Index to VoL IV, 



531 



Page 



Indicator Sparmanni 491 



Insects and Spiders, Dr. Heineken 

 on the Reproduction of the 



Members in 294, 422 



Ixos leucocephalus 391 



plebeius 391 



Jamaica, proposed investigation of 

 the Natural History of 266 



Jardine, Sir W. Observations 

 on Rhinopomastusof Dr. Smith, 

 a new' Genus among the Prome- 

 ropidae 1 



Jenyns, Rev. L. Analysis of his 

 paper on the distinctive charac- 

 ters of two British species of 

 Plecotus, 487. — Abstract of his 

 Observations on the Common 

 Bat of Pennant 503 



Johnston, Dr. G. Contributions 

 to the British Fauna 52, 416 



Julis Jlavo-vittatus 36 



Greenovii 37 



Kangaroo, Analysis of Mr. Mor- 

 gan's description of the Mam- 

 mary Organs of the, 127, 487 



Kevel gris 263 



King, Capt. P. P., On the Ani- 

 mals of the Straits of Magellan 91 



Knight, T. A. Esq., Abstract of 

 his Account of some circum- 

 stances relating to the Economy 

 of Bees 499 



Lacerta gigantea 255 



Lagostomus, a new genus of Ro- 



dentia 489, 501 



trichodactylus 134, 489, 501 



Larus Belcheri 358 



fuscus ? from the Straits of 



Magellan 107 



hoBmatorhynchus 103 



ichthyaetus 393 



ridibundus? from the Straits 



of Magellan 104 



Lay, G. Tradbscant, Esq., Ob- 

 servations on a species of Ptero- 



pus from Bonin 467 



Leadbeater, Mr, Analysis of his 

 Descriptions of some new species 

 of Birds, 491 — of Phasianus 



Amherstiae 492, 502 



Lepidoptera, circular succession 



of affinities among the 121 



Lepus isabellinus 388 



rujtnucha 440 



Lesson, M.N. P., Analytical Notice 

 of his Manuel d'Ornithologie . 398 



Page 

 Lestris Catarrhactes ? from the 



Straits of Magellan 104 



Littorina squalida 370 



Loricaria brunnea 247 



Lowe, Rev. R. T. Description of 

 the Animal to which belongs 

 the shell called by the Baron 

 de Ferussac Helicolimax La- 



marckii 338 



Loxia curvirostra. Observations 

 on the structure of the beak 



and its muscles in the 459 



Lumbricus pellucidus 421 



Lunulites, a recent species of ... . 498 



Lutra Lutreola 253 



marina 253 



vulgaris, notes of a dissec- 

 tion of 316 



Lycoris viridis 419 



MacLeay, W. S. Esq. Reply to 

 some Observations of M. Virey 

 in the "Bulletin des Sciences 



Naturelles, 1825" 47 



Notes on the genus Ca- 



promys of Desmarest 269 



A Letter to J. E. Biche- 

 no, Esq., in examination of his 

 Paper " On Systems and Me- 

 thods," in the Linnean Trans- 

 actions 401 



Notice of Ceratitis Ci- 

 triperda, an Insect very destruc- 

 tive to Oranges 475 



Analysis of his Remarks 

 on the comparative anatomy of 



certain Birds of Cuba 483 



Macroceramus, a new genus of Bu- 



limidse 168 



signatus 168 



Macroscelides, a new genus of In- 

 sectivorous Mammalia 435 



typus 446 



Mactra pallida 363 



subglobosa 360 



Magellan, Animals of the Straits 

 of, Capt. P. P. King, on the . . 91 



Malurus Acacias 391 



damans 391 



gracilis 391 



squamiceps 391 



Mammalia, orders of, 484, their 

 analogies to the orders of Birds, 



485, their affinities 485 



contained in the Mu- 

 seum of the Zoological Society, 

 Observations on by Mr. Vigors 

 and Dr. Horsfield 105, 380 



