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Adelobasileus
Fossil Site: Woodlands of North America Time Period: Diet: Insects Size:5 inches long and a few ounces |
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Eozostrodon
Fossil Site: Woodlands of Western Europe Time Period: Diet: Insects Size:5 inches long and a few ounces |
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Palaeocastor
Fossil Site: Woodlands of North America Time Period: Late Oligocene (25 million years ago) Diet: Herbivore Size:one foot long and a few pounds |
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Aelurodon
Fossil Site: Plains of North America Time Period: Middle-late Miocene (16-9 million years ago) Diet: Carnivore Size:5 feet long and 50-75 pounds |
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Epicyon
Fossil Site: Plains of North America Time Period: Middle-Late Miocene (15-5 million years ago) Diet: Carnivore Size:5 feet long and 150 pounds |
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Palaeochiropteryx
Fossil Site: Woodlands of western Europe Time Period: Early Eocene (50 million years ago) Diet: Insects Size:3 inches long and one ounce |
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Aepycamelus
Fossil Site: Plains of North America Time Period: Middle-Late Miocene (15-5 million years ago) Diet: Herbivore Size:10 feet high and 1,000-2,000 pounds |
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Epihippus
Fossil Site: Plains of North America Time Period: Late Eocene (30 million years ago) Diet: Herbivore Size:2 feet high and a few hundred pounds |
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Palaeolagus
Fossil Site: Plains and woodlands of North America Time Period: Oligocene (33-23 million years ago) Diet: Grass Size:one foot long and a few pounds |
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Aetiocetus
Fossil Site: Pacific coast of North America Time Period: Late Oligocene (25 million years ago) Diet: Fish, crustaceans and plankton Size:25 feet long and a few tons |
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Eremotherium
Fossil Site: Plains of North and South America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:20 feet long and 3 tons |
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Palaeomastodon
Fossil Site: Swamps of northern Africa Time Period: Late Eocene (35 million years ago) Diet: Herbivore Size:12 feet long and 2 tons |
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Afropithecus
Fossil Site: Jungles of Africa Time Period: Middle Miocene (17 million years ago) Diet: Fruits and seeds Size:5 feet long and 100 pounds |
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Eucladoceros
Fossil Site: Plains of Eurasia Time Period: Pliocene-Pleistocene (5 million-10,000 years ago) Diet: Grass Size:8 feet long and 750-1,000 pounds |
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Palaeopropithecus
Fossil Site: Woodlands of Madagascar Time Period: Pleistocene-Modern (2 million-500 years ago) Diet: Leaves, fruits and seeds Size:5 feet long and 200 pounds |
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Agriotherium
Fossil Site: Plains of North America, Eurasia and Africa Time Period: Diet: Omnivorous Size:8 feet long and 1,000-1,500 pounds |
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Eucyon
Fossil Site: Plains of North America Time Period: Late Miocene (10-5 million years ago) Diet: Carnivore Size:3 feet long and 25 pounds |
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Palaeotherium
Fossil Site: Woodlands of Western Europe Time Period: Eocene-Early Oligocene (50-30 million years ago) Diet: Herbivore Size:4 feet long and a few hundred pounds |
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Alphadon
Fossil Site: Woodlands of North America Time Period: Diet: Insects, fruit and small animals Size:one foot long and 12 ounces |
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Eurhinodelphis
Fossil Site: Oceans of the northern hemisphere Time Period: Middle-Late Miocene (15-5 million years ago) Diet: Fish Size:6 feet long and 500 pounds |
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Paleoparadoxia
Fossil Site: Shorelines of the northern Pacific Time Period: Miocene (20-10 million years ago) Diet: Herbivore Size:10 feet long and 1,000-2,000 pounds |
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Ambulocetus
Fossil Site: Shores of central Asia Time Period: Early Eocene (50 million years ago) Diet: Fish and crustaceans Size:10 feet long and 500 pounds |
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European Lion
Fossil Site: Plains of Europe Time Period: Late Pleistocene-Modern (1 million-1,000 years ago) Diet: Carnivore Size:4 feet high and 400 pounds |
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Palorchestes
Fossil Site: Plains of Australia Time Period: Pliocene-Modern (5 million-10,000 years ago) Diet: Herbivore Size:8 feet long and 500 pounds |
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Amebelodon
Fossil Site: Plains of North America Time Period: Late Miocene (10-6 million years ago) Diet: Herbivore Size:10 feet long and 1-2 tons |
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Eurotamandua
Fossil Site: Woodlands of western Europe Time Period: Middle Eocene (50-40 million years ago) Diet: Ants Size:3 feet long and 25 pounds |
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Parahippus
Fossil Site: Plains of North America Time Period: Miocene (23-5 million years ago) Diet: Herbivore Size:5 feet tall and 500 pounds |
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American Cheetah
Fossil Site: Plains of North America Time Period: Diet: Carnivore Size:6 feet long and 100-150 pounds |
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Eusmilus
Fossil Site: Plains of North America and western Europe Time Period: Diet: Carnivore Size:6 feet long and 500 pounds |
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Paranthropus
Fossil Site: Plains of Africa Time Period: Late Pliocene (3-2 million years ago) Diet: Mostly herbivorous Size:5 feet tall and 100-150 pounds |
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American Lion
