DIALOGUE X. 
ORDERS OF INSECTS ; SILK WORMS ; MIS- 
CHIEFS PRODUCED BY INSECTS ; TOR- 
TOISE SHELL BUTTERFLY ; ELEPHANT 
HAWK MOTH. 
MOTHER. Well, Lucy, can you tell 
me the meaning of the term lepidoptera ? 
Lucy, It is made out of two Greek 
words, that mean scale and wing, be- 
cause the wings are covered with little 
feather-like scales. 
Mother. That is precisely what I told 
you : and insects, of this order, havo al- 
ways four wings. 
Lucy. But, mamma, are there no 
other flies that have scales on their 
wings r 
Mother, No other ; it is therefore 
