Extinct ... already!

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  • Xenodiphyodon

    Extinct genus of tetrapods.

  • Coccodus

    Extinct genus of fishes.

  • Acanthochirana

    Extinct genus of crustaceans.

  • Baron Essendon

    Extinct barony in the Peerage of the United Kingdom.

  • Bison latifrons

    Extinct species of mammal.

  • Haplolambda

    Extinct genus of mammals.

  • Xiaochelys

    Extinct genus of turtles.

  • Eysyslopterus

    Extinct genus of arthropods.

  • Nichollssaura

    Extinct genus of reptiles.

  • Acanthochirana

    Extinct genus of crustaceans.

  • Riedaster

    Extinct species of starfish.

  • Cedaria

    Extinct genus of trilobites.

  • Euomphalidae

    Extinct family of gastropods.

  • Machimosauridae

    Extinct family of reptiles.

  • Dysoneuridae

    Extinct family of caddisflies.

  • Megistaspis

    Extinct genus of trilobites.

  • Carcharoides

    Extinct genus of Mackerel shark.

  • Callistophytaceae

    Extinct family of seed ferns.

  • Paraorthacodus

    Extinct genus of sharks.

  • Chamaeleoaspis

    Extinct genus of trilobites.

  • Regaliceratops

    Extinct genus of dinosaurs.

  • Palaeogadus

    Extinct genus of fishes.

  • Neoparadoxia

    Extinct genus of desmostylian mammal.

  • Electromyrmococcus

    Extinct genus of true bugs.

  • Megalictis

    Extinct genus of carnivores.