CONTENTS. 



PAGE. 



Characteristics of Common Birds. No. I. By 0. S. Round, Esq... 189 



A Memory from Stratford-on-Avon. By G. R. Twinn, Esq 192 



On the Cotteswolds. By W. V. Guise, Esq., F.L.S 194 



Occurrence of Rare Birds at Ackworth. By Charles Edward 



Smith, Esq 197 



On Unity of System 198 



Sunday in the Country. By 0. S. Round, Esq 200 



Butterflies. By G. R. Twinn, Esq 203 



The Tree of Thibet. By George Wightwick, Esq 204 



Systema Naturae. By The Editor 205 



On the Classification of the Animal Kingdom. By F. M. Burton, 



Esq , 206 



Miscellaneous Notices. — Ornithology in the House of Commons. 

 Resuscitation of Plants. Turtle Doves. Eristalis nubilipennis in 

 Ireland. Liparis monacha in Lincolnshire. Purple Emperor in 



Lincolnshire. Swallow roosting in a hedge. Erebia blandina, etc. 210 



The Querist. — The Ringed Guillemot 212 



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