CONTENTS. 



PAGE. 



Utility of the Common Mole, fwith Engravings.) By J. MoTntosh, 



Esq 213 



On the Specific Distinction of the Bridled Guillemot. By the Rev. 



F. 0. Morris 217 



Characteristics of Common Birds. By 0. S. Round, Esq 220 



On Unity of System 223 



Notes on the Natural History of East Cumberland. By Mr. J. 



Armstrong 225 



The Redbreast. By 0. S. Round, Esq 226 



Notice to Entomologists 230 



Notes on Crustaceans. By W 232 



The Naturalist's Wish; (Poetry.) 234 



Systema Naturse. By The Editor 234 



Miscellaneous Notices. — Wood Pigeon. The Wren. Fall of a 

 House. Clouded Yellow Butterfly. Xanthia Silago. Four Days' 

 Collecting in the neighbourhood of Dorking. T. allantiforme. 

 Butterflies 235 



NOTICES TO CORRESPONDENTS. 



Communications have been received from G. R. Twinn, Esq.; — F. M. Burton, 

 Esq.;— M. Gibson, Esq. ;—W. Webster, Esq.;— O. S. Round, Esq.;— C. R. 

 Bbee, Esq.; — C. F. Tootal, Esq.; — Arthur Havers, Esq. 



Communications, Drawings, Advertisements, etc., to be addressed to the Rev. 

 F. O. MORRIS, Nunburnholme Rectory, Ilayton, York; — Rooks for Review 

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

 Row, London. 



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Now ready, Price 18s., Demy 8vo., cloth gilt, Third Edition of 



NEWMAN'S BRITISH FERNS; 



Comprising Accurate Figures, Full Descriptions, List of Localities, 

 and Minute Instructions for Cultivating. 



"Mr. Newman reigns supreme as an authority on British Ferns." "We most cordially recommend 



this work as one which, in accuracy of observation, clearness of description, and beauty of illustration, 

 has not its equal." — Annah of Natural History. 



"Cannot do better than consult Mr. Newman's 'History of British Ferns.' " — Mr. Ward on Closed Glass 



LONDON: JOHN VAN VOORST, PATERNOSTER ROW. 



