sentences:  Iapetus has been equated with Japheth (יֶפֶת) the son of Noah as the progenitor of mankind based on the similarity of their names and the tradition.Iapetus was linked to Japheth by 17th-century theologian Matthew Poole, Robert Graves, and John Pairman Brown.Iapetus ("the Piercer") is the one Titan mentioned by Homer in the "Iliad" as being in Tartarus with Cronus.