NATIONAL ACADEMY OF SCIENCES. 



VOLUME IX. 



MONOGRAPH OF THE BOMBYCINE MOTHS OF NORTH AMEPJCA, IXCLUDIKG 



THEIR TRANSFORMATIONS AND ORIGIN OF THE LARVAL 



MARKINGS AND ARMATURE. 



PART II. 



FAMILY CERATOCAMPID.E, SUBFAMILY CERATOCAMPIN.E. 



^ \ • 



BY 



AliPHEl'S SPRING PACIvARD. 



1905. 



