CONTENTS. 



PAGE. 



Phascolomys Wombat. By S. Hannaford, Esq 145 



The Flight of Birds. By 0. S. Round, Esq 146 



The Birds of Spring. By R. G. Temple, Esq 151 



Notice of a Peculiar Organ in the Trachea of the Emeu. Com- 

 municated by Mr. Robert Andersox 153 



A Chapter on Instinct. By the Rev. F. 0. Morris 154 



Our Fresh-water Mollusca. By E. M. A 157 



Systema Naturae. By The Editor 160 



Natural History Societies 161 



Miscellaneous Notices. — Anecdote of a Cat. Nidification in 

 Norfolk. The Eagle lately shot in the Park. Sparrow War. 

 The Nightingale. The Shieldrake. Ravages of a Gall Nut. 



Ants. Method of Blowing Eggs 163 



Review. — The Autobiography of a White Cabbage Butterfly. By 

 Michael Westcott. With a few Introductory Remarks by 

 Beverley E. Morris, Esq., A.B., M.D. Wells : W. and R. 



George 168 



Proceedings of Societies. — The London Working Entomologists' 



Society 168 



The Querist. — The Dabchick. The Great Crested Grebe, &c.... 168 



NOTICES TO CORRESPONDENTS. 



Communications have been received from R. G. Temple, Esq (two;) — J. J. 

 "Walker, Esq; — S. Hannafokd, Esq; — H. F. Wood, Esq; — Rev. R. P. 

 Alington;— Z;— Me. G. H. Twinn;— H. W. F. (two.) 



*^* Correspondents are particularly requested to write the 

 names of persons, places, and things very distinctly. 



Communications, Drawings, Adverfisements, etc., to he addressed to the Rev. 

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 and Parcels, to the care of Messrs. GROOMBRIDGE, 5, Paternostei 

 Roto, London. 



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