Stem cup
Chinese
Waisted cup with flared lip supported on an elongated hollow stem perforated with alternating columns of circular and triangular openings; thinly potted, lightly burnished blackened earthenware. Dawenkou culture. From the middle and lower Yellow River valley regions; Shandong, northern Jiangsu, northern Anhui, and eastern Henan provinces.
Black earthenware
Neolithic period, Dawenkou culture, c. 4300-2600 BCE