Appearance
This species grows up to 20 cm in diameter, with short arms and a large body. The upper surface is red and covered with rounded knob-like spines; the lower surface contains many macroscopic bivalved pedicellariae.

Hippasteria phrygiana, (Parelius, 1768)
Hippasteria phrygiana, commonly known as the trojan star, is a sea star species, a member of the Goniasteridae family.
This species grows up to 20 cm in diameter, with short arms and a large body. The upper surface is red and covered with rounded knob-like spines; the lower surface contains many macroscopic bivalved pedicellariae.
This species is incredibly widely distributed: it is present in the 3 main oceanic basins.
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