507 



INDEX TO VOL. Y 



AcALLES, new species of, 453. 



Acanthocottus grcenlandicus, note ou, 

 342. 



Achatina, new species of, 384, 4f)l. 



Adams, A., on the Scaly Ant-eater, 

 147 : on new genera and species of 

 Molinsca, 299, 405, 477- 



Adolphia, on the species of, 380. 



Aepys, new species of, 218. 



iEthaUum, on the structure and de- 

 velopment of, 239. 



Agnia, new species of, 120. 



Alcvna, characters of the new senus, 

 407. 



Alder, J., on a new British Zoophjte 

 and two new Echiuoderms, 73. 



AUoionema appendiculatum, remarks 

 on, 506. 



Anabates, new species of, 428. 



Andraeua, new species of, 305. 



Anolis, new species of, 493. 



Anthribidae, descrijjtions of new, 35. 



Anthribus, new species of, 47- 



Aphanarthra, descrijjtions of new, 163. 



Aptogonum, on the species of, 191. 



Aptomus, new species of, 217. 



Arachnida, on fecundation in the, 

 505. 



Arbutus Unedo, on the sclerogeuous 

 granules of the berry of, 343. 



Archer, Prof. T. C, on a species of 

 Ostrea taken from the copper- 

 sheathing of a vessel, 404. 



Arctocephali, synopsis of the, 424. 



Ascaris halichoris, observations ou, 

 329. 



Attila, new species of, 422. 



Aurelia aurita, on the development 

 of, 332. 



Auricuiina, new species of, 407. 



Babington, C. C, on Statice Dodaitii 

 and S. occidentalis, 402. 



Baird, Dr., ou Ascaris halichoris, 329; 

 on some new species of Eutomo- 

 straca, 334 ; on Sclerostoma sipun- 

 culiforme, 494. 



Bartlett, A. D., on a supposed new 

 species of Emeu, 333 ; on some 

 young hybrid Bears, 432 ; ou the 

 habits of a Hening-guU, 498 ; on 

 a means of preserving bird.-5* cg^'s, 

 499. 



Bears, on some vouug hybrid, 432. 



Begonia, on a monstrous, 348, 350. 



Benson, VT. H., on the genus Sophina, 

 26 ; ou new Burmese genera of 

 land-shells, 95 ; on Plectopylis, 

 243; on nevv" Cingalese land-shells, 

 381; on new laud-shells from Dar- 

 jilmg, 460. 



Birds, on the time of incubation of 

 some, 334 ; ou a means of pre- 

 sen-ing the eggs of, 499. 



Blanchard. E., on fecundation in the 

 Arachnida, 505. 



Books, new: — Darwin's Origin of Spe- 

 cies, 132; Clermont's Guide to the 

 Quadrupeds and Reptiles of Eu- 

 rope, 222 ; Greene's 5lanual of the 

 Protozoa, 223 ; Gosse's Letters 

 from .Alabama, 224 ; Bentham's 

 British Flora, 316; Mackie's First 

 Traces of Life on the Earth, 321 ; 

 The ^licrographic Dictionarv, 413 ; 

 The Ibis, 4 1 7. 



Brodie, Rev. P. B., on the occurrence 

 of footsteps of Cheirotherium in 

 the Upper Keuper of Warwick- 

 shire, 70. 



Buarremon, new species of, 498. 



Byastus. description of tlie new ge- 

 nus, 38. 



Cambridge, Rev. O. P., on two new 

 British spiders, 171. 



Campanularia, new British species of, 

 73. 



Cancellaria, new species of, 411. 



Casuarmese, on the general law of 

 phyllotaxis in the, 440. 



Catops, new species of, 219. 



Caulotrupis, new species of, 452. 



Cedus, description of the new genus, 

 37. 



Cephalopteiiis, new species of, 429. 



Ceratiocaris, new species of, 1.^5. 



Chrysallida, new species of, 4/7. 



Chrjsococcyx, new species of, 144. 



Ciccaba, new sjiecies of, 146. 



Cinclus, new species of, 502. 



Cis, new species of, 360. 



Clark, W., on the Lepton sulcatu- 

 lum, 27- 



Clostojdiis, description of the uew 

 genus. 95. 



