Sourced record CRE-022 · Greek mythography

Medusa

The mortal Gorgon in Apollodorus

The only mortal Gorgon, whose dragon-scaled head, tusks, bronze hands, golden wings, and petrifying gaze make her the object of Perseus’s deadly quest.

Mythic cosmosGorgonPetrifying gaze
Primary sourceApollodorus, Library 2.4.2–3

Quick answer

In Apollodorus, Medusa is one of three flying Gorgons and the only sister who can die. Anyone who looks at her turns to stone, so Perseus watches her reflection in a bronze shield while Athena guides the hand that cuts off her head.

Quick facts

TraditionGreek mythology
BookApollodorus, Library 2.4.2–3
Source realmThe Gorgons’ remote home by Ocean
Creature typeMortal Gorgon
SistersStheno and Euryale, both immortal
FormDragon scales around the head, boar-like tusks, bronze hands, and golden wings [1]
Defining powerTurns those who look at her to stone
ChildrenPegasus and Chrysaor, born when she is beheaded

What the source book says

King Polydectes orders Perseus to bring back a Gorgon’s head. Hermes and Athena guide him to magical equipment: winged sandals, a wallet, Hades’s cap of invisibility, and an adamantine sickle. He reaches the three Gorgons while they sleep and chooses Medusa because she alone is mortal.[1]

Perseus looks away from Medusa and instead watches her image in a bronze shield while Athena guides his hand. When he cuts off her head, Pegasus and Chrysaor spring from her. The severed head retains its power: Perseus petrifies enemies with it before giving it to Athena, who sets it in the centre of her shield.[1]

Source boundary: This page follows Apollodorus’s account. It does not say that Medusa began as a human woman transformed by Athena, and its phrase about dragon scales around the Gorgons’ heads should not be silently replaced with the precise snake-hair anatomy fixed by later art.

Description and abilities

Apollodorus describes all three Gorgons together. Their heads are encircled by dragon scales, their tusks resemble a boar’s, their hands are bronze, and their golden wings let them fly. Their gaze petrifies any observer, which is why reflection, invisibility, sleep, and an averted face are all necessary to Perseus’s approach.[1]

  • Is mortal although her two sisters are not
  • Flies on golden wings
  • Petrifies anyone who looks directly at her
  • Must be approached through reflection and concealment
  • Retains her power after death

Source realm: the Gorgons’ home by Ocean

Perseus needs directions from the Graeae and distant nymphs before he can reach the sleeping Gorgons near Ocean. The story treats their dwelling as an edge of the known mythic world, accessible only with divine guidance and equipment. Medusa’s head then travels from that remote place to Ethiopia, Seriphus, and finally Athena’s shield.

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Role in the myth

Seeing without looking

Perseus cannot meet the danger directly. The reflected image in Athena’s shield turns indirect sight into the practical condition for survival.

Mortality among monsters

Medusa is selected not because she is the only Gorgon with petrifying power, but because she is the only one whose death is possible.

A power that survives its bearer

Beheading does not neutralise the Gorgon’s gaze. The head becomes a weapon, then a permanent divine emblem carried by Athena.

Book and reference

  1. 1
    The Library

    Apollodorus; translated by James George Frazer. Loeb Classical Library, 1921. See Book 2, sections 4.2–3.

    Read the translated text ↗