13. isr 



IViAY 9 l^^t 



Vol; XXX* No. 4. 

 APRIL, 1921 



a flDontbli? 3ournal 



OF 



GENERAL IRISH NATURAL HISTORY. 



ORGAN OF THE 



ROYAL ZOOLOGICAL SOCIETY OF IRELAND 

 DUBLIN MICROSCOPICAL CLUB, 

 BELFAST NATURAL HISTORY 8c PHILOSOPHICAL SOCIETY, 

 BELFAST NATURALISTS' FIELD CLUB, 

 DUBLIN NATURALISTS' FIELD CLUB, 

 CCRK 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.I.A. 



Price Is. 



DUBLIN: EASON 8c SON, Limited. = 

 80 Middle Abbey Street. 

 BELFAST: 17 Donegal! Street 

 LONDON: SIMPKIN, MARSHALL, HAMILTON. 

 KENT & CO., Limited. 



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