VOL. IX. 



No. o. 



Entomological News 



ARGYNNIS PLUTO. 



(Fossil butterfly) 



MAY, 1898. 



EDITOR : 



HENRY SKINNER, M. D. 

 PHILIP P. CALVERT, Ph.D., Associate Editor. 



ADVISORY COMMITTEE : 



EZRA T. CRESSON. CHARLES A. BLAKE. CHARLES LIEBECK. 



PHILIP LAURENT. WILLIAM J. Fox. CHARLES W. JOHNSON. 



PHILADELPHIA: 



ENTOMOLOGICAL ROOMS OF 



THE ACADEMY OF NATURAL SCIENCES, 



LOGAN SQUARE. 



1898. 



Entered at the Philadelphia Post Office as Second Class Matter. 



