Pegasides Pegasides Pegasides () were nymphs of Greek mythology connected with wells and springs, specifically those that the mythical horse Pegasus created by striking the ground with his hooves. According to Greek mythological tradition the winged horse Pegasus was the son of Poseidon, sea and river god of the Greeks, equivalent to the Roman Neptune. The hero Bellerophon needed the untamed Pegasus to help him defeat the monster Chimera. Hence, while Pegasus was drinking at the spring Pirene in Corinth, Bellerophon caught him. Pegasus, startled, struck a rock with his hoof, creating the spring Hippocrene on Mount Helicon. The name Pegasides
Neptune (mythology) of Actium. This building substituted the older temple, which in its turn substituted a more ancient altar. Neptune is one of only four Roman gods to whom it was appropriate to sacrifice bulls, the other three being Apollo, Mars and Jupiter, although Vulcan was also allowed the offering of a red bull and a red bull calf. The wrong offering would require a piaculum if due to inadvertency or necessity. The type of the offering implies a stricter connection between the deity and the worldly realm. During the war with Veii in 393 BC the level of Lake Albano ("Albanus