Fossil Site: Plains of North America Time Period: Diet: Carnivore Size:13 feet long and 1,000 pounds |
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Fruitafossor
Fossil Site: Woodlands of North America Time Period: Diet: Insects Size:6 inches long and a few ounces |
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Pelorovis
Fossil Site: Plains of Africa Time Period: Pleistocene-Modern (2 million-5,000 years ago) Diet: Grass Size:10 feet long and one ton |
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American Zebra
Fossil Site: Plains of North America Time Period: Pliocene (5-2 million years ago) Diet: Grass Size:4-5 feet tall and 500-1,000 pounds |
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Ganlea
Fossil Site: Woodlands of Asia Time Period: Late Eocene (38 million years ago) Diet: Fruits, seeds and nuts Size:2 feet long and 5 pounds |
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Peltephilus
Fossil Site: Plains of South America Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Unknown; possibly omnivorous Size:5 feet long and 150-200 pounds |
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Amphicyon
Fossil Site: Plains of the northern hemisphere Time Period: Middle Oligocene-Early Miocene (30-20 million years ago) Diet: Omnivorous Size:6 feet long and 200 pounds |
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Giant Beaver
Fossil Site: Woodlands of North America Time Period: Late Pliocene-Modern (3 million-10,000 years ago) Diet: Herbivore Size:8 feet long and 200 pounds |
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Phenacodus
Fossil Site: Plains of North America Time Period: Early-Middle Eocene (55-45 million years ago) Diet: Grass Size:5 feet long and 50-75 pounds |
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Anancus
Fossil Site: Jungles of Eurasia Time Period: Late Miocene-Early Pleistocene (3-1.5 million years ago) Diet: Herbivore Size:10 feet tall and 1-2 tons |
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Giant Ground Sloth
Fossil Site: Woodlands of North America Time Period: Miocene-Modern (10 million-10,000 years ago) Diet: Omnivorous Size:10 feet long and 500 pounds |
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Phiomia
Fossil Site: Woodlands of northern Africa Time Period: Late Eocene-Early Oligocene (37-30 million years ago) Diet: Herbivore Size:10 feet long and half a ton |
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Anchitherium
Fossil Site: Woodlands of North America and Eurasia Time Period: Miocene (25-5 million years ago) Diet: Herbivore Size:3 feet tall and a few hundred pounds |
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Giant Hyena
Fossil Site: Plains of Africa and Eurasia Time Period: Late Pliocene-Pleistocene (3 million-500,000 years ago) Diet: Carnivore Size:3 feet high and 400 pounds |
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Phosphatherium
Fossil Site: Woodlands of Africa Time Period: Middle-Late Paleocene (60-55 million years ago) Diet: Herbivore Size:3 feet long and 100 pounds |
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Ancylotherium
Fossil Site: Plains of Africa Time Period: Late Miocene-Pliocene (10-2 million years ago) Diet: Herbivore Size:6 feet tall and 500 pounds |
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Giant Short-Faced Bear
Fossil Site: Mountains and woodlands of North America Time Period: Diet: Mostly carnivorous Size:13 feet long and one ton |
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Pierolapithecus
Fossil Site: Woodlands of western Europe Time Period: Middle Miocene (13 million years ago) Diet: Fruits and seeds Size:4 feet long and 50-75 pounds |
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Andrewsarchus
Fossil Site: Plains of central Asia Time Period: Middle-Late Eoceone (45-35 million years ago) Diet: Carnivore Size:13 feet long and 1,000-2,000 pounds |
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Gigantopithecus
Fossil Site: Woodlands of Asia Time Period: Pleistocene (1 million-250,000 years ago) Diet: Probably omnivorous Size:9 feet tall and 1,000 pounds |
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Pig-Footed Bandicoot
Fossil Site: Plains of Australia Time Period: Pleistocene-Modern (2 million-100 years ago) Diet: Herbivore Size:6 inches long and a few ounces |
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Archaeoindris
Fossil Site: Woodlands of Magadascar Time Period: Pleistocene-Modern (2 million-2,000 years ago) Diet: Herbivore Size:5 feet tall and 400-500 pounds |
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Glossotherium
Fossil Site: Plains of North and South America Time Period: Diet: Herbivore Size:13 feet long and 500-1,000 pounds |
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Platybelodon
Fossil Site: Plains of Africa and Eurasia Time Period: Late Miocene (10-6 million years ago) Diet: Herbivore Size:10 feet long and 2 tons |
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Archaeolemur
Fossil Site: Plains of Madagascar Time Period: Pleistocene-Modern (2 million-1,000 years ago) Diet: Plants, seeds and fruits Size:3 feet long and 25-30 pounds |
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Glyptodon
Fossil Site: Swamps of South America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:10 feet long and one ton |
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Platygonus
Fossil Site: Plains of North America Time Period: Late Miocene-Modern (10 million-10,000 years ago) Diet: Herbivore Size:3 feet long and 100 pounds |
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Ardipithecus
Fossil Site: Woodlands and plains of Africa Time Period: Late Miocene-Early Pliocene (6-4 million years ago) Diet: Probably omnivorous Size:5 feet long and 100-150 pounds |
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Gomphotherium
Fossil Site: Swamps of North America, Africa and Eurasia Time Period: Early Miocene-Early Pliocene (15-5 million years ago) Diet: Herbivore Size:13 feet long and 2 tons |
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Plesiadapis
