NATURAL HISTORY TRANSACTIONS 



OK 



NORTHUMBERLAND, DURHAM, 



AND 



NEWCASTLE-ON-TYNE, 



BEING PAPERS KEAD AT THE 



MEETINGS OF THE NATUML HISTORY SOCIETY 



OF 



NORTHUMBERLAND, DURHAM, AND NEWCASTLE-UPON-TYNE, 



AND THE 



TYNESIDE NATURALISTS' FIELD CLUB, 1890-94. 

 VOL. XI, 



LONDOI^ : 



WILLIAMS & NORGATE, 14, HENRIETTA ST., CO VENT GARDEN ; 

 AND 20, SOUTH FREDERICK STREET, EDINBURGH. 



NEWCASTLE-ON-TYNE : F. & W. DODSWORTH. 

 '^■•'■'1894. 



ALL RIGHTS RESEIIYED. 



