The Internet Archive has a preservation copy of this work in our general collections.
X e\\' species of the true X europtera are not abundant in our country, a nd the three follmYing species represent recent additions to my collection. The . --llloclzrysa is one of the largest and most elegant of our Chrysopidae: while the Panorpa is interesting, since it shows the value of the male genitalia. Bydoi:10.1155/1906/584520 fatcat:3emnv4kcbnesvl23xwypsywl2u