Roman mosaic, Treves

The original Treves floor has much ornamented replaced by colour here. The central octagon contains a circle motif.

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains two squares.
• Contains 14 regular two-pointed star polygons with vertex angle of 45°.
• There are four non-regular reflective tiles.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 291 polygons.

1. Pl 410 (f) (Treves) of Catherine Balmelle .... Le décor géométrique de la mosaïque romaine, Paris, Picard, 2002. ISBN 270840624. [balmelle] {2 vols}

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