Definition: A light sensing organ composed of multiple ommatidia, visual units consisting of a limited number of rhabdomeric photoreceptor cells, cornea-secreting epithelial cells, interommatidial pigment cells, and sometimes crystalline cone cells
Definition: The presence of short wings, not functional as organs of flight. Micropterous (used inconsitently in the literature) is here treated as a synonym of brachypterous.