Fossil Site: Woodlands of North America and Eurasia Time Period: Diet: Fruits and seeds Size:2 feet long and 5 pounds |
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Arsinoitherium
Fossil Site: Plains of northern Africa Time Period: Late Eocene-Early Oligocene (35-30 million years ago) Diet: Herbivore Size:10 feet long and one ton |
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Hadrocodium
Fossil Site: Woodlands of Asia Time Period: Diet: Insects Size:one inch long and two grams |
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Pliohippus
Fossil Site: Plains of North America Time Period: Late Miocene-Pliocene (12-2 million years ago) Diet: Herbivore Size:6 feet high and 1,000 pounds |
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Astrapotherium
Fossil Site: Plains of South America Time Period: Early-Middle Miocene (23-15 million years ago) Diet: Herbivore Size:9 feet long and 500-1,000 pounds |
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Hadropithecus
Fossil Site: Plains of Madagascar Time Period: Pleistocene-Modern (2 million-2,000 years ago) Diet: Plants and seeds Size:5 feet long and 75 pounds |
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Pliopithecus
Fossil Site: Woodlands of Eurasia Time Period: Middle Miocene (15-10 million years ago) Diet: Leaves Size:3 feet tall and 50 pounds |
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Atlas Bear
Fossil Site: Mountains of northern Africa Time Period: Pleistocene-Modern (2 million-100 years ago) Diet: Omnivorous Size:9 feet long and 1,000 pounds |
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Hapalops
Fossil Site: Woodlands of South America Time Period: Early-Middle Miocene (23-13 million years ago) Diet: Herbivore Size:4 feet long and 50-75 pounds |
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Poebrotherium
Fossil Site: Plains of North America Time Period: Oligocene (33-23 million years ago) Diet: Herbivore Size:3 feet tall and 75-100 pounds |
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Auroch
Fossil Site: Plains of Eurasia and northern Africa Time Period: Pleistocene-Modern (2 million-500 years ago) Diet: Grass Size:6 feet high and one ton |
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Hemicyon
Fossil Site: Plains of Eurasia and North America Time Period: Early-Middle Miocene (20-15 million years ago) Diet: Carnivore Size:5 feet long and 100-150 pounds |
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Potamotherium
Fossil Site: Rivers of Europe and North America Time Period: Miocene (23-5 million years ago) Diet: Fish Size:5 feet long and 20-30 pounds |
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Australopithecus
Fossil Site: Plains of Africa Time Period: Late Pliocene-Early Pleistocene (4-2 million years ago) Diet: Mostly herbivorous Size:4 feet tall and 50-75 pounds |
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Hesperocyon
Fossil Site: Plains of North America Time Period: Late Eocene (40-34 million years ago) Diet: Carnivore Size:3 feet long and 10-20 pounds |
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Primelephas
Fossil Site: Woodlands of Africa Time Period: Late Miocene (5 million years ago) Diet: Herbivore Size:13 feet long and 2 tons |
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Babakotia
Fossil Site: Woodlands of Madagascar Time Period: Pleistocene-Modern (2 million-2,000 years ago) Diet: Leaves, fruits and seeds Size:4 feet long and 40 pounds |
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Hippidion
Fossil Site: Plains of South America Time Period: Pleistocene-modern (2 million-10,000 years ago) Diet: Herbivore Size:6 feet long and 500 pounds |
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Proailurus
Fossil Site: Woodlands of Eurasia Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Carnivore Size:two feet long and 20 pounds |
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Baiji
Fossil Site: Yangtze River of China Time Period: Late Miocene-Modern (20 million-10 years ago) Diet: Fish Size:8 feet long and 500 pounds |
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Hoplophoneus
Fossil Site: Woodlands of North America Time Period: Late Eocene-Early Oligocene (38-33 million years ago) Diet: Carnivore Size:four feet long and 100 pounds |
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Proconsul
Fossil Site: Jungles of Africa Time Period: Early Miocene (23-17 million years ago) Diet: Omnivorous Size:3-5 feet long and 25-100 pounds |
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Bali Tiger
Fossil Site: Island of Bali Time Period: Modern (went extinct 50 years ago) Diet: Carnivore Size:7 feet long and 200 pounds |
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Horned Gopher
Fossil Site: Woodlands of North America Time Period: Late Miocene (10-5 million years ago) Diet: Herbivore Size:one foot long and a few pounds |
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Procoptodon
Fossil Site: Plains of Australia Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:10 feet tall and 500 pounds |
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Barbary Lion
Fossil Site: Plains of northern Africa Time Period: Late Pleistocene-Modern (500,000-100 years ago) Diet: Carnivore Size:7 feet long and 500 pounds |
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Hyaenodon
Fossil Site: Plains of North America, Eurasia and Africa Time Period: Late Eocene-Early Miocene (40-20 million years ago) Diet: Carnivore Size:1 to 5 feet long and 5 to 100 pounds |
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Propliopithecus
Fossil Site: Woodlands of northern Africa Time Period: Middle Oligocene (30-25 million years ago) Diet: Probably omnivorous Size:2 feet long and 10 pounds |
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Barbourofelis
Fossil Site: Plains of North America Time Period: Late Miocene (13-5 million years ago) Diet: Carnivore Size:6 feet long and 200 pounds |
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Hypohippus
Fossil Site: Woodlands of North America Time Period: Diet: Herbivore Size:6 feet long and 500 pounds |
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Prorastomus
