List of the prehistoric life of South Dakota

This list of the prehistoric life of South Dakota contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of South Dakota.

The Paleobiology Database records no known occurrences of Precambrian fossils in Alabama.

Assemblage of fossils of the Cambrian trilobite Agnostus
Life restoration of the Carboniferous Chimaera relative Caseodus
Life restoration of the Late Devonian-Carboniferous Chimaera relative Edestus
Fossilized shells of the Cambrian-Permian brachiopod relative Hyolitha
Restoration of the Carboniferous-Permian ray-like cartilaginous fish Janassa (top and left)
Restoration of the Carboniferous-Early Triassic cartilaginous fish Listracanthus
Fossil of the Cambrian trilobite Tricrepicephalus
Restoration of the Late Jurassic theropod dinosaur Allosaurus
Mounted fossilized skeleton of the Late Cretaceous sea turtle Archelon
Restoration of the Late Jurassic sauropod dinosaur Barosaurus rearing to defend itself against a pair of the theropod Allosaurus
Life restoration of a herd of the Late Jurassic sauropod dinosaur Camarasaurus
Fossilized shell of the Late Cretaceous ammonoid Collignoniceras
Fossil of the Jurassic-Cretaceous cycad relative Cycadeoidea
Life restoration of the Late Cretaceous duck-billed dinosaur Edmontosaurus annectens
Life restoration of the Late Cretaceous toothed bird Hesperornis
Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size
Fossilized skull of the Late Cretaceous alligator relative Leidyosuchus
Life restoration of two of the Late Cretaceous Mosasaurus
Fossilized skeleton of the Late Cretaceous dome-headed dinosaur Pachycephalosaurus
Life restoration of the Late Cretaceous mosasaur Platecarpus
Life restoration of the Late Cretaceous pterosaur Pteranodon
Animated life restoration of the Late Cretaceous plesiosaur Styxosaurus
Fossilized skeleton of the Late Cretaceous tyrannosaur Tyrannosaurus
Life restoration of the Miocene elephant relative Amebelodon . Margret Flinsch (1932).
Mounted fossilized skeleton of the Pleistocene Bison latifrons , or long-horned bison
Skeletons look identical
Modern mounted skeleton of Canis lupus , the grey wolf, to scale with a fossilized skeleton of the Pleistocene wolf Canis dirus , or dire wolf
Fossilized skull of the Miocene pronghorn Cosoryx
Life restoration of the Eocene-Miocene false saber-toothed cat Dinictis . Robert Bruce Horsfall (1913).
Life restoration of the Miocene elephant relative Eubelodon
Fossilized lower jaw of the Miocene-Pleistocene llama relative Hemiauchenia
Life restoration of the Eocene-Miocene creodont mammal Hyaenodon
Illustration of a fossilized skull of the Oligocene-Miocene dog Leptocyon
Painting of a family of mammoths walking
Life restoration of a herd of Mammuthus columbi , or Columbian mammoths. The extent of the fur depicted is hypothetical. Charles R. Knight (1909).
Restoration of a herd of the Eocene-Miocene oreodont mammal Merychyus
Spiral-shaped fossilized burrow and associated skeleton of the Oligocene-Miocene beaver Palaeocastor
Life restoration of the Eocene-Oligocene camel Poebrotherium
Restoration of the Miocene cat Pseudaelurus
Mounted fossilized skeleton of the Pliocene-Pleistocene elephant relative Stegomastodon
Restoration of the Miocene-Pliocene rhinoceros Teleoceras