125 

 PLATE XXVUI. 



Fig. 1. 



Fin. 2. 



Silk of Boaibyx mori, or silk of commerce. Silk of Bombyx rnori, Showing transverse 



sections. 



Fio. 3. 



Fin. 4. 



Silk of Anthersea mylitta or Tusser siik 

 Fig. 5. 



Silk of Anthersea mylitta or Tusser sil 

 showing fibrets and transverse section? 



Fig. 6. 



Siik of Anthersea Assania or .\luga silk. 



Silk of Antiieiieu yernyi. 