Fossil Site: Islands of the Caribbean Time Period: Middle Eocene (40 million years ago) Diet: Herbivore Size:5 feet long and 300-500 pounds |
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Barytherium
Fossil Site: Woodlands of Africa Time Period: Late Eocene-early Oligocene (40-30 million years ago) Diet: Herbivore Size:10 feet long and 1-2 tons |
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Hyrachyus
Fossil Site: Plains of North America Time Period: Middle Eocene (40 million years ago) Diet: Herbivore Size:3-5 feet long and 100-200 pounds |
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Protoceras
Fossil Site: Plains of North America Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Herbivore Size:3-4 feet long and 100-200 pounds |
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Basilosaurus
Fossil Site: Oceans of North America, Africa and southern Asia Time Period: Middle Eocene (40-35 million years ago) Diet: Fish and squids Size:60 feet long and 50-75 tons |
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Hyracodon
Fossil Site: Woodlands of North America Time Period: Middle Oligocene (30-25 million years ago) Diet: Herbivore Size:5 feet long and 500 pounds |
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Protocetus
Fossil Site: Shores of Africa and Asia Time Period: Middle Eocene (42-38 million years ago) Diet: Fish and squids Size:8 feet long and a few hundred pounds |
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Bison latifrons
Fossil Site: Plains and woodlands of North America Time Period: Late Pleistocene (300,000-15,000 years ago) Diet: Grass Size:8 feet high and 2 tons |
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Hyracotherium
Fossil Site: Woodlands of North America and Western Europe Time Period: Early-Middle Eocene (55-45 million years ago) Diet: Herbivore Size:2 feet long and 50 pounds |
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Pseudaelurus
Fossil Site: Plains of Eurasia and North America Time Period: Miocene-Pliocene (20-8 million years ago) Diet: Carnivore Size:5 feet long and 50 pounds |
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Bluebuck
Fossil Site: Plains of South Africa Time Period: Late Pleistocene-Modern (500,000-200 years ago) Diet: Grass Size:10 feet long and 300-400 pounds |
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Icaronycterus
Fossil Site: Woodlands of North America Time Period: Early Eocene (55-50 million years ago) Diet: Insects Size:one foot long and a few ounces |
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Ptilodus
Fossil Site: Woodlands of North America Time Period: Palaeocene (65-55 million years ago) Diet: Omnivorous Size:18 inches long and a few pounds |
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Borhyaena
Fossil Site: Woodlands of South America Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Carnivore Size:5 feet long and 200 pounds |
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Ictitherium
Fossil Site: Plains of northern Africa and Eurasia Time Period: Middle Miocene-Early Pliocene (13-5 million years ago) Diet: Omnivorous Size:4 feet long and 25-50 pounds |
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Puijila
Fossil Site: Shores of western Canada Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Fish and small animals Size:3 feet long and 25-50 pounds |
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Branisella
Fossil Site: Woodlands of South America Time Period: Middle Oligocene (30-25 million years ago) Diet: Fruits and seeds Size:a foot and a half long and a few pounds |
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Indohyus
Fossil Site: Shores of central Asia Time Period: Early Eocene (48 million years ago) Diet: Herbivore Size:2 feet long and 10 pounds |
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Purgatorius
Fossil Site: Woodlands of North America Time Period: Diet: Omnivorous Size:6 inches long and a few ounces |
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Brontotherium
Fossil Site: Plains of North America Time Period: Late Eocene-Early Oligocene (38-30 million years ago) Diet: Herbivore Size:16 feet long and 1-2 tons |
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Indricotherium
Fossil Site: Plains of Asia Time Period: Oligocene (33-23 million years ago) Diet: Herbivore Size:40 feet long and 15-20 tons |
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Pyrotherium
Fossil Site: Woodlands of South America Time Period: Early Oligocene (34-30 million years ago) Diet: Herbivore Size:10 feet long and 500-1,000 pounds |
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Brygmophyseter
Fossil Site: Pacific Ocean Time Period: Miocene (15-5 million years ago) Diet: Sharks, seals, birds and whales Size:40 feet long and 5-10 tons |
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Irish Elk
Fossil Site: Plains of Eurasia Time Period: Late Miocene-Modern (5 million-10,000 years ago) Diet: Herbivore Size:8 feet long and 500 pounds |
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Quagga
Fossil Site: Plains of South Africa Time Period: Diet: Grass Size:4 feet high and 500 pounds |
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Camelops
Fossil Site: Plains of North America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:7 feet tall and 500-1,000 pounds |
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Janjucetus
Fossil Site: Southern coast of Australia Time Period: Diet: Fish Size:12 feet long and 500-1,000 pounds |
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Repenomamus
Fossil Site: Woodlands of Asia Time Period: Diet: Carnivore Size:3 feet long and 25 pounds |
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Cape Lion
Fossil Site: Plains of South Africa Time Period: Late Pleistocene-Modern (500,000-100 years ago) Diet: Carnivore Size:7 feet long and 500 pounds |
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Kutchicetus
Fossil Site: Shores of central Asia Time Period: Middle Eocene (46-43 million years ago) Diet: Fish and squids Size:8 feet long and a few hundred pounds |
