ReptileLate Permian
Coelurosauravus
Coelurosauravus elivensis was a small gliding reptile with a specialized skin-supporting apparatus.
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Showing 457–480 of 578 creatures
Reptile
Marine reptileMiddle Triassic
Atopodentatus
Atopodentatus unicus had a broad, hammerhead-like snout with specialized teeth.
Meet Atopodentatus
Marine reptileLate Triassic
Henodus
Henodus chelyops had a broad armoured body and a short, box-shaped head.
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ReptilePleistocene
Meiolania
Meiolania platyceps was a horned turtle with an armoured tail.
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ReptileLate Miocene
Purussaurus
Purussaurus brasiliensis was a giant caiman relative with a broad, deep skull.
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ReptileLate Cretaceous
Simosuchus
Simosuchus clarki had a short, blunt snout, unusual teeth and extensive body armour.
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MammalLate Eocene
Basilosaurus
Basilosaurus isis was an early whale with an extraordinarily long body and very small hind limbs.
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MammalLate Eocene
Dorudon
Dorudon atrox was a fully aquatic early whale with toothed jaws, flippers and tiny hind limbs.
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MammalMiocene
Livyatan
Livyatan melvillei was a large predatory whale with a powerful skull and very large teeth.
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MammalEocene
Ambulocetus
Ambulocetus natans was an early whale relative with substantial limbs and large feet.
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MammalNeogene
Odobenocetops
Odobenocetops peruvianus was a toothed whale with an extraordinary walrus-like head.
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MammalPliocene–Pleistocene
Josephoartigasia
Josephoartigasia monesi was a giant rodent with a substantial skull and large incisors.
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MammalNeogene
Nuralagus
Nuralagus rex was a large island rabbit with proportions unlike those of a modern hopping hare.
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BirdMiocene
Phorusrhacos
Phorusrhacos longissimus was a large flightless bird with long legs and a deep, hooked beak.
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BirdMiddle Miocene
Kelenken
Kelenken guillermoi is known for an enormous skull with a deep hooked beak.
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BirdLate Miocene
Dromornis
Dromornis stirtoni was a giant Australian flightless bird with a massive head and deep bill.
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BirdLate Oligocene
Pelagornis
Pelagornis sandersi was a very large flying seabird with bony projections along its beak.
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BirdLate Miocene
Argentavis
Argentavis magnificens was a giant flying bird related to other teratorns.
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DinosaurJurassic
Yi
Yi qi was a small feathered dinosaur with an unusual wrist element supporting a membranous wing surface.
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DinosaurLate Jurassic
Ambopteryx
Ambopteryx longibrachium combined feathers with evidence of a membranous wing.
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DinosaurJurassic
Epidexipteryx
Epidexipteryx hui was a small feathered dinosaur with long ribbon-like tail feathers.
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DinosaurLate Cretaceous
Lokiceratops
Lokiceratops rangiformis was a horned dinosaur with striking ornaments along its frill.
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DinosaurMiddle Jurassic
Asfaltovenator
Asfaltovenator combined a large predatory skull with substantial forelimbs.
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DinosaurEarly Cretaceous
Fukuivenator
Fukuivenator was a lightly built dinosaur with an unusual combination of skeletal and dental features.
Meet FukuivenatorEach card identifies its kind of creature. Fictional characters are labeled and have their own game stories. AI-generated, stylized game illustrations. These designs and growth stages are imaginative, not scientific reconstructions.