vannal fold (ARTHRO: Insecta) A radial line of folding of a wing, commonly between the cubital field and the first vannal vein; sometimes variable.
vannal lobe (ARTHRO: Insecta) A lobe in the anal area of a wing, immediately distad of the jugal lobe (when present).
vannal region (ARTHRO: Insecta) That part of the wing comprising the vannal veins, or veins directly associated with the third axillary; vannus.
vannal veins (ARTHRO: Insecta) The veins of a wing in the vannal region, with basal association with the third axillary sclerite.
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