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Rodhocetus
Fossil Site: Shores of central Asia Time Period: Early Eocene (47 million years ago) Diet: Fish and squids Size:10 feet long and 500 pounds |
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Caribbean Monk Seal
Fossil Site: Shores of the Caribbean Time Period: Pleistocene-Modern (2 million-70 years ago) Diet: Fish, lobsters and crabs Size:8 feet long and 400 pounds |
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Leptictidium
Fossil Site: Woodlands of Europe Time Period: Eocene (55-35 million years ago) Diet: Probably omnivorous Size:3 feet long and a few pounds |
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Saadanius
Fossil Site: Woodlands of central Asia Time Period: Middle Oligocene (29-28 million years ago) Diet: Probably herbivorous Size:3 feet long and 25 pounds |
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Caspian Tiger
Fossil Site: Plains of central Asia Time Period: Modern (went extinct 50 years ago) Diet: Carnivore Size:9 feet long and 500 pounds |
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Leptocyon
Fossil Site: Woodlands of North America Time Period: Oligocene-Miocene (34-10 million years ago)) Diet: Small animals and insects Size:one foot long and five pounds |
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Samotherium
Fossil Site: Plains of Eurasia and Africa Time Period: Late Miocene-Early Pliocene (10-5 million years ago) Diet: Herbivore Size:10 feet tall and half a ton |
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Castorocauda
Fossil Site: Lakes of central Asia Time Period: Diet: Fish Size:one foot long and one or two pounds |
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Leviathan
Fossil Site: Shores of South America Time Period: Middle Miocene (13-12 million years ago) Diet: Large marine creatures Size:50 feet long and 25-50 tons |
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Sarkastodon
Fossil Site: Plains of central Asia Time Period: Late Eocene (35 million years ago) Diet: Carnivore Size:10 feet long and 500-1,000 pounds |
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Cave Bear
Fossil Site: Mountains and woodlands of Europe Time Period: Pleistocene-Modern (2 million-25,000 years ago) Diet: Mostly plants Size:7 to 10 feet long and 500-1,000 pounds, depending on sex |
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Liaoconodon
Fossil Site: Woodlands of Asia Time Period: Diet: Probably insects Size:one foot long and one pound |
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Sinoconodon
Fossil Site: Woodlands of Asia Time Period: Diet: Omnivorous Size:6 inches long and a few ounces |
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Cave Hyena
Fossil Site: Plains of Eurasia Time Period: Diet: Carnivore Size:5 feet long and 200-250 pounds |
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Machairodus
Fossil Site: Woodlands of North America, Africa and Eurasia Time Period: Late Miocene-Pleistocene (10 million to 2 million years ago) Diet: Carnivore Size:5 feet long and a few hundred pounds |
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Sinodelphys
Fossil Site: Woodlands of Asia Time Period: Diet: Insects Size:6 inches long and a few ounces |
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Cave Lion
Fossil Site: Woodlands and mountains of Eurasia Time Period: Diet: Carnivore Size:7-8 feet long and 700-800 pounds |
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Macrauchenia
Fossil Site: Plains of South America Time Period: Diet: Herbivore Size:10 feet long and 500-1,000 pounds |
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Sinonyx
Fossil Site: Plains of eastern Asia Time Period: Late Paleocene (60-55 million years ago) Diet: Carnivore Size:5 feet long and 100 pounds |
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Cetotherium
Fossil Site: Seashores of Eurasia Time Period: Middle Miocene (15-10 million years ago) Diet: Plankton Size:15 feet long and one ton |
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Maiacetus
Fossil Site: Shores of central Asia Time Period: Early Eocene (48 million years ago) Diet: Fish and squids Size:7 feet long and 600 pounds |
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Sivapithecus
Fossil Site: Woodlands of central Asia Time Period: Middle-Late Miocene (12-7 million years ago) Diet: Herbivore Size:5 feet long and 50-75 pounds |
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Chalicotherium
Fossil Site: Plains of Eurasia Time Period: Middle-Late Miocene (15-5 million years ago) Diet: Herbivore Size:9 feet high and 500-1,000 pounds |
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Mammalodon
Fossil Site: Coast of southern Australia Time Period: Late Oligocene (25 million years ago) Diet: Plankton and krill Size:8 feet long and a few hundred pounds |
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Sivatherium
Fossil Site: Plains of India and Africa Time Period: Late Pliocene-Modern (5 million-10,000 years ago) Diet: Grass Size:13 feet long and 1,000-2,000 pounds |
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Chriacus
Fossil Site: Woodlands of North America Time Period: Early Paleocene (65-60 million years ago) Diet: Omnivorous Size:3 feet long and a few pounds |
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Mastodon
Fossil Site: Plains of North America and Eurasia Time Period: Pleistocene (2 million-10,000 years ago) Diet: Herbivore Size:13 feet long and 2 tons |
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Smilodectes
Fossil Site: Woodlands of North America Time Period: Early Eocene (55 million years ago) Diet: Herbivore Size:2 feet long and 5-10 pounds |
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Cimexomys
Fossil Site: Woodlands of North America Time Period: Diet: Insects, possibly eggs Size:one foot long and half a pound |
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Megaladapis
Fossil Site: Woodlands of Madagascar Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:5 feet long and 100 pounds |
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Smilodon
