ILLUSTRATIONS. 



Page. 



Fig. 1 — Adult silkworm 5 



2. — Silk elands in a mature worm 6 



3. — The chrysalis 7 



4. — The moth — male and female 8 



5. — Mulberry cuttings 10 



6. — Light movable shelves 12 



7. — The rearing room 13 



8. — Hot w^ater incubator 15 



9. — Net used in changing beds 20 



10. — Perforated paper used in changing beds in the second and third ages. 21 



11. — Arrangement of spinning places 26 



12.— Device for removing floss from cocoons 27 



13. — Worms affected with flacherie dying in the brush 29 



14. — Worm which died from flacherie putrefying after death 30 



15. — Worm emaciated from gattine after the fourth molt 31 



16. — Calcinated worm 31 



4 

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