Template:Cambrian explosion graphical timeline

Key Cambrian explosion events

−590 —

–

−580 —

–

−570 —

–

−560 —

–

−550 —

–

−540 —

–

−530 —

–

−520 —

–

−510 —

–

−500 —

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−490 —

–

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

P
a
l
e
o
z
o
i
c

Ediacaran

C
a
m
b
r
i
a
n

Ordovician

T
e
r
r
e
n
e
u
v
i
a
n

S
e
r
i
e
s

2

M
i
a
o
l.

F
u
r
o
n
g
i
a
n

U
p
p
e
r

M
i
d
d
l
e

L
o
w
e
r

Fortunian

"Stage 2"

"Stage 3"

"Stage 4"

* * * * * * * * * * * * * * * * * * * * * * * * *

Baykonur
glaciation

* * * * * * * * * * * * * * * * * * * * * * * * *

* * * * * * * * * * * *
* * * * * * * * * * * * * * * * * * * * * * * * *

←

Orsten fauna

←

Burgess Shale

←

Kaili biota

←

Archaeocyatha extinction

←

Emu Bay Shale

←

Sirius Passet biota

←

Chengjiang biota

←

First arthropods with mineralized carapace (Trilobites)

←

SSF diversification, first brachiopods & archaeocyatha

←

First halkieriids, mollusсs, hyoliths SSF

←

Treptichnus pedum
Large negative δ¹³C peak

←

First Cloudina & Namacalathus mineral tubular fossils

←

Mollusc-like Kimberella and its trace fossils

←

Gaskiers glaciation
Archaeonassa-type trace fossils

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Template:Cambrian explosion graphical timeline