DIALOGUE XXII. 
FOURTH ORDER, NEUROPTERA. LIBEL- 
LVLAy OR DRAGON FLY. EPHEMERA. 
LUCK, Now, mamma, we are to 
begin the fourth order, for we have al- 
ready gone through the thirds called 
lepidoptera. 
Mother, Can you tell me the names 
of the two first orders, and their 
meaning ? 
Li(cy, The first order is coleoptera, 
and the name is formed of two Greek 
words, which signify a sheath, and a 
wing : it contains all the beetles, and 
ether insects that have homy wing cases. 
Mother. Very well ; and the second 
order r 
Lucy, Is hemiptera, from Greek 
words, which mean half, and wing ; be- 
cause ihe upper wings, or elytra, are 
