List of the Paleozoic life of Minnesota

This list of the Paleozoic life of Minnesota contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Minnesota and are between 538.8 and 252.17 million years of age.

Reconstructive diagram (left) of a fossil (right) of the Ordovician sea urchin Bothriocidaris . The short spines which were attached to the tubercles are not drawn.

Life restoration of the Early Ordovician-Silurian trilobite Bumastus

Fossil of the Early Ordovician-Early Devonian trilobite Calymene

Restoration of the Middle Ordovician-Silurian nautiloid cephalopod Cameroceras feeding on an Aphetoceras , while a quartet of Cyclostomiceras swim by

Fossil of the Middle-Late Ordovician trilobite Ceraurus

Assemblage of fossilized shells of the Ordovician brachiopod Cincinnetina

Fossil of the Ordovician bryozoan Constellaria

Cambrian graptolite Diplograptus

Fossilized shells and restored appearances of the Middle-Late Ordovician nautiloid cephalopod Endoceras

Fossil of the Middle Ordovician-Silurian trilobite Flexicalymene

Gabriceraurus dentatus

Multiple views of a fossil of the Ordovician horn coral Grewingkia

Fossil of the Ordovician bryozoan ("moss animal") Hallopora

Fossilized shells of the Ordovician-Carboniferous sea snail Holopea

Fossil of the Middle-Late Ordovician giant trilobite Isotelus .

Fossilized shells of the Middle Ordovician-Permian nautiloid cephalopod Kionoceras

Shell of the Cambrian-modern brachiopod Lingula

Fossilized shell of the Ordovician brachiopod Plaesiomys

Fossil of the Late Ordovician cystoid echinoderm Pleurocystites

Fossils of the Cambrian mollusc Scenella

Fossilized shell of the Ordovician-Silurian brachiopod Strophomena

Illustration of a fossilized shell in multiple views of the Silurian monoplacophoran mollusc Tryblidium reticulatum . Head region is to the left.

Fossil of the Ordovician-Devonian sea star Urasterella