Base completely restored.
Dull black glaze.
Young XX 1-3 and Brann 261 are similarly decorated but deeper and less rounded so probably later than ours ... MG II
Flat bottom; flaring rim pinched to trefoil mouth. Elongated sigmas on outside; row of dots on outer face of lip. Lip reserved inside and decorated with elongated dots linked by tangents; otherwise glazed ... LG IIB