Template:Cryogenian graphical timeline

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Events of the Cryogenian Period

-760 —

–

-740 —

–

-720 —

–

-700 —

–

-680 —

–

-660 —

–

-640 —

–

-620 —

–

N
e
o
p
r
o
t
e
r
o
z
o
i
c

←

First sponge-like animal?^[2]

←

Kaigas glaciation?^[3]

←

First demosponges.^[4]

References

↑ ^1.0 ^1.1 Lua error in package.lua at line 80: module 'strict' not found.
↑ Lua error in package.lua at line 80: module 'strict' not found.
↑ Lua error in package.lua at line 80: module 'strict' not found. (Duration and magnitude are enigmatic)
↑ Lua error in package.lua at line 80: module 'strict' not found.