Tl CONTENTS. 



PAGE 



XV. — A Series of five Lectures given io the Museum of the Natural 

 History Societj' on Saturday evenings, commencing Feb. 



4th, 1893 253 



Lecture 1. On the Egg. By D. Embleton, Esq., M.D. ... 255 

 2. Frogs and Tadpoles. Prof. M. C. Potter, M.A. 263 

 ,, 3. The Structure of Timber. Dr. Wm. Somerville 269 

 ,, 4. Parasitism in Plants and Animals. Prof. G. S. 



Brady, F.R.S 280 



5. Germs (Abstract). H. DeHaviland, Esq., M.A, 291 

 Address to the Members of the Tyneside Naturalists' Field 

 Club, May 16th, 1893. By the President, G. S. Brady, 



M.D., LL.D., F.R.S 295 



Report of the Natural History Society, from June 30th, 1892, 



to June 30th, 1893 318 



XVIIL— On the Occurrence on the North-East Coast of Yorkshire of 

 a Ruffed-Bustard, Otis houhara, Gmelin, commonly 

 known as Macqueen's Bustard, Otis Macgueeni, J. E. 



Gray. By Richard Howse 345 



XIX.— Additions to the Catalogue of the Fishes of the Rivers and 

 Coast of Northumberland and Durham and the adjacent 



Sea. By Richard Howse 350 



XX. — Miscellanea — Bird Notices. 



Bird Life on the Fame Islands. By Wm. Branford 357 



The Hedge-Sparrow's Song. By Thomas Thompson 360 



Singular Nesting of Chaffinches. By Thomas Thompson... 360 

 Visit to a breeding place of the Black-headed Gull. By 



Thomas Thompson ... 360 



Black-headed Gulls hawking for Moths. By Richard 



Howse 361 



Do Gulls dive under water to reach their food ? By Richard 



Howse 362 



Note on the nesting of the Peewit. By Richard Howse ... 363 

 XIX. — A List of the Places fixed for Field Meetings of the Tyneside 

 Naturalists' Field Club, from the First Meeting, May 20th, 

 1846, to October, 1893, including those places (in small 

 capitals) visited by the Club on its Annual Excursions. 

 By Richard Howse 367 



