NATUEAL HISTOfiY TEANSACTIONS 



OF 



NORTHUMBERLAND AND DURHAM; 



BEING PAPEKS READ AT THE 



MEETINGS OF THE NATURAL HISTORY SOCIETY 



NORTHUMBERLAND, DURHAM, AND NEWCASTLE-UPON-TYNE, 



AND THE 



TYNESIDE NATURALISTS' FIELD CLUB, 

 1867. 



VOL. II. 



LONDON: 



WILLIAMS & NORGATE, U, HENRIETTA STREET, COVENT GARDEN ; 



AND 20, SOUTH FREDERICK STREET, EDINBURGH. 



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



^■■1868. 



