日本語: 古生代
Preceded by Proterozoic Eon Phanerozoic Eon
Paleozoic Era Mesozoic Era Cenozoic Era
Cambrian Ordovician Silurian Devonian Carboniferous Permian Triassic Jurassic Cretaceous Paleogene Neogene 4ry

Subcategories

This category has the following 17 subcategories, out of 17 total.

A

C

D

E

G

L

N

O

P

S

T

W

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