Fossil Site: Plains of North and South America Time Period: Pliocene-Modern (5 million to 10,000 years ago) Diet: Carnivore Size:6 feet long and 500 pounds |
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Cimolestes
Fossil Site: Woodlands of North America and Africa Time Period: Diet: Insects Size:8 inches long and half a pound |
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Megantereon
Fossil Site: Plains of North America, Africa and Eurasia Time Period: Late Oligocene-Pleistocene (10 million to 500,000 years ago) Diet: Carnivore Size:4 feet long and 100 pounds |
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Stag Moose
Fossil Site: Plains of North America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Grass Size:8 feet long and 1,000 pounds |
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Coryphodon
Fossil Site: Swamps of the northern hemisphere Time Period: Early Eocene (55-50 million years ago) Diet: Herbivore Size:7 feet long and half a ton |
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Megatherium
Fossil Site: Woodlands of South America Time Period: Pliocene-Modern (5 million-10,000 years ago) Diet: Herbivore Size:20 feet long and 2-3 tons |
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Stegomastodon
Fossil Site: Plains of North and South America Time Period: Late Pliocene-Modern(3 million-10,000 years ago) Diet: Herbivore Size:12 feet long and 2-3 tons |
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Crusafontia
Fossil Site: Woodlands of Western Europe Time Period: Diet: Omnivorous Size:4 inches long and one ounce |
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Megazostrodon
Fossil Site: Woodlands of southern Africa Time Period: Diet: Insects Size:4 inches long and one ounce |
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Steller's Sea Cow
Fossil Site: Shores of the northern Pacific Time Period: Pleistocene-Modern (2 million-200 years ago) Diet: Seaweed Size:25-30 feet long and 8-10 tons |
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Cuvieronius
Fossil Site: Woodlands of North and South America Time Period: Pliocene-Modern (5 million to 10,000 years ago) Diet: Herbivore Size:10 feet long and one ton |
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Megistotherium
Fossil Site: Plains of north Africa Time Period: Early Miocene (20 million years ago) Diet: Carnivore Size:12 feet long and 1,000-2,000 pounds |
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Stephanorhinus
Fossil Site: Plains of Eurasia Time Period: Pleistocene (2 million-500,000 years ago) Diet: Herbivore Size:15 feet long and 5 tons |
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Cynodictis
Fossil Site: Plains of North America Time Period: Late Eocene-Early Oligocene (37-28 million years ago) Diet: Carnivore Size:two feet long and 5-10 pounds |
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Menoceras
Fossil Site: Plains of North America Time Period: Early-Middle Miocene (30-20 million years ago) Diet: Herbivore Size:4-5 feet long and 300-500 pounds |
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Steropodon
Fossil Site: Woodlands of Australia Time Period: Diet: Fish and crustaceans Size:one foot long and five pounds |
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Daeodon
Fossil Site: Plains of North America Time Period: Miocene (23-5 million years ago) Diet: Omnivorous Size:12 feet long and one ton |
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Merychippus
Fossil Site: Plains of North America Time Period: Late Miocene (17-10 million years ago) Diet: Herbivore Size:6 feet tall and 1,000 pounds |
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Sthenurus
Fossil Site: Plains of Australia Time Period: Late Pleistocene (500,000-10,000 years ago) Diet: Herbivore Size:10 feet tall and 500 pounds |
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Darwinius
Fossil Site: Woodlands of western Europe Time Period: Middle Eocene (47 million years ago) Diet: Probably omnivorous Size:2 feet long and 5 pounds |
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Merycoidodon
Fossil Site: Plains of North America Time Period: Oligocene (33-23 million years ago) Diet: Herbivore Size:5 feet long and 200-300 pounds |
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Straight-Tusked Elephant
Fossil Site: Plains of western Europe Time Period: Middle-Late Pleistocene (1 million-50,000 years ago) Diet: Herbivore Size:12 feet tall and 2-3 tons |
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Deinogalerix
Fossil Site: Woodlands of western Europe Time Period: Late Miocene (10-5 million years ago) Diet: Probably insects and carrion Size:2 feet long and 10 pounds |
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Mesohippus
Fossil Site: Woodlands of North America Time Period: Late Eocene-Middle Oligocene (40-30 million years ago) Diet: Herbivore Size:4 feet long and 75 pounds |
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Syndyoceras
Fossil Site: Plains of North America Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Herbivore Size:5 feet long and 200-300 pounds |
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Deinotherium
Fossil Site: Woodlands of Africa and Eurasia Time Period: Middle Miocene-Modern (10 million to 10,000 years ago) Diet: Herbivore Size:16 feet long and 5 tons |
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Mesonyx
Fossil Site: Plains of North America Time Period: Early-Middle Eocene (55-45 million years ago) Diet: Carnivore Size:5 feet long and 50-75 pounds |
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Synthetoceras
Fossil Site: Plains of North America Time Period: Late Miocene (10-5 million years ago) Diet: Herbivore Size:7 feet long and 500-750 pounds |
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Desmostylus
Fossil Site: Shorelines of the northern Pacific Time Period: Miocene (23-5 million years ago) Diet: Herbivore Size:6 feet long and 500 pounds |
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Mesopithecus
Fossil Site: Plains and woodlands of Eurasia Time Period: Late Miocene (7-5 million years ago) Diet: Herbivore Size:16 inches long and 5 pounds |
