BOTANICAL TRANSACTIONS OF THE YORKSHIRE NATURALISTS’ UNION, Volume 
Svo, Cloth, 292 pp. (a few copies only left), price S/= net. ‘ 
Contains various reports, papers, and addresses on the Flowering Plants, Mosses, and Fungi of the cou i 
Complete, 8v0, Cloth, with Coloured Map, 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., &ce:- 
This, which forms the 2nd Volume of the Botanical Series of the Transactions, is perhaps the m 
complete work of the kind ever issued for any district, including detailed and full records of 1044 Phane 
ams and Vascular Cryptogams, 11 Characez, 348 Mosses, 108 Hepatics, 258 Lichens, 1009 Fungi, and 
reshwater Algz, making a total of 3160 species. | 
READY SHORTLY: Supplement to The Flora of West Yorkshire, by F. Arnold Lees, M.RC.S 
680 pp., Coloured Geological, Lithological, &c. Maps, switably Bound in Cloth. Price 15/= 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 Marruew B. SvaTer, F.L.S. This Velun 
forms the 3rd of the Botanical Series. q 
396 pp., Complete, 8v0., Cloth. . Price 10/6 net. 2 
THE FUNGUS FLORA OF YORKSHIRE. By G. MASSEE, F.L.S., F.R.H.S., & C. CROSSLAND, F.L.§ 
This is the 4th Volume of the Botanical Series of the Transactions, and contains a complete annot: Ali 
of all the known Fungi of the county, comprising 2626 species. 
Complete, 8vo, 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.i4S 
a 
This work, which forms the 5th Volume of the Botanical Series of the Transactions, enumerates 104 
species, with full details of localities and numerous critical remarks on their affinities and distribution. 
Complete, 8vo, Cloth. Second Edition. Price 6/6 net. 
LIST OF YORKSHIRE LEPIDOPTERA. By G. T. PORRITT, Bake S,,0h coe i H 
The First Edition of this work was published in 1883, and contained particulars of 1340 species | 
Macro- and Micro-Lepidoptera known to inhabit the COuDES of York. The Second Edition, with Supplem: | 
contains much new information which has been accumulated by the author, including over 50 additic 
species, together with copious notes on variation (particularly melanism), &c. a 
/ 
i 
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 igsuediy| 
Sepatrately-paged series, devoted each to a special subject The Parts already published are sold to the publir 
as follows (Members are entitled to v5 per cent. discount): Part 1 (1877), 2/3; 2 (1878),1/9; 3 (1878), 1/6; 4 (1879) 
2/-1; 5 (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 
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_ 21 (1895), 1/-; 22 (1896), 1/3; 23 (1897), 1/3; 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/-; 82 (1905), 7/6; 33 (1906), 5/- ; 34 (1908), 2/6. | Sg 
THE BES OF YORKSHIRE. By T. H. NELSON, M.B.O.U., WILLIAM EAGLE CLARKE, F.L.S. 
1.B.0.U.,and F. BOYES. 2 Vols., Demy 8vo 25/= net. ; Demy 4to 42/= net. 4 
Annotated List of the LAND and FRESHWATER MOLLUSCA KNOWN TO INHABIT YORK- 
PERE. By JOHN W. TAYLOR, F.L.S., and others. Aisu in course of publication in the Trans- 
actions. - 
4 
THE YORKSHIRE CARBONIFEROUS FLORA. By ROBERT KIDSTON, F.R.S.E., F.G.S. Parts “ 
18, 19, 21, &c., of Transactions. : Es 
LIST OF YORKSHIRE COLEOPTERA. By Rev. W.C. HEY, M.A. 
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THE NATURALIST. A Monthly Illustrated Journal of Natural History for the North of England. Edite 
: by T. SHEPPARD, F.G.S., Museum, Hull; and T. W. WOODHEAD, F.L.S., Technical Colleg: 
Huddersfield ; with the assistance as referees in Special Departments of J. GILBERT BAKER, F.R.& 
F.L.S., Pror. PERCY F. KENDALL, M.Sc., F.G.S., T H. NELSON, M.B.O.U.. GEO. T. PORRITT 
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