Some possibilities are any or all of civil strife, the Sea Peoples, the Dorians.
Dorians |
According to the Hesiodic Catalogue of Women, his sons were themselves progenitors of primary tribes of Greece: Aeolus the Aeolians, Dorus the Dorians, and Xuthus the Achaeans and Ionians through his sons Achaeus and Ion.
According to the scholiast on Pindar (Ol. xiii. 56), the name was derived from the fertile marsh (elos) near Marathon, where Athena had a sanctuary ; or from Hellotia, one of the daughters of Timander, who fled into the temple of Athena when Corinth was burnt down by the Dorians, and was destroyed in the temple with her sister Eurytione.