species of, 2.00. 



Dolichotoma, new species of, 198. 



Dolomedes, new species of, 91. 



Doris, new species of, 291. 



Dothidea, new species of, 376. 



Drimostoma, new species of, 51. 



Dromius, new species of, 51. 



Elachista, on the habits of the species 

 of, 149. 



Electra verticillata, on the different 

 forms of growth of, 159. 



Elysia, new species of, 493. 



Eolis, new species of, 490. 



Ergatis, new species of, 94. 



Euchlornis, new species of, 443. 



Eucoryuus, new species of, 261. 



Eudorea, new species of, 210. 



Eudorina elegans, on the develop- 

 ment of, 8. 



Euglena, new species of, 17. 



Euomphalus nitidissimus, description 

 of the animal of, 109. 



Eupithecia, new species of, 209. 



Excijmla, new s))ecies of, 359. 



Foraminifera, on the nomenclature of 

 the, 474. 



Foveolaria, on the species of, 396. 



Frigate-bird of Jamaica, note on the 

 eggs of the, 150. 



Frogs and fishes, on sexual differences 

 found in bones of some recent and 

 fossil species of, 377- 



Fungi, notices of British, 356. 



Geese, on the British wild, 121. 



Gelechia, new species of, 212. 



Geological Society, proceedings of 

 the, 439, 507. 



Geothlypis, new species of, 444. 



Gosse, P. H., on some new British 

 Sea- Anemones, 47 ; on the increase 

 of Madrepores, 449. 



Gouhl, J., on two new species of 

 Hirundinidac, 77; on a new species 

 of Ptarmigan, 75. 



Graptolites, on new species of, 23. 



Gray, Prof. A., on the coiling of ten- 

 drils, 513. 



Gray, Dr. J. E., on new forms of Po- 

 lyzoa from Australia, 150; on a 

 new genus of Lizards, 441 ; on the 

 difficulty of defining the species of 

 Mollusca, 510. 



Gue'rin-Me'neville, M., on the intro- 



