658 



GENERAL INDEX, 



■^ CARi are, in the West Indies, sometimes 

 fatal to poultry, 633. 



Achlysia Audouin deemed identical witii Lim- 

 n6charis Latr., 161. 



^*ga monophthalma Johnston, figures, and a 

 description of, 233. 



JEgferirt, remarks on the characteristics and 

 synonymes of certain species of, 177. 



AgXhia tail is of active habits, 532. 



y^'lgae, a notice of M. Gaillon's views on the 

 physiological attributes of, 189 ; notice of 

 JMary Wyatt's work on the ,,4'lgaB of Devon- 

 shire, with a mention of some species, 95. 



Albatross, the wandering, dimensions of an in- 

 dividual of, V*. 



.41cybnia, the compound, an incidental noti- 

 fication of their structural distinctness from 

 the polypes, 13, 14; illustrations of the struc- 

 ture of two species of, 15, 16. 



.^lyssum marltimum Lam. disseminated by 

 waves, 272. 



Amphibious animals, zoological recollections 

 on, 404. 



Animals : notices of instances of extraordinary 

 increase, migrations and irruptions of animals, 

 birds, insects, and fishes, with a referring of 

 these to terrestrial and atmospherical convul- 

 sions, 193 ; thoughts on the question. Why 

 cannot animals speak the language of man ? 

 481 ; instances of animals of different genera 

 communicating ideas to one another, 502 ; an 

 instance of animals of the same species doing 

 this, 503 ; instances of certain fpecies of ani- 

 mals of which varieties with their external 

 covering of a colour anomalous to that of 

 the species are known, 589. 



Annulate animals, essays in explanation of 

 the structure of, and of its relation to their 

 economy, 121. 235 ; an explanation of the 

 process of the circulation of the blood, and of 

 that of the respiration in, 235. 



Anbbium, see Ptfnidae. 



Anblis, see Lizards. 



Ants, various facts on the habits of various 

 species of, 266 — 270 ; facts on the parasol ant 

 of Trinidad, 363 ; a note on a species of very 

 minute ant, 269- 603. 



Apiocrinites, see Crinoidea. 



Aplidium fallax Johnston and A. nutans John- 

 ston, a figure and a description of each, 15, 16. 



Appetite, depraved, instances of, in mammi- 

 ferous animals, 135, 136. 503. 



ArAhxdx, Mr. Jenyns's views on the systematic 

 affinities of the, 98. 



A'rgulus foli^ceus Jurine,fils, a note on, 600. 



Artesian wells, a request for information on 

 the temperature of, 81. 



Ascldia ? gemina, a figure and a description of, 

 129; Ascfdia? /folothuria? anceps, a figure 

 and a description of, 130. 



Asp^rula arv^nsis L. not a British plant, 272. 



Ass, zoological recollections on the, 313 ; a 

 notice of a superstition (;onnected with the 

 ass, 5QQ ; instances of the ass nearly white, 

 590. 



Audubon, Mr., and his work, the Biography of 

 the Birds of America, Mr. Waterton's re- 

 marks on, 66—71; Rev. John Bacliman's 

 defence of Mr. Audubon's account of the 

 rattlesnake's swallowing squirrels, 164 ; of 

 his opinion that the turkey buzzard traces 

 its food by sight and not by smelling, 165 ; 

 and of Mr. Audubon's claim of the author- 

 ship ofthe Biography of the Birds of America, 



171; a notice by Mr. Bachman of some of 

 Mr. Audubon's recent contributions to or- 

 nithology, 174; Mr. Waterton's defence of 

 his own views on the claim of Mr. Audubon 

 to the authorship of the Biography of the 

 Birds of America, 278 ; Mr. Waterton's views 

 on Mr. Audubon's ornithology, 279 ; Mr- 

 Waterton's analysis of Mr. Audubon's state- 

 ments on the passenger pigeon, 281. 



Aurora borealis, particulars and .observations 

 on a very interesting instance of the, wit- 

 nessed at Hull, on the evening and night of 

 Oct. 12. 1833, 50. 



Badger, zoological recollections on the, 405. 



Ballybunian, information on the caves of, 286. 



Bear, zoological recollections on the, 400. 



Berberry, the, shown to be uninjurious to 

 wheat, 26. 



Birds : facts and arguments in relation to two 

 questions ; Are all birds in the habit of allur- 

 ing intruders from their nest ? and. Why do 

 birds sing ? 483 ; facts and arguments on 

 the mode of the origin of song in birds, 245 ; 

 arguments in proof that the song of birds is 

 innate, 567 ; singing birds are lovers of music, 

 144; an instance of the effect of the singing 

 of birds upon the feelings of man, 143; an 

 opinion on the degree of birds' power of 

 scent, 170 ; certain species of birds celebrated 

 for their stupidity and contempt of the de- 

 stroyer, man, acquire vigilant wariness in 

 places which man much frequents, 75 ; the 

 reason why nocturnal birds have become birds 

 of omen, and subjects of superstitions, 561 ; 

 insectivorous birds disgorge the indigestible 

 parts of coleopterous insects, 514 ; most, if 

 not all, granivorous birds, as well as some 

 others, swallow grit, to the end of its pro- 

 moting the trituration of their food, 460 ; the 

 colour of the irides of some species of birds 

 varies with the age of the bird, 3+5; the 

 names of species of birds of which individuals 

 in plumage anomalous to that of the species, 

 and permanent, have been known, .593 ; an 

 opinion that the change in the colours ofthe 

 plumage of birds kept in confinement is re- 

 ferable to the confinement and the nature of 

 the food upon which they feed, 598 ; a notice 

 of several instances of crossing and preter- 

 natural lengthening in the mandibles of birds, 

 of conditions in some ofthe instances, and an 

 opinion on the cause of all of them, ft7; a 

 notice of instances of excrescences on the 

 head and other parts of the common hedge- 

 chanter and tree pipit, and a notice of con- 

 ditions in these instances, 58 ; if the mandible 

 of a bird be cut or broken, so as to induce 

 extravasation of blood, the bird must die, 57, 

 58; notices on a few of the birds of Lower 

 Canada, 508 ; the accumulation of all possible 

 information on the rock birds of Britain, by 

 the cooperative agency of naturalists residing 

 near headlands on the coasts, suggested ; and 

 some information on the arrival, breeding, 

 and departure ofthe rock birds in the Island 

 of St. Kilda, 573 ; notes on the dates of the 

 arrival of the summer birds of passage about 

 Tooting, Surrey, with remarks on some of 

 the species, 338 ; notes on the movements of 

 the migratory land birds, previous to their 

 departure from Scotland, 145, 146. note *; a 

 rrotice of some rare species of birds observed or 

 killed in the county of Suffolk, and adjoining 

 borders of Essex, during the winter months of 



