. Elementary entomology. Insects. - in cu2 cu1 FIG. 458. Venation of a cecidomyiid gall-gnat (After Comstock). 4+G in 1*2 FIG. 459. Venation of a fungus-gnat {Mycetophilidae} (After Winnertz, adapted from Comstock). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sanderson, Dwight, 1878-1944; Jackson, C. F. (Cicero Floyd), b. 1882. Boston, New York [etc. ] Ginn and Company

---

Size: 2426px × 1030px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookpublisherbostonnewyorketcginnandcompany, booksubjectinsects