EXPLANATION OF PLATE XV. 



Fig. 1. — Citheronia splemlois, natural i*ize. 

 Fig. 2. — Cllheronia laocoon, natural size. 

 Fig. .'5. — Eiicli'S imj>crialii< var. 



All drawn from lilown larva;, by L. H. Jiiutel. 

 Fig. 4. — Outline of egg of Citheronia regalk, greatly enlarged; in, the ?ruliituring on the shell. Note. — The areas in 

 ■ill should have been drawn more polygonal. 



ISO 



