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COCOONS OF PURE SILK. 
in confinement, but always comes from the 
jungle. 
The natives, who watch these worms as they 
do the others, give the most astonishing account 
of the long flights this insect will take. They 
often catch him, and mark his wings that they 
may know him again, and by doing so have found 
out that he has flown a distance of more than a 
hundred miles! 
The silk from the Jarroo cocoon is reeled off, 
and makes a cloth that is very durable, and well 
adapted for wear in a hot climate. 
But the silk spun by the Arrindy worm, as 
the natives call it, is by far the most durable of 
any. Indeed, it seems as if the cloth made of it 
would never wear out; and a garment often 
descends from father to son, or from mother to 
daughter, as good and strong as ever. It must, 
however, be washed in cold water, or else it will 
tear like old rag, and never be good for anything 
again. 
The Arrindy worm is reared by the natives in 
the same way as the silkworm is with us. It 
is of a pale sea-green color, and exceedingly 
voracious; devouring every day a great deal 
more than its own weight. The chrysalis only 
lies about twenty days; and when the moth comes 
