THE NATURA LIS. 
During the next few months it ts hoped to insert the following articles:— 
Report on Yorkshire Botany for 1890.—€. P. Hosxirk, F.L.S., and P. F. Luz. 
Awifatina of Ark +hdal Surslodal d the New Forest —]. E. Trngcer. 
The Yorkshire Derwent and its Fishes.—Hunert Dacre. 
Further setters on the Soewins Habits of Land and Freshwater 
Molluses.—W. E. Coitunce 
The ert ea of Linke and Cheshire,—W. E. SHarp. 
West Yorkshire Records and Notes: from the Herbarium, Catalogues, &c., 
of the late John Tatham, of Settle—W. Wurtweti. 
NOMENCLATURE OF COLOURS 
FOR THE USE OF NATURALISTS, 
AND ORNITHOLOGISTS’ COMPENDIUM. 
By ROBERT RIDGWAY, of the Smithsonian Institution. 
PRICE 17s., POST FREE. 
MAY BE HAD OF THE EDITORS OF THE ‘NATURALIST.’ 
LIITLE, BROWN €.C0O., BOS FQN, MASS, -U-5.4. 
The Entomologist’s Monthly Magazine. ; 
PRICE SIXPENCE, MONTHLY. 
Edited by : G. BARRETT, J. Ww. Dovucias, W. W. FowLeER, M.A., F.E.S., 
R. McLACHLAN, f .5., E. SAUNDERS, F.L.S.;-and 
a, sameeren F.R.S 
This Magazine, commenced it Sie contains standard Articles and Notes — 
on all eatjects connected with Raomctcr, and especially on the Insects of 
the British Isles 
Soticedption-—6is Shillings per annum, post free. 
London: GURNEY & JACKSON (Mr. Van Voorst’s Successors), 1, Paternoster Row. 
N.B.—A Second Series was commenced with the Number for January 1890. 
eRe ee NNR NENT 
Bird-Nesting in North -West Canada. 
BY WALTER 
Sun Lithographing and Printing ei Canada. 
English Money. i ert (or exe or paige. 
ids € Bok gives an Spe aca sa  Sapectiog © Nort th Wes in an interesting 
— si any ornithologica 
book wi und re ren Sealing 9 to British as well as ae gate Ornithologists, a5 
Ea pes a of Ye ae ‘Wilson's Phat a2 ete, “The Eggs of the Knot have never : 
Prevent 
Poe x describes the toe pats Yy species which occur in Europe 
The price to subscribers toting before June 30th will be os nes to British Ornithologists, - - 
Six Shillings. sows a worth 1¢ money. 
: _ Send in y 
* For the convenience of English asso, he : nae 
tuchaeenscome: a we “Raine hall : nts ease ERS 
