Neptune of the sea, identified with the Greek Poseidon. The demand for a mythological name seemed to be in keeping with the nomenclature of the other planets, all of which, except for Earth, were named for deities in Greek and Roman mythology. Most languages today, even in countries that have no direct link to Greco-Roman culture, use some variant of the name "Neptune" for the planet. However, in Chinese, Vietnamese, Japanese, and Korean, the planet's name was translated as "sea king star" (), because Neptune was the god of the sea. In Mongolian, Neptune is called "Dalain Van" (Далайн ван), reflecting
Libya (mythology) Some sources name a third son, named Lelex. In Roman mythology, Libya was the daughter of Epaphus, King of Egypt, and his wife Cassiopeia. She married Neptune, a foreigner of much power whose real name is unknown. Libya and Neptune had a son called Busiris, who became a brutal tyrant of Upper Egypt. The territory that she ruled, Ancient Libya, and the country of modern-day Libya are named after her. Libya (mythology) Libya (from ) is the daughter of Epaphus, King of Egypt, in both Greek and Roman mythology. She personified the land of Ancient Libya in North Africa, from