010103, 021111, 240325, 260102, 260106, 260109, 260117, 260118, 260121, 260131, 280105 - A single star with five points. Skull and crossbones (poison symbol). Other emblems and insignia. Plain single line circles. Semi-circles. Geometric figures, objects, humans, plants or animals forming or bordering the perimeter of a circle. Two concentric circles. Three or more concentric circles. Circles that are totally or partially shaded. Five or more circles. Inscriptions in Greek characters, including the following: Α α Β β Γ γ Δ δ Ε ε Ζ ζ Η η Θ θ Ι ι Κ κ Λ λ Μ μ Ν ν Ξ ξ Ο ο Π π Ρ ρ ς Σ σ Τ τ Υ υ Φ φ Χ χ Ψ ψ Ω ω.