PUBLICATIONS OF 
Zbc yovhsbire IRaturaUsts’ TKnfon. 
BOTANICAL TRANSACTIONS OF THE YORKSHIRE NATURALISTS’ UNION, Volume I. 
Svo, Cloth, 292 pp. ( a few copies only left), price 5> net. 
Contains various reports, papers, and addresses on the Flowering Plants, Mosses, and Fungi of the county 
Complete, Svo, Cloth, with Coloured ,\fap, published at One Guinea. Only a few copies left, 10/6 net. 
THE FLORA OF WEST YORKSHIRE. By FREDERIC ARNOLD LEES, M.R.C.S., &c. 
This, which forms the 2nd Volume of the Botanical Series of the Transactions, is perhaps the most 
complete work of the kind ever issued for any district, including detailed and full records of 1044 Phanero- 
gams and Vascular Cryptogams, 11 Characeae, 348 Mosses, 108 Hepatics, 258 Lichens, 1009 Fungi, and 382 
Freshwater Algae, making a total of 3100 species. 
READY SHORTLY: Supplement to The Flora of West Yorkshire, by F. Arnold Lees, M.R.C.S. 
680 pp., Coloured Geological, Lithological, &c. Maps, suitably Bourul in Cloth. Price 16/- net. 
NORTH YORKSHIRE: Studies of its Botany, Geology, Climate, and Physical Geography. 
By JOHN GILBERT BAKER, F.R.S., F.L.S., M.R.I.A., V.M.H. 
And a Chapter on the Mosses and Hepatics of the Riding, by Matthew B. Slater, F.L.S. This Volume 
forms the 3rd of the Botanical Series. 
396 pp., Complete, Svo., Cloth. Price 10/6 net. 
THE FUNGUS FLORA OF YORKSHIRE. By G. MASSEE, F.L.S., F.R.H.S., & C. JCROSSLAND, F.L.S. 
This is the 4th Volume of the Botanical Series of the Transactions, and contains a complete annotated list 
of all the known Fungi of the county, comprising 2626 species. 
Complete, Svo, Cloth. Price 6/- post free. 
THE ALGA-FLORA OF YORKSHIRE. By W. WEST, F.L.S., & GEO. S. WEST, B.A., A R C S., F.L.S. 
This work, which forms the 5th Volume of the Botanical Series of the Transactions, enumerates 1044 
species, with full details of localities and numerous critical remarks on their affinities and distribution. 
Complete, Svo, Cloth. Second Edition. Price 6/6 net. 
LIST OF YORKSHIRE LEPIDOPTERA. By G. T. PORRITT, F.L.S., F.E.S. 
The First Edition of this work was published in 1883, and contained particulars of 1340 species of 
Macro- and Micro-Lepidoptera known to inhabit the county of York. The Second Edition, fvith Supplement 
contains much new information which has been accumulated by the author, including over 50 additional 
species, together with copious notes on variation (particularly melanism), &c. 
In progress, issued in Annual Parts, 8vo. 
TRANSACTIONS OF THE YORKSHIRE NATURALISTS’ UNION. 
The Transactions include papers in all departments of the Yorkshire Fauna and Flora, and are issued in 
separately-paged series, devoted each to a special subject The Parts already published are sold to the publio 
as follows (Members are entitled to 25 per cent, discount) : Part 1 (1877), 2/3 ; 2 (1878), 1/9 ; 3 (1878), 1/6; 4 (1879), 
S /- ; 6 (1880), 2/-; 6 (1881), 2/-; 7 (1882), 2/6; 8 (1883), 2/6 ; 9 (1884), 2/9; 10 (1885), 1/6; 11 (1885), 2/6; 12 (1886), 2/6; 
18 (1887), 2/6 ; 14 (1888), 1/9 ; 15 (1889), 2/6 ; 16 (1890), 2/6 ; 17 (1891), 2/6 ; 18 (1892), U9 ; 19 (1893), 9d. ; 20 (1894), 5/- ; 
21 (1895), 1/-; 22 (1896), 1/3 ; 23 (1897), 1/8 ; 24 (1898), 1/- ; 25 (1899), 1/9 ; 26 (1900), 5/- ; 27 (1901), 2/- ; 28 (1902), 1/3 ; 
29 (1902), 1/- ; 30 (1903), 2/6 ; 31 (1904), 1/- ; 32 (1905), 7/6 ; 33 (1906), 5/- ; 34 (1908), 2/6. 
THE BIRDS OF YORKSHIRE. By T. H. NELSON, M. B.O. U., WILLIAM EAGLE CLARKE, F.L.S. 
M.B.O.U., and F. BOYES. 2 Vols., Demy 8vo 25/- net. ; Demy 4to 42/- net. 
Annotated List of the LAND and FRESHWATER MOLLUSCA KNOWN TO INHABIT YORK- 
SHIRE. By JOHN W. TAYLOR, F.L.S., and others. Also in course of publication in the Trans- 
actions. 
THE YORKSHIRE CARBONIFEROUS FLORA. By ROBERT KIDSTON, F.R.S.E., F.G.S. Parts 14, 
18, 19, 21, &c., of Transactions. 
LIST OF YORKSHIRE COLEOPTERA. By Rev. W. C. HEY, .A. 
THE NATURALIST. A Monthly Illustrated Journal of Natural History for the North of England. Edited 
by T. SHEPPARD, F.G.S., Museum, Hull; and T. W. WOODHEAD, F.L.S., Technical College, 
Huddersfield; with the assistance as referees in Special Departments of J. GILBERT BAKER, F.R.S., 
F.L.S., Prof. PERCY F. KENDALL, M.Sc., F.G.S., T. H. NELSON, M.B.O.U., GEO. T. PORRITT, 
F.L.S., F.E.S., JOHN W. TAYLOR, WILLIAM WEST, F.L.S., and R. FORTUNE, F.Z.S. (Annual 
Subscription, payable in advance, 6/6 post free). 
MEMBERSHIP in the Yorkshire Naturalists’ Union, 10/6 per annum, includes subscription to The Naturalist, 
and entitles the member to receive the current Transactions, and all the other privileges of the Union. 
A donation of Seven Guineas constitutes a life-membership, and entitles the member to a set of the 
Transactions issued by the Union. Subscriptions to be sent to the Hon. Treasurer, Edwin 
Hawkesworth. Esq., Sunnyside, Crossgates, Leeds. 
Members are entitled to buy all back numbers and other publications of the Union at a discount oT 26 
per cent, off the prices quoted above. 
All communications respecting ’The Naturalist ’ and publications should be addressed to T. Sheppard, F.G.S. , 
The Museum, Hull ; and enquiries respecting the Yorkshire Naturalists’ Union should be addressed to the 
Hon. Secretaries, Technical College, Huddersfield. 
