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orbis antiquus » orbis antiqui, urbis antiquae
2 orbis » 2 orbits, 1 orbis, 3 orbis
2 orbit » 2 orbits, _ orbit, 2 orbital
orbis antiquus » orbis antiqui, urbis antiquae
2 orbis » 2 orbits, 1 orbis, 3 orbis
2 orbit » 2 orbits, _ orbit, 2 orbital