106 QUINCE CULTURE. 
the stem that supported the cut-worm. Further obser- 
vation showed that they pupated ten days before coming 
forth to repeat their work of destruction. The female 
of this parasite lays about 100 eggs, which shows that 
they are capable of doing much good service. The car- 
nivorous beetles Calosoma scrutator and Calosoma cali- 
dum (Fabr.) are very active in hunting and eating all 
the species of cut-worms. ‘The latter is a very beautiful 
beetle, with copper-colored spots on the wing covers. 
Their aid as destroyers of noxious insects should be 
better known and appreciated. 
ATTACKING THE LEAVES. 
9, CATERPILLAR OF THE HANDMAID MOTH, or THE 
YELLOW-NECKED APPLE-TREE CATERPILLAR (Datana 
ministra, Drury).—Of all insects that prey upon the 
leaves of quince trees, I have found the caterpillar 
of the Handmaid Moth most destructive. As one of 
Fig. 81I—EGGS OF MOTH. 
its names suggests, it is also destructive of the foliage 
of the apple and also of the cherry. The eggs are laid 
on the under side of a leaf, selecting one near the end of 
atwig. They are fastened in nearly straight rows to one 
another as well as to the leaf. They vary from about 150 
to 180, each the size of a small pin head. They hatch at 
varying times from July onward, occasional broods com- 
ing out as late as September. At first they only eat the 
