VOL. XV.— No. 4. 
APRIL, 1906. P 
Xl.A'^'?' a fHontijlJ) Journal 
OF 
GENERAL IRISH NATURAL HISTORY, 
ORGAN OF 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, 
LIMERICK FIELD CLUB, 
ULSTER FISHERIES AND BIOLOGY ASSOCIATION. 
EDITED BY 
Pkof. GEORGE H. CARPENTER, B.Sc, M.R.I.A. 
R. LLOYD PRAEGER, B.A., B.E., M.R.I.A.. 
AND 
ROBERT PATTERSON, F.Z.S., M.R.I.A. 
PRICE 6D. 
DUBLIN : EASON & SON, Ltd. 
S5 Mid. ABBEY-ST.&40 Lk Sackyili.e-st, 
Bei^fasT: 17 D0NEGAI.1..ST. 
London : 
SiMPKiN. Marshall, Hamilton, 
Kent & Co., Ltd. 
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