

FOURTH 



SUPPLEMENT 



1933 to 1938 (inclusive) 



to 



THE LENG CATALOGUE 



of 



COLEOPTER A 



of 



AMERICA, NORTH OF MEXICO 



/ 



By 



RICHARD E. BLACKWELDER 



Assistant Curator 



in charge of 



Coleoptera 



AMERICAN MUSEUM OF NATURAL HISTORY 



Mount Vernon, N. Y. 



JOHN D. SHERMAN, JR. 



December 



1939 



L. L. Buchan&rt 



