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    • Kingdom Protista
    • Kingdom Animalia >
      • Phylum Porifera (Sponges)
      • Phylum Cnidaria (Corals)
      • Phylum Bryozoa (Bryozoans)
      • Phylum Brachiopoda (Brachiopods)
      • Phylum Mollusca (Clams, Oysters, Gastropods, Cephalopods) >
        • Class Pelecypoda (Clams, Oysters)
        • Class Gastropoda (Gastropods)
        • Class Cephalopoda (Cephalopods)
      • Phylum Arthropoda (Trilobites, Insects, etc.) >
        • Class Trilobita (Trilobites)
        • Class Insecta (Insects)
      • Phylum Echinodermata (Crinoids, Cystoids, etc.)
      • Phylum Hemichordata (Graptolites)
      • Phylum Malacostraca (Shrimp)
      • Phylum Chordata (Sharks Teeth, Dinosaurs, Snakes, etc.) >
        • Class Condrichthyes (Sharks Teeth, Bony Fish, etc.)
        • Class Osteicthyes (Fish)
        • Class Reptilia (Dinosaurs, Amphibians, etc.)
        • Class Mammalia (Horses, Mammals, etc.)
    • Kingdom Plantae (Plant life) >
      • Phylum Thallophyta (Algaes, etc.)
      • Phylum Tracheophyta (Ferns, Rushes, Horsetails, etc.)
      • Petrified Wood
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Geosource
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