NEUROPTERA. 
55 
received a specimen of that hornet-like insect, the Birex 
gigaSy from an acquaintance who sent it to me with the 
statement that it had attacked and stung the horses he 
was driving at the time. Probably the horse had been 
alarmed by the sudden appearance of the insects, which 
have, however, no power to harm. 
In France, from their light and graceful motions, 
Dragon-flies, as w r e have seen, are called Demoiselles ; 
in Germany, from their water-birth, they have the name 
of Wasser-jungfern, “Water-virgins,” or Flor-flieger , 
“ Gauze-flies,” in allusion to their net-work wings. 
Lieellula Larva and Insect emerging from Pupa. 
Dragon-flies have a keen sight, and fly w r ith amazing 
rapidity, now forwards, now backwards, now darting 
