Paleozoic Species and Groups that Should Be Brought Back from Extinction

The Top Ten
1 Placoderms
2 Trilobite
3 Sea Scorpion (Eurypterid)
4 Acanthostega
5 Ichthyostega
6 Cephalaspis
7 Panderichthys
8 Dimetrodon
9 Edaphosaurus
10 Moschops
The Contenders
11 Arthropleura

I'm no it might not survive because of there was higher oxygen during that time and it might not survive.

12 Gorgonops
13 Scutosaurus
14 Diictodon
15 Lystrosaurus
16 Meganeura
17 Mesosaurus
18 Crassigyrinus
19 Westlothiana
20 Tapinocephalus
21 Estemmenosuchus
22 Dicynodon
23 Procolophon
24 Procynosuchus
25 Diadectes
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