Hippocampus (mythology) Poseidon (or Roman Neptune) often drives a sea-chariot drawn by hippocampi. Thus hippocampi sport with this god in both ancient depictions and much more modern ones, such as in the waters of the 18th-century Trevi Fountain in Rome surveyed by Neptune from his niche above. The appearance of hippocampi in both freshwater and saltwater is counter-intuitive to a modern audience, though not to an ancient one. The Greek picture of the natural hydrological cycle did not take into account the condensation of atmospheric water as rain to replenish the water table, but imagined the waters of the sea oozing back
Neptune (mythology) realm and the life cycle. Thesan and Uśil-Aplu, who has been identified with Śuri (Soranus Pater, the underwold Sun god) make clear the transient character of worldly life. The association of Nethuns and Uśil-Aplu is consistent with one version of the theory of the Etruscan Penates (see section below). In Martianus Capella's depiction of Heaven Neptune is located in region X along with the Lar Omnium Cunctalis (of everybody), Neverita and Consus. The presence of the Lar Omnium Cunctalis might be connected with the theology of Neptune as a god of fertility, human included, while Neverita is a theonym derived