A character which separates one group from another. For example: hind tibiae with distinct long anteroventral bristles is a differential character between the hybotid (sub)genera Elaphropeza and Drapetis; present in Elaphropeza and absent in Drapetis. Compare with diagnostic character.
Tried to attach an image to a forum post. jpg, 32kB, 72dpi, no blanks, ... File name is correctly displayed, but when I click "Preview Thread" it just vanishes. Help!