'Paleozoic era' definitions:
Definition of '
Paleozoic era
'
From:
WordNet
noun
From 544 million to about 230 million years ago [syn:
Paleozoic
, Paleozoic era]
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
