His object was to secure predominance for Argos in the north of Peloponnesus.
According to another story, her son Perseus, on his return with the head of Medusa, finding his mother persecuted by Polydectes, turned him into stone, and took Danae back with him to Argos.
The name Larissa was common to many "Pelasgian" towns, and apparently signified a fortified city or burg, such as the citadel of Argos.
It is usually stated, on the authority of Ephorus, that Pheidon of Argos established a mint in Aegina.
Hegias of Athens, Ageladas of Argos, and the Thasian painter Polygnotus, have all been regarded as his teachers.