Keywords: MID4216, SMID4258, Amphitrite 67, Kairoi/Tempora anni 191, Ketos (S) 34, Nereides 430a, Poseidon/Neptunus 105, Seirenes (S) 94a, mosaic, polychrome, Roman, opus tessellatum, 193/235, Sousse (Hadrumetum), Tunisia, Tunis, Musée National du Bardo, A 1, quadriga, dolphin, siren, hippocamp, Amphitrite, Poseidon, Triton, Nereides