Ogygius
Could not find Ogygii in Logeion dictionaries.
Ogygii Proper-name adjective: masculine vocative plural, Proper-name adjective: neuter genitive singular, Proper-name adjective: masculine nominative plural, Proper-name noun: masculine nominative plural, Proper-name noun: masculine genitive singular, Proper-name noun: masculine vocative plural, Proper-name adjective: masculine genitive singular of Ogygius
Ōgygĭus, a, um, v. Ogyges, B.