lower vaginal lip Fig 25,26,27 Abbr: LVL in ISBN:0-937548-00-6. In female mosquitoes, the sclerotized and pigmented rim of the floor of the vagina; articulated with the upper vaginal lip at the hinge; its median area is joined to the insula; usually spiculate. TGMA:0000611 TGMA:0000611 anterior lip of the atrium anterior sigma bride ventrale brides perioviductales default_namespace insular plate kraniale Genitalspange lower genital lip lower lip ninth sternite peri-atrial chitinization preatrial sclerite sclerotized ring sigma stigmata ventral arc of sigma ventral lip ventral vaginal lip vaginal lip