STUDIES ON THE ANATOMY AND PHYSIOLOGY 

 OF THE SILK-PRODUCING INSECTS. 

 I. ON THE STRUCTURE OF THE SILK GLANDS 

 AND THE SILK FORMATION IN BOMBYX MORI. " 



YosFIIMARn T.VNAKA. ^-./.r^../,/ . 



With Vl TII-IX. 

 Introductory. 



