👉 In Greek mythology, a "filii" refers to the offspring of an adult male who is also known as a father. In this context, it means that these filii are the children of a male god or goddess and are therefore considered his descendants. For instance, in the story of Hades, the son of Zeus (the king) was named Iphigénus. This individual is the ancestor of all the gods who were born from Hades' daughter, Persephone,