The median preoral appendage articulated with the clypeus by the clypeolabral suture. In adult mosquitoes, lying anterior to the mandibles in the premental gutter; the labrum forms the food meatus. In mosquito larvae, its adoral surface is represented by the median labral plate; its oral surface by the labropalatum. In mosquito pupae, long and slender and continuous with the clypeus.
General: labrum