a) pete: fhm 
a a x oF we 
Biological DECEMBER. 1912. 
AX & Medical 
i cs Serials St | Se OWS eee eel ek ae es 
oe a 
“ENTOMOLOGIG AL NEWS 
ee Vol. XXIII. No. 10. 
“ 
LV A) BRANCH 
esi LUGICAL KS GCLETY 
: OF ONTSRLO 
S°S. Mable a Mf 
PHILIP P. CALVERT, Ph.D., Editor. 
E. T. CRESSON, Jr., Associate Editor. 
HENRY SKINNER, M.D., Sc.D., Editor Emeritus. 
ADVISORY COMMITTEE: 
SZRA T. CRESSON. J. A. G. REHN, 
SHILIP LAURENT. ERICH DAECKE. H. W. WENZEL. 
PHILADELPHIA: 
THE ACADEMY OF NATURAL SCIENCES, 
LOGAN SQUARE. 
ntered at the Philadelphia Post-Office as Second-Class Mattec. 
