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Ammonite (AKA snakestone or petrified serpent) |
Brittle Star (AKA devil’s toenail) |
Gryphaea (AKA devil’s toenail) |
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| Extinct relative of squid and octopus; from ½ in. to 2 ft. across. Was believed to be a coiled, headless snake | Sea creature like starfish, with thin, flexible arms | Bivalve similar to an oyster |
| Belemnite (AKA devil’s finger or thunderbolt) |
Crinoid (AKA sea lily) |
Sea urchin (AKA fairy loaf) |
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| Extinct marine animal like modern squid or cuttlefish. Fossilized part is a thick bullet-shaped shaft called a guard. It was believed to be thrown alongside lightning, making the noise and killing people struck by it. | Marine animal with long frond-like arms, resembling wavy flowers.
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Similar to modern sea urchin. It was said to be a fairy's loaf of bread. |
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Ichthyosaur |
Plesiosaur (AKA sea dragon) |
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| “Near lizard” – ancient marine reptile with small head, very long neck, and paddles; once described as like a snake threaded through the shell of a turtle |