Enigmatic structures, possibly armored scale insect (Diaspididae) covers (DT86) on Agathis zamunerae from Laguna del Hunco (MPEF-Pb 6324) A covers on leaves and a branch B row of covers along the central axis of a leaf C four covers D dorsal and ventral covers E impression of cover F five covers G ventral cover and poorly preserved dorsal cover H impression of dorsal cover with concentric growth rings I dorsal cover with concentric growth rings J view of ventral cover under epifluorescence K protruding ventral cover with horizontal and vertical striations L ventral cover with horizontal and vertical striations under epifluorescence.