Proto-Indo-European mythology also in the myths of the slaying of the nine-headed Lernaean Hydra by Heracles and the slaying of Python by Apollo. The story of Heracles's theft of the cattle of Geryon is probably also related. Although Heracles is not usually thought of as a storm deity in the conventional sense, he bears many attributes held by other Indo-European storm deities, including physical strength and a knack for violence and gluttony. The original Proto-Indo-European myth is also reflected in Germanic mythology. In Norse mythology, Thor, the god of thunder, slays the giant serpent Jörmungandr, which lived in the waters surrounding the
Arion (mythology) (Gaia): According to Pausanias, Heracles, waging war with the Eleans, acquired this horse from Oncus. The son of Zeus would have thus ridden upon Arion when he seized Elis. Thereafter, Heracles gave Arion to Adrastus; this is why Antimachus said of Arion: "Adrastus was the third lord who tamed him.". Arion (mythology) In Greek mythology, Arion or Areion (, gen.: Ἀρίωνος, Ἀρείωνος) is a divinely-bred, extremely swift immortal horse which, according to the Latin poet Sextus Propertius, was endowed with speech. Arion's siring by Poseidon in stallion form vary by author: according to the Pseudo-Apollodorus, the horse was foaled by