Roman mosaic, Merida

• The symmetry group of the tiling is *333 (p3m1).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains two equilateral triangles.
• There is one non-regular reflective tile (including one kite).
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 218 polygons.

1. Pl 204 (e) (Merida) of Catherine Balmelle .... Le décor géométrique de la mosaïque romaine, Paris, Picard, 2002. ISBN 270840624. [balmelle] {2 vols}

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