12th to early 13th Dyn. up to Neferhotep I(D6-type head)
Bibliography:
examined in the museum [cp (all sides)]; online catalogue (accessed on March 31, 2021) [cp (base)]; Petrie 1917, pl. XVI (13.Z) [bp (base)]; G. T. Martin 1971, no. 414, pl. 36 (24) [s (base)]
