DIALOGUE XXXVill. 
eULEX, OR GNAT. 
MOTHER. The genus of insects, 
which I have selected for our conversa- 
tion this morning, is the culex, or gnat, 
an insect of which I believe you have 
already heard. 
Lucy, That I have, indeed, and have 
felt them too ; they are very troublesome 
in the evenings. 
Mother, On some persons' skins they 
produce much pain and inflammation : 
and at night they 'are very disagreeable 
guests in one's bed room, from their in- 
cessant noise. The gnat always lays its 
eggs in pools of standing water, on the sur- 
face of which it is curious to see them 
