Author: Pritchard, A.E.
Title: The North American Gall Midges of the tribe Micromyini; Itonididae (Cecidomyiidae); Diptera.
Description: N.pl., 1947. 86 pp. 2 plts. Soft cover. (Entom. Americana XXVII).

Keywords: Entomology Mosquitos Nematocera Entomologie Muggen Diptera