44 



zooLoar 



which is securely fastened by silk threads to its twig ; the 

 Cecropia moth, expanding six inches, wliose coarse tegumentary 

 cocoon is bound along its whole length to a twig; and the 



Fic;. 43. — Cilheroiu'n rcrjah's, the rogal moth. Olive ant:l red wings, yellow 

 spots. Nat. size. Photo, by A\'. H. C. P. 



nearly equally large Regal moth (Citheronia rcgalh, Fig. 43), 

 whose larva is our largest caterpillar (Fig. 44). All of these 

 species arc easily reared from the larva^ or cocoons. 



Closely allied to the Bombycids are the Tent-caterpillars, 



Fic 



44. — Larva of Citheronia regalis. Head to left. One-half nat. s'ze. 

 Photo, by W. H. C. P. 



