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■^ CARUS? a species of, which infests butter- 



. flies, 33& 



Acc^nttit alp's riiis met with in England, 288. 



ActinikTuifedije Johnston, described and illus- 

 trated, 163. 



Adder with two distinct heads, 569. 



Agonum fdlgens Davis, described, 247. 



Alleghany Mountains, climate and meteorology 

 of, 456; animals and plants of, 457. 



America, gold mines in the United States of, 

 434. 454 ; food of bees in America, 453 ; Ne^ 

 lumbium specibsum ? a native of, 453 ; criti- 

 cism on T. W.'s letters descriptive of a natural 

 history tour in North America, 292. 



Anchovy, the, occurs in Dagenham Breach, 

 495. 543. 



ylnem6ne nemorbsa, the scent of its flowers 

 variously rated, 758. 



Angler's Museian, noticed, 191. 678. 



Animalciiles, infusory, Professor Ehrenberg's 

 discoveries in, 389. 



Animals and vegetables, analogies between them 

 in structure and functions, 24. 118. 405. 507. 

 714; animals about Whitehaven, notes on,560 ; 

 animals and birds of Renfrew and its neigh- 

 bourhood, 571 ; molluscous animals, the cir- 

 culating system of, 31 ; the secretions of, 611 ; 

 process of lactation in animals, 651 ; animals 

 vary in all localities according to the different 

 plants introduced into those localities, 67; 

 mammalious animals found in the neighbour- 

 hood of "Wensleydale, Yorkshire, 723, 



An'ona, the custard apple, countries in which 

 it grows, 761. 



Ant, the red, in Guiana, 23.'>. 



Ape, Ungka, of Sumatra, some account of, 131. 



Appendix, printed at the expense of the re- 

 spective writers of it, [109]. [191]. 



A'rctia Cdja, what is the use of the hairs on 

 the caterpillar of ? 687. 



Argynnis P^phia, a hermaphrodite'of, 753. 



Arvicola agr^stis Fleming, and riparia Yarrell, 

 described and contrasted, 599. 



Baltimore, a botanic garden at, 453. 



Bats, 470 ; habits of the vampire bats, 678. 



Bee, on the power of the common bee to gene- 

 rate a queen, 604. 



Bees, superstitions respecting, 211 ; perforations 

 by bees in corollas, 74. 86. 753 ; the objects of 

 their food in North America, 453; a cu- 

 rious fact concerning bees, 651. 



Beetle, the Scarabae^us Ateuchus s^er, 450; 

 the ehovy beetle (Scarabae^us hortfcola), 596, 

 597. See also Cetunia. A species of water 

 beetle devours small fishes, 668. 



Belfast, birds taken near, 577, 578. 



Berwickshire, contributions to the geology of, 

 637. 



Birds using oil to dress their plumage from dor- 

 sal glands, 442. 588 ; birds and eggs met with 

 in the Orkney Islands, 415. 675 ; Mr. Water, 

 ton on the incubation of birds, 142 ; birds and 

 birdnesting, something about, 601 ; Mr. Do- 

 vaston's descriptive sketches of the British 

 singing birds eulogised, and a continuation of 

 them solicited, 673; habits of the green hum- 

 ming-bird, 675 ; birds destroyed by parasitical 

 worms in their trachea, 207; dates of the ap- 

 pearing, breeding, and disappearing of birds in 

 Tyncmouth, 566 ; rarer birds taken near Dub- 



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lin, 576 ; near Belfast, 577, 578 ; birds met with 

 on the northern coast of Donegal, 578 ; birds 

 found in the neighbourhood of Wensleydale, 

 in the North Riding of Yorkshire, b5^. 723 ; 

 birds and, animals of Renfrew audits neigh.. 

 bourhood,571 ; rarer birds taken in Worcester, 

 379; on domesticating and promoting the 

 propagation of various species of birds, 382 ; 

 European singing birds in India, 734; birds 

 of>everal species frequent in the south of 

 England are not met with in Lancashire, 737. 



Blackcap and nightingale contrasted, 425 ; no- 

 tice on the two, 597. 



Blackcock ^Tetrao Tutrix L,.), habitat of, 603. 



Blue bells of Scotland are the flowers of Cam- 

 panula rotundifblia L., 493. 



Boars, their losing their tusks scarcely emas- 

 culates them, 651. 



Brambling, the, possesses imitative powers of 

 song, 652. 



Brazil, a further account of a Russian natural 

 history expedition in, during the seven years 

 preceding April, 1831, 4. 



Broom moth (Chtsias sparti^ta) eats the petals, 

 not herbage,'of the common furze, 687. 



Butcher bird, its habits, 281. 



Butterflies at Dover, 330 ; a species of yl'carus 

 infesting butterflies, 336. 



Butterfly, the tail of the caterpillar becomes the 

 head of the, 206. 398, 399. 684, 685 ; British 

 white butterflies, 394; Vanessa Atalantflf, ha- 

 bits of, 291 ; Vanessa urficse, polychlbros, c. 

 &lburo, Po, and Gonepteryx rhamni, noticed, 

 595; Limenitis Camilla, and a singular va- 

 riety of it, figured and described, 667 ; dates 

 of the brimstone-coloured butterfly's vernal 

 appearance, 753. See also Polyommatus. 



Buzzard, the honey, contribution towards a 

 history of it, 280. 379 ; poultry hatched by the 

 common buzzard in captivity, 383, 384. 728. 



Calendar of appearances in the spring of 1832 

 and that of 1831,593. 



Calves, in twin-born ones, is one invariably 

 sterile ? 397 ; both are sometimes fertile, 765. 



Cambridgeshire, collectors and collections in 

 natural history in, 545 ; vernal appearances 

 in, 597. 



Campagnol, bank and field, described and con- 

 trasted, 599. 



Canterbury, museum of natural history at, 539. 



Castle Rigg, Cumberland, 559. 



Cat, the domestic, catches swallows on the wing, 

 84.273.716; other feats by it, 274; kills ver- 

 min from a feeling of heroism and sport, 275 ; 

 a kitten resembling a rabbit in its hinder 

 half, 275; cats born with short tails, 276. 

 674. 717 ; the wood cat and domestic cat con- 

 trasted, 51 ; rivers crossed by a cat, 471. 



Caterpillar's tail becomes the butterfly's head, 

 206. 398, 399. 684, 685. 



Caterpillars found in a book, 109. 206 ; cater, 

 pillars on cabbages destroyed by Microgaster 

 glomerktus, 105. See Microg&ster. 



Cephalbtus follicularis, a notice of, 492. 



Cetijnia hirta of Scopoli and Fabricius, its ra- 

 vages, 87 ; aurkta, facts on, 597. 



Chaffinch, the benefits and injuries it confers, 

 05 ; its food, 299. 



Char, S&lmo alplnus L., and another species of 

 fish, Z\Q. 



