It consists of perfect pierced shell with four holes on top of shell, large bivalve (like a clamshell). Similar to 13.3806 and 16-4-1603.
From Nubia, Kerma, K N 130. 1916: excavated by the Harvard University–Boston Museum of Fine Arts Expedition; assigned to the MFA in the division of finds by the government of Sudan.
Harvard University—Boston Museum of Fine Arts Expedition