SECTION 3— SILK INSECTS 



714. THE CECROPIA SILKWORM. 



Attacus cecropia Linn. 



715. THE CEANOTHUS SILKWORM. 



Attacus ceanothis Behr. 



THE YAMA-MAI SILKWORM. 



Attacus yama-mai Guen.-Men. 



716. THE POLYPHEMUS SILKWORM. 



Telia polyphemus Linn. 



717. THE PROMETHEA SILKWORM. 



Attacus promethea Dm. 



THE ANGULIFERA SILKWORM. 



Attacus angulifera Walk. 



718. THE AILANTHUS SILKWORM. 



Samia cynthia Dru. 



719. THE COLUMBIA SILKWORM. 



Attacus Columbia Smith. 



719a. THE LUNA SILKWORM. 

 Actias luna Linn. 



720. THE MULBERRY SILKWORM. 



Sericaria mori Linn. 



721. THE IO SILKWORM. 



Hyperchiria io Fab. 



721a. THE BAG-WORM. 

 Thyridopterix ephemerarformis Steph. 



