Side of body oblique inward, wedged or
boat-like; 7 pairs of slender setae on
dorsal surface; without waxy marginal
fringe and upper periphery of body.
Side of body oblique inward, wedged or
boat-like; 7 pairs of slender setae on
dorsal surface; without waxy marginal
fringe and upper periphery of body.
Side of body perpendicular, not wedged
or boat-like.