Annularia sp. are the leaf whorls of an extinct horsetail. These horsetails (Sphenopsida) were arborescent (tree-like) and grew to a height of 31 feet. Fossil found in Illinois

Annularia sp. are the leaf whorls of an extinct horsetail. These horsetails (Sphenopsida) were arborescent (tree-like) and grew to a height of 31 feet. Fossil found in Illinois

This extremely rare and scientifically important specimen is the largest lizard ever found in amber. In fact, it is the largest complete animal ever discovered in amber and among the finest fossil vertebrates known to exist.

This extremely rare and scientifically important specimen is the largest lizard ever found in amber. In fact, it is the largest complete animal ever discovered in amber and among the finest fossil vertebrates known to exist.

Dinosaurios del mundo

Dinosaurios del mundo

The claws of Therizinosaurus - Therizinosaurus is a genus of very large theropod dinosaurs. Therizinosaurus comprises the single species T. cheloniformis, which lived in the late Cretaceous Period (late Campanian-early Maastrichtian stages, around 70 million years ago), and was one of the last and largest representatives of its unique group, the Therizinosauria

The claws of Therizinosaurus - Therizinosaurus is a genus of very large theropod dinosaurs. Therizinosaurus comprises the single species T. cheloniformis, which lived in the late Cretaceous Period (late Campanian-early Maastrichtian stages, around 70 million years ago), and was one of the last and largest representatives of its unique group, the Therizinosauria

The theropods of northern Germany by Hyrotrioskjan.deviantart.com on @DeviantArt

The theropods of northern Germany by Hyrotrioskjan.deviantart.com on @DeviantArt

Ulisse Aldrovandi’s History of Monsters (Monstrorum Historia, 1642)

Ulisse Aldrovandi’s History of Monsters (Monstrorum Historia, 1642)

history of life chart_2010_50dpi1

history of life chart_2010_50dpi1

Kronosaurus fossil.  Can you even imagine what this looked like when it was swimming through the ocean?

Kronosaurus fossil. Can you even imagine what this looked like when it was swimming through the ocean?

478 5ct  Iridescent Ammonite Ammolite Facet Rough Specimen Fossil

478 5ct Iridescent Ammonite Ammolite Facet Rough Specimen Fossil

Largest Turtle Shell ever found

Largest Turtle Shell ever found

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