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Taeniolabis
Fossil Site: Woodlands of North America Time Period: Paleocene (65-55 million years ago) Diet: Herbivore Size:3 feet long and 50 pounds |
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Diacodexis
Fossil Site: Woodlands of North America and Eurasia Time Period: Early Eocene (55-50 million years ago) Diet: Herbivore Size:18 inches long and 5 pounds |
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Metailurus
Fossil Site: Woodlands of North America, Africa and Eurasia Time Period: Late Miocene-Modern (10 million-10,000 years ago) Diet: Carnivore Size:5 feet long and 50-75 pounds |
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Tarpan
Fossil Site: Plains of Eurasia Time Period: Diet: Grass Size:5 feet tall and 1,000 pounds |
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Didelphodon
Fossil Site: Woodlands of North America Time Period: Diet: Insects and small animals Size:one foot long and a few pounds |
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Metamynodon
Fossil Site: Swamps and rivers of North America Time Period: Late Eocene-Early Oligocene (35-30 million years ago) Diet: Herbivore Size:13 feet long and 2-3 tons |
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Teinolophos
Fossil Site: Woodlands of Australia Time Period: Diet: Insects Size:6 inches long and a few ounces |
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Dinictis
Fossil Site: Plains of North America Time Period: Diet: Carnivore Size:4 feet long and 100 pounds |
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Miacis
Fossil Site: Woodlands of Europe Time Period: Late Paleocene (55 million years ago) Diet: Insects, small animals and eggs Size:8 inches long and 1-2 pounds |
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Teleoceras
Fossil Site: Plains of North America Time Period: Late Miocene (5 million years ago) Diet: Herbivore Size:13 feet long and 2-3 tons |
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Dinofelis
Fossil Site: Woodlands of Europe, Asia, Africa and North America Time Period: Pliocene-Pleistocene (5-1 million years ago) Diet: Carnivore Size:5 feet long and 250 pounds |
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Miohippus
Fossil Site: Plains of North America Time Period: Late Eocene-Early Oligocene (35-25 million years ago) Diet: Herbivore Size:4 feet long and 100 pounds |
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Tetralophodon
Fossil Site: Woodlands worldwide Time Period: Late Miocene-Pliocene (3-2 million years ago) Diet: Herbivore Size:8 feet high and one ton |
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Dinohippus
Fossil Site: Plains of North America Time Period: Late Miocene (13-5 million years ago) Diet: Herbivore Size:5 feet tall and 750 pounds |
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Moeritherium
Fossil Site: Swamps of northern Africa Time Period: Late Eocene-Early Oligocene (37-30 million years ago) Diet: Herbivore Size:3 feet long and 500 pounds |
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Thalassocnus
Fossil Site: Shorelines of South America Time Period: Late Miocene-Pliocene (10-2 million years ago) Diet: Aquatic plants Size:6 feet long and 300-500 pounds |
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Diprotodon
Fossil Site: Plains of Australia Time Period: Diet: Herbivore Size:12 feet long and two tons |
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Morganucodon
Fossil Site: Woodlands of Europe, Asia and North America Time Period: Diet: Insects Size:four inches long and one ounce |
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Thylacoleo
Fossil Site: Plains of Australia Time Period: Pleistocene-Modern (2 million-40,000 years ago) Diet: Carnivore Size:5 feet long and 200 pounds |
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Canis diris
Fossil Site: Plains of North America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Carnivore Size:5 feet long and 150-200 pounds |
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Moropus
Fossil Site: Plains of North America Time Period: Early-Middle Miocene (23-15 million years ago) Diet: Herbivore Size:10 feet long and 1,000 pounds |
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Thylacosmilus
Fossil Site: Woodlands of South America Time Period: Miocene-Pliocene (10 million to 2 million years ago) Diet: Carnivore Size:six feet long and 500 pounds |
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Docodon
Fossil Site: Woodlands of North America Time Period: Diet: Omnivorous Size:4 inches long and one ounce |
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Mylodon
Fossil Site: Plains of South America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:10 feet long and 500 pounds |
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Titanotylopus
Fossil Site: Plains of North America and Eurasia Time Period: Pleistocene (3 million-300,000 years ago) Diet: Herbivore Size:13 feet long and 1,000-2,000 pounds |
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Doedicurus
Fossil Site: Swamps of South America Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:13 feet long and one ton |
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Myotragus
Fossil Site: Mediterranean islands of Majorca and Minorca Time Period: Pleistocene-Modern (2 million-5,000 years ago) Diet: Herbivore Size:4 feet long and 100 pounds |
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Tomarctus
Fossil Site: Plains of North America Time Period: Middle Miocene (15 million years ago) Diet: Carnivore Size:four feet long and 30-40 pounds |
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Dorudon
Fossil Site: Seashores of North America and northern Africa Time Period: Late Eocene (41-33 million years ago) Diet: Fish and mollusks Size:16 feet long and half a ton |
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Necrolemur
Fossil Site: Woodlands of western Europe Time Period: Middle-Late Eocene (45-35 million years ago) Diet: Insects Size:one foot long and a few pounds |
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Toxodon
