[Hydromedusae] Exumbrellar cnidocysts confined to specialised tissue in form of oval, club-shaped, spoon-shaped, or elongated patches immediately above the marginal bulbs (Zanclea, Medusa 3) or between the marginal tentacles (Proboscidactyla).

Alternative form for Exumbrellar cnidocyst cluster : Exumbrellar cnidocyst band.