PLATE IX. 



MOTH, SILKWORM. 



1. Antenna of Moth. 2. Tongue of Moth. 8. A portion of the Tongue highly magnified, 

 showing circular muscular fibre. 4. Tracheae of Silkworm. 5. Foot of Silkworm. 



(the small CIKCLES enclose the objects 01' THE NATUKAL SIZE.) 



