Diary.— Meetings of Societies. 



June 1. Liversedge Xaturalists' Society. Bisliop Auckland Naturalists'- 

 Leeds Xaturalists' Club, &c. — Entomological Section. 

 „ 2. Wakefield Naturalists'. 



,, 8. Bradford Naturalists' Society. — '• Natural History Observations." — 

 31r. vSaville. Leeds Naturalists' Club, 6:c.— Microscopical and 

 Botanical Sections. 

 ,. 9. York and District Field Natuialist&'. 



10. Dewsbury Naturalists'. 

 ,, IL Hudderstield Scientific Club. 



12. YorKsbire Naturalists' Union. — Excursion to Barnsley. Local Sec- 

 retary, Mr. Thomas Lister, Victoria Crescent, Barnsley. 

 ,, 15. Leeds Natui^alists' Club, &c. — The Distribution of Land Molluscs." 



Edwin Atkinson, F.L.S. 

 ,, 19. North Staffordshire Field Naturalists', — Excursion to Stone and 



Bury Bank. 

 ,. 21. Manchester Cryptogamic. 



22. Bradford Naturalists' Society. — " Coal." — Mr. Starling. Leeds 

 Naturalists' Club, &c. — Vertebrate Section. 

 ,, 28. Huddersfield Naturalists'. Lancashire and Cheshire Entomological. 

 ,, 29. Leeds Naturalists' Club, kc, Entomological Section. 



"IT7ILL any Botanist meeting with Potamogetons or Charas during the ensuing 

 V V season kindly send me fresh or dried specimens, especially if in fruit ? 

 I shall be very pleased to send rare Southern, South-eastern, or Eastern flowering 

 plants in exchange, either living or dried. 



(P. crisjmSj densus, find jJoJi/gonif alius not wanted). — A. B., 107, High Street, 

 Croydon, Surrey. 



TRA NSA C TIONS of the YORKSHIRE NA TURA LIS TS' UNION. 



PART I. FOE 1877, contains the commencement of "The Birds of 

 Yorkshire, " by Mr. AV. E. Clarke ; of an " Annotated List of the Land and Fresh- 

 water 3Iollusca of Yorkshire," by Messrs. AVm.- Nelson and J. W. Taylor ; a 

 complete list of Yorkshire Hymenoptera, with references to literature of that 

 order, by Mr. ~W. Denison Eoebuck ; a paf)er on " Yorkshire Macro-lepidoptera 

 in 1877," by Mr. G. T. Porritt, F.L.S. ; one on " Yorkshire Micro-lepidoptera 

 in 1877," by Mr. Wm. Brest ; papers by Mr. S. L. Mosley, on "Yorkshire Diptera," 

 and on the Y'orkshire species of Hemiptera of the Family Psyllidce ; and a 

 report on Yorkshire Botany in 1877. ^ 



PARTS II. AND III. FOR 1878 contain the continuations of Mr. Clarke's 

 Birds of Yorkshire, and of Messrs. Nelson and Taylor's Land and Fresh-water 

 Mollusca of Y'orkshire ; an elaborate report on Yorkshire Botany in 1878, by 

 Dr. Parsons ; the commencement of Dr. Parsons' " Moss-Flora of the East- 

 Riding " ; papers on Yorkshire Lepidoptera in 1878, by Mr. Porritt, F.L.S. ; on 

 Yorkshire Ichncumonidct;, by Mr. S. D. Bairstow, F.L.S. ; and on Yorkshire 

 I^menoptera, observed in 1878, by Mr. AV Denison Roebuck, 



PAPi,T IV. FOR 1879, in preparation. — Amongst paj^ers in preparation for 

 future i^ai-ts is a Catologue of Yorkshire Lepidoptera, to be written by Messrs. 

 G. T. Porritt, F.L.S., and AY. Prest. , 



The Transactions ax^e supplied to subscribers of 5/- and upwards, annually 

 to the fimds of the Union, j-utending subscribers are invited to send their names 

 to either of the Secretaries. 



Geo. Brook, ter, F.L.S., Fernbrook, 



Edgerton, Huddersfield, 



"VY. Denison Roebuck, Sunny Bank, 

 Leeds, 



