This amulet represents a baboon. Amulets of baboons were associated with Thoth, the patron deity of scribes. Baboons were also associated with the sun and moon. Most of the greenish glaze on this faience amulet has worn off.
From Meroe (Beg. South) Grave 180. 1921: Excavated by the Harvard University-Museum of Fine Arts Expedition; assigned to the MFA by the government of Sudan.
Harvard University—Boston Museum of Fine Arts Expedition