BIBLIOGRAPHY OF THIS VOLUME. 



Fiisl Instalment : Slieets A, B, C, pages 5-52, fnrmincj Part 22 of the 

 Transactions of the ^'orkshil•e Naturalists' Union. i>uhlishefl September, 

 1900. 



Second Instalment : Sheets D, E, F, pages 53-100, forming Part 23, 

 published Deceml:)er, 1900. 



Third Instalment: Sheets fi, II, I, J, pages 101-164, ftnming Part 

 25, pul)lished July, 1901. 



Fourth Instalment : Sheets K, L, M, N, O, P, pages 165-239, includ- 

 ing Title-Page and Index, forming Part 27, published July, 1901. 



