Steve Wixon

Fri, 21 Apr 2017 11:29:29 +0000

Fossil Ediacaran - These soft-bodied animals appeared 575 million years ago during the Ediacaran geological period. They lived in the ocean and grew some 6.5' (2 m) in length


    seldom seen crinoid-a modified feather star from New Caledonia (in the South Pacific) called Gymnocrinus richeri!

    #Dios: Una hipótesis que se puede poner a prueba

    fossil Palm Frond, Green River, Wyoming

    looks like art...Sea Urchin Fossil. Stereocidaris sceptrifera (Mantell, 1822); NHM E1952. Upper Chalk, probably Santonian, Upper Cretaceous, Buckland, Herefordshire, UK. The Natural History Museum, London

    Ammonite | Inside an artist's studio

    Uintacrinus socialis, Crinoids, sea lilies or feather-stars, fossils embedded in a limestone matrix, Cretaceous age (144 to 65 million years ago). photo: Chip Clark, Smithsonian Institution

    Jurassic aged cephalopod fossil (Phragmoteuthis conocauda) at the Paläontologische Museum in München

    Fossil dragonfly, Isophlebia aspasia, Upper Jurassic, 163.5 to 145 million years ago

    Fossil of Encrinaster, an extinct echinoderm. Naturalis museum, Leiden, Netherlands.

    New analysis finds that only a few families have ever died out

    Fossilized Dinosaur eggs displayed at Indroda Dinosaur and Fossil Park, in Gandhinagar in the state of Gujarat, India.