THE :N^ATUII AIjIST. 



The Editors hope to publish tJie following papers ivithin the next few inontlis: — 

 Notes on Botanical Nomenclatu-e.— Dr. G. B. de Toni (of Padua). 



Evidences of G-lacial Action near Ingletoa.— Robert R. Balderston. 



Insect Migration at Heligoland.— Edm. de Selys-Longchamps ; contributed by 

 John Cordeaux. 



The Ornithology of Skiddaw, Scawfell, and Helvellyn.— John Watsox. 



List of the Flora of Wensley dale— John Percival, B.A. 



Coal-Dust and Explosions in Coal-Mines— Rev. Arthur Watts, F.G.S. 



Bibliography of Coleoptera for 1885-6-7. 



Bibliography of Geology and Palaeontology for 1886. 



North of England Specimeas in the British Museum.— T. D. A. Cockerell. 



Notes on th^ Lapwing {Vanelhis vjilga^-is).—] . A. Jackso> 



Ornithological Notes from Redcar.— T. H. Nelson, M.B.O.U. 



Coachological articles desired. 



The Editors are open to receive suitable papers for insertion, particularly on Ichthyology, 

 Entomology, Ornithology-, etc. 



Naiv ready, complete, %vo, cloth, with Coloured Map, price £i \s. od. 



THE FLORA OF WEST YORKSHIRE. 



Bv FREDERIC ARNOLD LEES, M.R.C.S., etc. 



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 an}-- district, including detailed and full 

 records of 1.044 Phanerogams and Vascular Cryptogams, 11 Characeae, 348 Mosses, 108 Hepatics, 

 258 Lichens, 1,009 Fungi, and 382 Freshwater Algae, making a total of 3,160 species. 



London: LOVELL REEVE & CO., 5, Henrietta Street, Covent Garden 



Or the work may be had from the Hon. Sees, of the Y.N.U., 



WM. DENISOX ROEBUCK,|p^^i^j,^^^ Leeds. 



W-M. EAGLE CLARKE. 



This day, price One Shilling, %vo, with 20 Engravings, Part I of 



An Illustrated Manual of British Birds 



Bv HOWARD SAUNDERS, F.L.S., F.Z.S., etc., 



Editor of the yd ami ^th Volumes of Yarrell's ^History of British Birds.' 

 Fourth Edition. 

 To be completed in about 20 monthly parts. 



GURNEY JACKSON (Successors to Mr. Van Voorst), i, Paternoster Row. 



