i3J3r 



Vol. XXIX. No, 10. 

 OCTOBER. 1920. 



H flDontbli? 3ournal 



OF 



GENERAL IRISH NATURAL HISTORY. 



ORGAN O^ THE 

 ROYAL ZOOLOGICAL SOCIETY OF IRELAND 

 DUBLIN MICROSCOPICAL CLUB, 

 BELFAST NATURAL HISTORY & PHILOSOPHICAL SOCIETY, 

 BELFAST NATURALISTS' FIELD CLUB, 

 DUBLIN NATURALISTS' FIELD CLUB, 

 CORK NATURALISTS' FIELD CLUB, 

 TYRONE NATURALISTS' FIELD CLUB. 



EDITED BY 



Prof. GEORGE H. CARPENTER, D.Sc, M.R.I.A. 



AND 



R. LLOYD PRAEGER, B.A., B.E., M.R.LA. 



