Category:Geological periods

• Categories by geological period‎ (3 C)

C

• Cambrian‎ (13 C, 5 P)
• Carboniferous‎ (13 C, 5 P)
• Cretaceous‎ (7 C, 4 P)
• Cryogenian‎ (2 C, 9 P)

D

• Devonian‎ (13 C, 3 P)

E

• Ediacaran‎ (11 C, 44 P)

J

• Jurassic‎ (7 C, 1 P)

N

• Neogene‎ (7 C, 4 P)

O

• Ordovician‎ (8 C, 5 P)

P

• Paleogene‎ (7 C, 2 P)
• Permian‎ (13 C, 6 P)

Q

• Quaternary‎ (13 C, 11 P)

S

• Silurian‎ (12 C, 3 P)

T

• Tonian‎ (1 C, 1 P)
• Triassic‎ (7 C, 5 P)

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• System (stratigraphy)

B

• Boring Billion

C

• Calymmian
• Cambrian
• Carboniferous
• Cretaceous
• Cryogenian

D

• Devonian

E

• Ectasian
• Ediacaran

J

• Jurassic

N

• Neogene

O

• Ordovician
• Orosirian

P

• Paleogene
• Permian

Q

• Quaternary

R

• Rhyacian

S

• Siderian
• Silurian
• Statherian
• Stenian

T

• Tonian
• Triassic