596 



Index to Vol. 1. 



Page 

 Drymophila, a new genus of Lani- 



adee 302 



variegata 559 



Dumcrilia, a genus of Cebrionidas 



34, 42 

 Pulchra 42 



Echinus, found lodged in the ca- 

 vities of a rock 420 



Edoliauaa 303 



Elanus Riocourii, its characters . 333 



Elephant's tusk, fossil 569 



Ellis, Mr. on the vitality of 



sponges 285 



Entomology, Nomenclature of, 



Rev. AV. Kirby on 429 



ppeira, description of a new spe- 

 cies (E. curvicauda,) by C. 



Vauthier 224 



Emarginula, description of a new 

 species (roneu,) by Thomas 



Bell, Esq 52 



Equidae, Revision of the family, 



by J. E. Gray, Esq 241 



Equus 243 



Caballus ib. 



Euchlora MacLeayana 540 



Eyesof Snails 179 



Falco chrysaeetos, shot in Eng- 

 land 276 



furcatus, shot in England. 130 

 Islandicus, characters of. . 330 

 Falconid(B, Mr Vigors on the 



groups of 312 



Stirps Accipitrina. 313, 323 

 Aquilina.. . 316, 317 

 Buteonina . 314, 330 

 Falconina . 314, 328 

 Milvina ... 314, 333 

 Felis, general observations on 

 the affinities of the species 



of this genus 553 



macrocelis, a new species, 

 discovered by Sir T. S. 

 Raffles. — Described by 



Dr. Horsfield 542 



nebulosa 651 



Suniatrana 643 



FERU8SAC, M. de — Abstract of 

 his Notice of ^theria found in 

 the Nile by M. Caillaud, &c.; 



By G. B. Sowerby 518 



Field-Mice — Account of their 

 devastations in the 

 Forest of Dean, and 

 in the New Forest; 

 by Lord Glenbervie 433 



Page 

 Field-Mice, their devastations at 



Strasburgh 445 



FiscHtR, Professor — Description 

 of three new species of Lethnts 249 



Flustra arenosa 562 



Formicivora, a new genus of Lani- 



ada; 301 



Fossil Elephant's tusk 569 



Fossil found in Coal bhalo — De- 

 scription of, by .). DC. 



Sowerby, Esq 252 



Polyparia New genus 



Thamnasteria ( Lamou- 

 rouxii)— Memoir on, by 



M. Le Sauvage 231 



French, J.O. Esq. — His Inquiry 

 respecting Instinct. . . 1, 153, 346 



Gadus, a new species of 132 



Gammarus loricatus 119 



Gaspard, Dr. — On the Physi- 

 ology of Helix Pomatia . . 93, 174 

 Geoffroy de SSainte-Hilaire, 

 M. I. on a new species of 

 American Bat, (Ni/cti- 

 noums Braziliensis ) . . 233 

 M.E. discovery of vestiges 

 of placental organiza- 

 tion, &c. in Didelphis 



Virginiana 403 



Gervillia 680 



Geographic distribution of Ani- 

 mals, papers relating to . . 89, 233, 

 289, 461, 463, 526, 542, 554, 589 

 Glenbervie, Lord — his account 

 of the devastations by Field- 

 Mice in the Forest of Dean, 



and in the New Forest 433 



Gray, J. E. Esq. — on Sponges. . 46 



On Balea 61 



Monograph of the genus 



Helicina 62 



two new species 

 ( H. Tankervillii 

 and Maugeriee) 250 

 Monograph on theCyprie- 



idaB\... 71, 137, 367, 489 

 Conchological observa- 

 tions 204 



Revision of the family 



Equida; 241 



On Melania setosa 253 



On the structure of Pho- 



lades 406 



On Sigaretus and Crypt- 



ostoma 427 



Reply to Mr. Swainson on 

 Neritina Corona and 

 Melania setosa, 523 



