Stheno Medusa was beheaded by Perseus, Stheno and Euryale tried to kill him, but failed due to his use of Hades' cap, becoming invisible. Stheno In Greek mythology, Stheno ( or ; Greek: Σθενώ, English translation: "forceful"), was the eldest of the Gorgons, vicious female monsters with brass hands, sharp fangs and "hair" made of living venomous snakes. The daughter of Phorcys and Ceto, Stheno was born in the caverns beneath Mount Olympus. She and her sister Euryale were both immortal, and the third sister, Medusa, was mortal. Of the three Gorgons, she was known to be the most independent and
Astrocladus euryale Astrocladus euryale Astrocladus euryale, the basket star, or gorgon's head is a brittlestar of the family Gorgonocephalidae found in the coastal waters of South Africa from the west coast of the Cape Peninsula to about Algoa Bay. The 10 arms branch repeatedly in an alternating pattern into ever-finer tendrils, which can be extended to form a basket-like net for filter feeding, or rolled up compactly against the body disc when not feeding. The body is generally a pale grey studded with whitish knobs usually ringed with black. The pattern varies, and the colours can vary regionally. The arms are usually