INDEX TO VOL. II. 



.• The new species, &c. deacribed in this Volume, together with the species, 

 &c., newly characterized, are distinguished by the Italic character. 



Page 

 Acamptosomata, an order of Cir- 



ripedes 209 



Accentor Alpinus 280 



jEgithalus, a new genus of Birds 397 

 Affinities, circular series of, ex- 

 amples of them, 48, 65, 135,195,242, 

 259, 264, 269, 282, 368, 511 

 Ailurus.i a new genus of mammifera 419 



futgens 419,553 



Alca torda 459 



Alcedo Dea, erected into a new 

 genus (Tanysiptera) by Mr. 



Vigors 266 



Alurnus corallinus 240 



Amblyrynchus cristatus 206 



Amphibia, their arrangement re- 

 quires much reform 205 



jimphisbeena, a genus of Serpents 338 



oxyura ib. 



vermicularis ib. 



Analogies among objects of higher 



and lower orders in nature. ... 6 

 Anamntsis, a new genus of Scara- 



baeidae 510 



Macleayii 512 



Anas Boschas, var 136 



Anas rufina, Mr. Yarrell on its 



occurrence in Britain .... 492, 552 

 Ancients, the, on the use of re- 

 searches tending to elucidate ' 

 the groups of nature which 



they attended to 37 



Animals, geographical distribu- 

 tion of 6,254, 280,537 



Animals, Mr. Broderip on the 

 utility of preserving facts rela- 

 tive to their habits 14 



Animal heat .544 



Anistiophori, a family of Bats .. 125 

 Anolis, a genus of Lacextae, Mr. 

 Bell on the structure of the 



throat in 11 



Antelof)OS, two Indian species de- 

 scribed by Gen. Hardwicke . . 267 



Page 



Anthropoides pavoninus 236 



Stanleyanus 234 



Virgo , 235 



Anthus aquaticus 455 



Antitope, an Insect from New Zea- 

 land •. .. 70 



Antilope Goral 267 



Chickara 268 



^rcopa^us, agenusofPselaphidae. 447 



rugicollis 448 



Arctonyx collaris 523 



Ardea fasciata 117 



Ardea comata 548 



Argonauta, analysis of M. de Fe- 



russac's notice on its animal . . 534 

 Aristotle, Mr. Brayley on the 

 ocular points of the Helicidse, in 

 support of an assertion of that 



philosopher's 497 



AscidifB 252 



Aspidicus, a new genus of fossil 



Polypi 252 



Astacus, on a new fossil (longi- 



manus)^ by G. B. So were y .... 493 

 Asteriadee, new fossil species of, . 318 

 Auditory cells of fishes, on the 



stones found in them 120 



Australia, Geology of, notice of 



Dr. Fitton's paper on 554 



AxolotI, the, a perfect animal . . . 127 



Bakinidae, a family of Cirripedes 209 

 Barbastellus^ a new genvis of Bats. 243 

 Basterot, M. de, on the differences 

 in mollusca arising from their 



locality 637 



Bats, Brazilian 124 



Bauer, Mr. his nvicroscopical ex- 

 amination of the snail 498 



Beaver, curious anecdote of one, 425 

 Bell, Thomas, Esq. his observa- 

 tioufi on the Structure oi the 

 Throat in the genus Anolis. ... II 



