Linked from
The 35 pages that link to Paleozoic, each with the reason it gives.
DevonianNarrower topic: The Devonian occupies the middle of this era.
CarboniferousNarrower topic: The Carboniferous is one of the six periods of this era.
SilurianNarrower topic: The Silurian occupies the middle of this era.
ScorpionNarrower topic: The earliest known scorpion fossils date to the Paleozoic.
CambrianNarrower topic: The Cambrian opens this era of Earth history.
OrdovicianNarrower topic: The Ordovician occupies the middle of this broader era.
Caledonian orogenyNarrower topic: The Caledonian mountain-building episode unfolded during this era.
AvaloniaNarrower topic: Avalonia’s rifting and accretion occurred during this era.
Late DevonianNarrower topic: The Devonian and its final epoch belong to this era.
PlacodermNarrower topic: Placoderms arose and diversified during this era.
PteraspidomorphiNarrower topic: The group’s fossil history falls within this era.
Roderick MurchisonNarrower topic: The systems Murchison studied and named belong to this broad era.
AmmonoideaNarrower topic: Ammonoids originated and underwent major diversification during this era.
RicinuleiNarrower topic: Ricinulean fossils extend back to the Carboniferous, within this era.
MesothelaeNarrower topic: Some fossil spiders relevant to mesothele origins date to this era.
NautiloidNarrower topic: Nautiloids diversified extensively during this era.
XiphosuraNarrower topic: Many of the oldest known xiphosuran fossils come from Paleozoic rocks.
CrinoidNarrower topic: Crinoids became abundant and diverse across Paleozoic seas.
MicrosauriaNarrower topic: Microsauria is part of the Paleozoic diversification of tetrapods.
StethacanthusNarrower topic: Both the Devonian and Carboniferous belong to the Paleozoic Era.