each other, though fo extremely nearly allied in their 
general appearance. The caterpillar or larva was 
firft deferibed and figured by Madam Merian, who 
allures us that the long and thick briftles with which 
it is befet are nearly as ftrong as iron wires : it is of 
a green color; and the chryfalis is brown, fpotted 
with black. 
