Author: Stach, Jan.
Title: The Apterygotan fauna of Poland in relation to the world-fauna of this group of insects.Family: Sminthuridae.
Description: Kraków, 1956. 288 pp., 33 plts. Soft cover. (Posla Akademia Nauk).First 7 pp. with light water-stain in right bottom-corner.

Keywords: Entomology Entomologie