Roman mosaic, Pompeii

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains one square.
• Contains one regular two-pointed star polygon with vertex angle of 60°.
• There is one non-regular reflective tile.
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 218 polygons.

1. Page 56 (middle right) from [cahier]
2. Page 7 (With different colour and proportions) from [d-avennes]
3. Page 8 (Found underneath another mosaic at Fishbourne, UK) from [field1]
4. Pl 184 (b,d,e) (Florence, Antioche, Antioche) from [balmelle]
5. Plate XXV(right centre) (Mosaic from Pompeii and the Museum at Naples, Italy) from [jones]

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