Lernaean Hydra that Hera placed the Hydra and crab as constellations in the night sky after Heracles slew him. When the sun is in the sign of Cancer (Latin for "The Crab"), the constellation Hydra has its head nearby. In fact, both constellations derived from the earlier Babylonian signs: Bashmu ("The Venomous Snake") and Alluttu ("The Crayfish"). Primary sources Secondary sources Lernaean Hydra The Lernaean Hydra or Hydra of Lerna (, "Lernaîa Hýdra"), more often known simply as the Hydra, is a serpentine water monster in Greek and Roman mythology. Its lair was the lake of Lerna in the Argolid, which was
Lerna Helladic period, shaft graves were cut into the tumulus of the House of Tiles, indicating that the significance of that monument had been forgotten. Lerna was used as a cemetery during the Mycenaean age, but was abandoned about 1250 BCE. Ceramics of Lerna III include the hallmark spouted vessels that archaeologists name "sauceboats", with rims that sweep upwards into a curved spout, as well as bowls with incurving rims, both flat-bottomed and with ring bases, and wide saucers, sometimes with glazed rims, more pleasant for the drinker's lips. Jars and hydria have swelling curves. Painted decoration is sparse; stamped sealing