Stheno

Mothers: Andromeda, Ceto

Fathers: Androdamas, Crotopus, Perseus, Phorcus

Siblings: Alcaeus, Cynurus, Dino, Electryon, Enyo, Euryale, Gorgo, Gorgophone, Heleus, Medusa, Mestor, Pephredo, Perses, Psamathe, Scyllis, Sthenelus, Sthenelus

Gorgons

Sea

1. Perseus beheads Medusa born
2. Pegasus and Chrysaor are born from Medusa’s severed neck
3. Perseus escapes the Gorgons with his hat of invisibility

Apollodorus - Library and Epitome: Library, Section 4.2