8vo., cloth, uuHh Coloured Map, Reduced price 

 ■;s . ; post free ji-. 6d. 



The Flora of West Yorkshire. 



By 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 any district, including detailed and full records 

 of 1,044 Phanerog'ams and Vascular Cryptogams, 

 II Characeae, 348 flosses, 108 Hepatics, 2.58 

 Lichens, 1,009 Fung-i, and 382 Freshwater Algas, 

 making a total of 3,160 species. 



Maj' be had from the Hon. Sec. of the 

 Y.N.U., Museum, Hull. 



NoTv ready, complete, 8vo. Cloth, 

 Price 6s., post free. 



The Alga-Flora of Yorkshire. 



A complete account of the 1,044 

 Fresh Water Alg-se of the County. 



By W. WEST, F.L.S., 

 and G. S. WEST, B.A., A.R.C.S. 



To be had only from the Hon. 

 Secretary of the 



YORKSHIRE NATURALISTS' UNION, 

 MUSEUM, HULL. 



Members may have a bound copy in exchang'e 

 for their parts, for the additional charge of is gd. 

 carriage paid. 



To Subscribers, 75. 6d. per annum, post free. 

 THE ANNALS OF 



Scottish Natural History. 



A QUARTERLY MAGAZINE. 



Edited by J. A. Harvie-Brown. F.R.S.E., 

 F.Z.S.; Prof. James W. H. Traill, M.A., M.D., 

 F.R.S., F.L.S,; Wm. Eagle Clarke, F.L.S., etc. 



This Magazine — a continuation of 'The Scottish 

 Naturalist.' founded in 1871— wao established under the 

 present editorship in January, 1892, for the purpose of ex- 

 tending the knowledge of and interest in the Zoology and 

 Botany of Scotland. The ANNALS is entirely devoted to 

 the pubUcation of Original Matter relating to the Natural 

 History of Scotland, and includes Papers contributing to 

 the elucidation of the Fauna and Flora recent and fossil, 

 Observations on Life Histories, etc., and Notes recording 

 the occurrence of uncommon species, and other useful and 

 interesting facts. 

 Edinburgh: DAVID DOUGLAS, 10, Castle Street. 



THE ENTOMOLOGISTS' MONTHLY 

 MAGAZINE. 



PRICE SIXPENCE, MONTHLY. 



Edited by C. G. Barrett, G. C. Champion, 

 J. W. Douglas, W. W. Fowler, M.A., F.L.S., 

 R. McLachlan, F.R.S., E. Saunders, F.R.S., and 

 Lord Walsingham, F.R.S. 



This Magazine, commenced in 1864, contains 

 Standard Articles and Notes on all subjects con- 

 nected with Entomology, and especially on the 

 Insects of the British Isles. 



Subscription — 6s. per annum, post free. 

 London: QURNEY & JACKSON (Mr. Van Voorst's 

 Successors), \, Paternoster Row. 

 N.B. — A second series was commenced with 

 the number for January 1890. 



MODERN STANDARD WORKS ON ENTOMOLOGY. 



By J. W. TUTT, F.E.S. 



(Editor of 'The Entomologist's Record,' etc.). 



s. d. 



THE NATURAL HISTORY OF THE BRITISH LEPIDOPTERA, Vols. I. -IV., 



thick, 8vo., bound in cloth. Price per volume net. Complete set 3 12 0 



THE BRITISH NOCTU^ AND THEIR VARIETIES, Vols. L-IV., 8vo., bound 



in cloth. Complete set, net ... ... ... ... ... ... 18 0 



MELANISM AND MELANOCHROISM IN LEPIDOPTERA, 8vo., bound in cloth, 



net 0 5 0 



MIGRATION AND DISPERSAL OF INSECTS (a summary of all known 

 records relating- to the various orders of insects, with conclusions), 

 8vo,, bound, net ... ... ... ... ... ... ... ... 05 0 



PRAOTIOAL HINTS FOR THE FIELD LEPIDOPTERIST, Parts L-IL, 8vo., 

 bound, interleaved for collector's own notes. 6s. each part. Price 

 for the two parts, net .. . ... ... ... ... ... ... 0 12 0 



RAMBLES IN ALPINZ VALLEYS (an account of the fauna and flora of the 

 Italian side of Mont Blanc), with map and plates, bound in cloth, 

 crown 8vo. ... ... ... ... ... ... ... ... ... 03 6 



MONOGRAPH OF THE PTEROPHORINA (detailed account of the ' Plume 



Moths of Britain — only a few copies left), net... ... ... ... 0 10 0 



THE ENTOMOLOGIST'S RECORD AND JOURNAL OF VARIATION (the leading 

 scientific entomological mag-azine), illustrated, monthly. Subscrip- 

 tion per annum.. ... ... ... ... ... .. ... ... 07 0 



Postal orders and cheques to 



A. HOLDER, 41, WISTERIA ROAD, LEWISHAM, S.E. 



Please mention 'The Naturalist' in replying to Advertisements. 



