Diary.— Meetings of Societies. 



April 1. Leeds Geoloaical Association — Paper: "Levels of the Country 

 round Leeds."— Walter Bentley, Huddersfield Naturalists' 

 — "Indigo, Madder, and Turmeric " — William Nettleton. 



,, 2. Bradford Naturalists'— Paper on ''Astronomy." — B. Illingworth. 



Leeds Naturalists' Club &c. — ^Opening Addi*ess by the 

 president, Mr. F. Greenwood ; 8 p.m. Bishop Auc]>:land 

 Naturalists' Club, Liversedge Naturalists'. 



,, 6. Clayton West Naturalists' — Paper on Botany."— Wm. England. 



,, 9. Leeds Naturalists' Club, &c. 



,, 10. Groole Scientific Society — Annual Meeting. York and District 



Naturalists' Field Club. 

 ,, 11. Conch ological Society of Great Britain and Ireland (at Leeds). 

 „ 12. Hiiddersfield Scientific Club — Paper by George Brook ter. 

 ,, 13. Huddersfield Natuialists'. 



,, 15. Leeds Geological Association — "Notes on some Lower Oolite 



Fossils."— Thos. W. Bell. . 

 ,, 16. Bradford Naturalists. Leeds Naturalists' Club, &c. — Paper by S, 



Jefferson, F.C.S. 



,, 22. Easter Monday. — Yorkshire Naturalists' Union, at Red Lion Hotel, 

 Pontefract, for Went Vale. Tea at 4 p.m. ; Sections at 5 

 p.m. ; General Meeting at 6 p.m. President, H. Clifton 

 Sorby, F.R.S., &c. 



,, 23. Leeds Naturalists' Club. &c. 



,, 25^. Conchological Society, at Leeds. 



,, 29. _ Leeds Geological Association— Paper : " The Yorkshire Coal Field." 



— B. Holgate, F.G.S. Huddersfield Naturalists' — Paper on 



" British Song Birds " — Jas. Varley. 

 „ 30. Bradford Naturalists'— Paper on " Grasses."— W. West. Leeds 



Naturalists' Club. &c.— Paper on " The changes undergone by 



a Vertebrate Ovum," by Mr. James Abbott. 



Books, &c., ' Received. — Midland Nicturalist (Mar.), American Journal of 

 Microscopy (Mar.).. 



Communications Received, but deferred for want of space, from W. D. 

 Roebuck and others. 



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