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This category has the following 3 subcategories, out of 3 total.
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133:Prehistoric animals by geological period
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28:Category:Proterozoic animals
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26:See also the preceding
17:Prehistoric animals
103:Paleozoic animals
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128:Phanerozoic life
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55:Cenozoic animals
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21:Phanerozoic Eon
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122:Categories
107:(4 C, 6 P)
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59:(7 C, 2 P)
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68:M
44:C
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