Définition : overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
Définition : A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
Définition : The gnawing and biting-off of small fragments of tissue, whether from plants or dead invertebrates. [ https://www.worldcat.org/search?q=bn%3A0-412-40180-0 ]
Définition : superposition compound eyes where each ommatidium is equipped with a lens cylinder arrangement, producing the equivalent of a pair of lenses, with the first lens producing a small image halfway down the structure and the second lens turning the image back into a parallel beam. In the process the ray direction is reversed. Thus, the emerging beam is on the same side of the axis as the entering beam—the condition for obtaining a superposition image from the whole array.
Définition : 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.
