248 THE INSECT WORLD. 
are also represented the eggs and the cocoon. The moth has the 
abdomen yellowish underneath, with little white tufts. Its wings 
are traversed by a white band, which is followed exteriorly by a 
line of a bright rose; each wing is also marked with a lunula or 
crescent-shaped spot. 
In 1858 M. Guérin-Méneville presented to the Académie des 
Sciences of Paris the first moths and the first eggs laid in France 
of the Attacus Cynthia. This able entomologist demonstrated 











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Fig. 228.—Eges, larvae, and cocoons of Attacus (Bombyx) Cynthia. 
very soon afterwards—lIst, that the caterpillars of this insect can 
be reared in the open air, and with scarcely any cost for manage- 
ment; 2ndly, that it produces two crops a year in the climate of 
Paris and the north of France; 3rdly, that the cultivation of the 
Ailanthus, or the false Japan varnish tree, on which this insect 
lives, is easy even in the most sterile soil. 
