Keywords: MID201524, SMID98496, Nereides Add 9, mosaic, Greece, opus tessellatum, 300/400, Ragouba el-Hamra, Nasr Allah, Kairouanthermal baths, Frigidarium, Tunisia, Ragouba el-Hamra (Nasr Allah), unknown, mask, fish, dolphin, trident, nymph, Poseidon/Neptunus, Nereides