^8 



CLASSIFICATION. 



o 



DESCRIPTION OF NEUEOPTERA. 



1st. — Wings — four, as active organs of flight, 

 generally large an 1 about equal sized, membra- 

 neceous, transparent, and covered Avith a deli- 

 cate network of veins, like those of a leaf. 



2d. — 3fouth parts^ for chewing; jaws trans- 

 versely moveable, and never with the lips and 

 chin lengthened into a trunk. 



3d. — Tra) sformations, quite various, com- 

 plete and incomplete. Larva? with six articu- 

 lated legs ; of some, aquatic — of others, terres 

 trial. 



Pupa various ; in some inactive with the 

 limbs folded over the breast; in others active, 

 and more or less resembling the imago. 



FAMILIES OF NEUROPTEKA. 



Termitidie (white ant family). 



Ephemeridas (May flies). 



Libellulida3 (the Dragon fly family). 



Hemerobida) (Aphis Lions and lace-winged flies). 



Phryganeidae. 



Psocidse. 



