110 QUINCE CULTURE. 
them are likely to be barren, because it is too late to 
form new foliage with fruit buds. 
Remedy.—Gather and destroy them in their webs. 
The Spined Soldier-bug (Podisus spinosus, Dallas) pierces 
their bodies with its beak, and sucks them empty. There 
are birds that pierce their webs and destroy them in 
spite of their concealment. 
11. Tue Bac-Worm, Basket-Worm, or Drop-Worm 
(Thyridopteryx ephemereformis, Haw).—The bag-worm 
a, Larva; 0, Chrysalis; c. Female; d. Male; e, Female bag opened; /, The 
Worm and its Bag; g, The Young. 
Fig. 94.—THE BAG-WORM, BASKET-WORM, OR DROP-WORM. 
of the United States has a range from Alabama on the 
south to Massachusetts on the north. The Germans 
call it Sack-trager (sack-bearer). It feeds on almost 
every variety of trees, including the quince. ‘The names 
applied to this caterpillar are significantly descriptive. 
No sooner is it hatched than it begins to make a bag- 
like house on a tender leaf. Standing on the leaf, with 
its little tail turned up, it spins a silken ring around it- 
self, fastening bits of the leaf on the outside, and adding 
to the lower edge of the ring as they increase it upward, 
