UNUSUAL JURASSIC FOSSIL LOBSTER Cycleryon sp. Upper Jurassic Solnhofen formation, Germany The Cycleryon is a lobster-like crustacean that possessed a heavily armoured carapace, thin claws, and strong legs for swimming.
Feet to Flippers A fossilized left fore-paddle of the mosasaur Clidastes propython in the University of Kansas Museum of Natural History's collection. As mosasaurs adapted to marine life, the extremities that were once feet gained bones called phalanges and became paddles.
SUPERBLY ELEGANT FOSSIL SEA LILY Seirocrinus subangularis Lower Jurassic Posidonienschiefer Formation, Holzmaden, Baden-Württemburg, Germany The Crinoid, known also as the Sea Lily or Feather Star, is one of the world's so-called "living fossils", with species still to be found in today's oceans from Indonesia to the Caribbean.