Fossil Starfish and Brittle Star Rock Slab STL

An irregular slab of textured rock with two fossil echinoderms. A large five-armed starfish lies across the left side, its arms covered in rows of raised beads. To the right is a smaller brittle star with a round central disc and long, thin, wriggling arms, some of them broken into separate fragments as often happens in real fossils. Starfish and brittle stars have lived on the seabed since the Ordovician. Because their skeletons fall apart quickly after death, complete fossils are rare and usu…

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