Fossil Site: Plains of South America Time Period: Pleistocene-Modern (3 million-10,000 years ago) Diet: Grass Size:9 feet long and 1,000 pounds |
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Dryopithecus
Fossil Site: Woodlands of Eurasia and Africa Time Period: Middle Miocene (15-10 million years ago) Diet: Fruit Size:2 feet long and 25 pounds |
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Nesodon
Fossil Site: Woodlands of South America Time Period: Late Oligocene-Middle Miocene (29-16 million years ago) Diet: Herbivore Size:5 to 10 feet long and 200 to 1,000 pounds |
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Triconodon
Fossil Site: Woodlands of Asia and Western Europe Time Period: Diet: Omnivorous Size:one foot long and one or two pounds |
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Dusicyon
Fossil Site: Falkland Islands Time Period: Pleistocene-Modern (2 million-100 years ago) Diet: Birds, insects and shellfish Size:3 feet long and 25 pounds |
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Nimravus
Fossil Site: Woodlands of North America Time Period: Oligocene-Early Miocene (30 to 20 million years ago) Diet: Carnivore Size:4 feet long and 100 pounds |
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Trigonias
Fossil Site: Plains of North America and western Europe Time Period: Late Eocene-Early Oligocene (35-30 million years ago) Diet: Herbivore Size:8 feet long and 1,000 pounds |
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Dwarf Elephant
Fossil Site: Small islands of the Mediterranean Sea Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Herbivore Size:6 feet long and 500 pounds |
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Notharctus
Fossil Site: Woodlands of North America Time Period: Early-Middle Eocene (55-40 million years ago) Diet: Fruits, seeds and insects Size:18 inches long and a few pounds |
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Uintatherium
Fossil Site: Plains of North America Time Period: Diet: Herbivore Size:13 feet long and 1-2 tons |
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Elasmotherium
Fossil Site: Plains of Eurasia Time Period: Pleistocene-Modern (2 million-10,000 years ago) Diet: Grass Size:20 feet long and 3-4 tons |
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Nuralagus
Fossil Site: Island of Minorca Time Period: Pliocene (5-3 million years ago) Diet: Herbivore Size:4 feet long and 25 pounds |
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Wakaleo
Fossil Site: Plains of Australia Time Period: Early-Middle Miocene (23-15 million years ago) Diet: Carnivore Size:30 inches long and 5-10 pounds |
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Embolotherium
Fossil Site: Plains of central Asia Time Period: Late Eocene-Early Oligocene (35-30 million years ago) Diet: Herbivore Size:15 feet long and 1-2 tons |
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Obdurodon
Fossil Site: Swamps of Australia and South America Time Period: Miocene (23-5 million years ago) Diet: Insects and crustaceans Size:one foot long and a few pounds |
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Woolly Mammoth
Fossil Site: Plains of North America and Eurasia Time Period: Pliocene-Modern (5 million-10,000 years ago) Diet: Herbivore Size:13 feet long and 5-7 tons |
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Enaliarctos
Fossil Site: West coast of North America Time Period: Late Oligocene-Early Miocene (25-20 million years ago) Diet: Fish, shellfish and meat Size:5 feet long and 300-500 pounds |
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Oligokyphus
Fossil Site: Woodlands of Asia, Europe and North America Time Period: Diet: Omnivorous Size:one foot long and one pound |
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Woolly Rhino
Fossil Site: Plains of northern Eurasia Time Period: Pleistocene-Modern (3 million-10,000 years ago) Diet: Grass Size:11 feet long and 1,000-2,000 pounds |
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Entelodon
Fossil Site: Plains of Eurasia Time Period: Late Eocene-Middle Oligocene (37-27 million years ago) Diet: Omnivorous Size:10 feet long and 1,000 pounds |
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Oreopithecus
Fossil Site: Islands of southern Europe Time Period: Late Miocene (10-5 million years ago) Diet: Plants, nuts and fruit Size:4 feet tall and 50-75 pounds |
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Xenosmilus
Fossil Site: Plains of North America Time Period: Pleistocene (1 million years ago) Diet: Carnivore Size:4 feet long and a few hundred pounds |
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Eobasileus
Fossil Site: Plains of North America Time Period: Middle-Late Eocene (40-35 million years ago) Diet: Herbivore Size:12 feet long and one ton |
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Orohippus
Fossil Site: Woodlands of North America Time Period: Early Eocene (52-45 million years ago) Diet: Herbivore Size:2 feet long and 50 pounds |
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Zalambdalestes
Fossil Site: Woodlands of central Asia Time Period: Diet: Insects Size:8 inches long and a few ounces |
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Eomaia
Fossil Site: Woodlands of Asia Time Period: Diet: Insects Size:6 inches long and a few ounces |
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Ouranopithecus
Fossil Site: Plains of southern Europe Time Period: Late Miocene (8 million years ago) Diet: Fruits, nuts and seeds Size:5 feet long and 150-200 pounds |
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Zygorhiza
Fossil Site: Shores of North America Time Period: Late Eocene (40-35 million years ago) Diet: Fish and squids Size:20 feet long and one ton |
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Eosimias
Fossil Site: Woodlands of Asia Time Period: Middle Eocene (45-40 million years ago) Diet: Insects Size:A few inches long and one ounce |
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Pakicetus
Fossil Site: Shores of central Asia Time Period: Early Eocene (50 million years ago) Diet: Fish Size:3 feet long and 50 pounds | |