Category:Thysanura

Thys`a*nu"ra, n. pl. Etym: [nl., fr. Gr. (zoöl.)

Defn: an order of wingless hexapod insects which have setiform caudal Appendages, either bent beneath the body to form a spring, or Projecting as bristles. It comprises the cinura, or bristletails, and The collembola, or springtails. Called also thysanoura. See lepisma, And podura.