Neptune (mythology) to. Poseidon on the other hand underwent the process of becoming the main god of the sea at a much earlier time, as is shown in the Iliad. In the earlier times it was the god Portunus or Fortunus who was thanked for naval victories, but Neptune supplanted him in this role by at least the first century BC when Sextus Pompeius called himself "son of Neptune." For a time he was paired with Salacia, the goddess of the salt water. Neptune was also considered the legendary progenitor god of a Latin stock, the Faliscans, who called themselves "Neptunia proles".
Greek mythology existing literary evidence. Greek mythology has changed over time to accommodate the evolution of their culture, of which mythology, both overtly and in its unspoken assumptions, is an index of the changes. In Greek mythology's surviving literary forms, as found mostly at the end of the progressive changes, it is inherently political, as Gilbert Cuthbertson has argued. The earlier inhabitants of the Balkan Peninsula were an agricultural people who, using Animism, assigned a spirit to every aspect of nature. Eventually, these vague spirits assumed human forms and entered the local mythology as gods. When tribes from the north of the