AmphibianCretaceous
Koolasuchus
It was one of the great predators of the Australian Mesozoic, despite being an amphibian.
Meet KoolasuchusThe Dinosgacha encyclopedia
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578creatures to discover
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Showing 313–336 of 578 creatures
Amphibian
FishDevonian
Dunkleosteus
Its head was armored and its jaws had unusual cutting surfaces.
Meet Dunkleosteus
FishCretaceous
Xiphactinus
Its fossils include finds from the southern and southwestern United States.
Meet Xiphactinus
FishPermian
Helicoprion
Its teeth formed a spiral in its lower jaw.
Meet Helicoprion
FishJurassic
Leedsichthys
It filtered small organisms from the water with specialized gill structures.
Meet Leedsichthys
FishNeogene
Otodus megalodon
Its size is estimated mainly from teeth, so the figures have uncertainty.
Meet Otodus megalodon
InvertebrateCambrian
Anomalocaris canadensis
It used large front appendages with spines to manipulate food.
Meet Anomalocaris canadensis
InvertebrateCambrian
Opabinia regalis
It had five eyes and a long trunk ending in a prehensile structure.
Meet Opabinia regalis
InvertebrateCambrian
Hallucigenia sparsa
Early reconstructions showed it upside down and mistook its tail for its head.
Meet Hallucigenia sparsa
InvertebrateCarboniferous / Permian
Arthropleura
It has been proposed that it consumed vegetation and decaying plant matter.
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InvertebrateCarboniferous
Meganeura
Its wingspan could exceed 70 centimeters, among the largest known for an insect.
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HumanQuaternary
Homo sapiens
Everyone alive today belongs to the same species, Homo sapiens.
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HumanQuaternary
Homo neanderthalensis
Its name comes from the Neander Valley, where a specimen was found in 1856.
Meet Homo neanderthalensis
Fictional game creatureFictional game creature
Brumacresta
An original fictional game creature
Meet Brumacresta
Fictional game creatureFictional game creature
Cenizagarras
An original fictional game creature
Meet Cenizagarras
Fictional game creatureFictional game creature
Prismacola
An original fictional game creature
Meet Prismacola
DinosaurCretaceous
Antarctopelta
Armored dinosaurs lived in Antarctica, and Antarctopelta is one of our best clues.
Meet Antarctopelta
DinosaurCretaceous
Bajadasaurus
Its neck seemed to carry a row of long, forward-tilting spears.
Meet Bajadasaurus
DinosaurCretaceous
Bonitasaura
Bonitasaura’s mouth held a surprise: part of its jaw may have worked as a plant cutter.
Meet Bonitasaura
DinosaurCretaceous
Borealopelta
Borealopelta left us something extraordinary: remains of its last meal.
Meet Borealopelta
DinosaurCretaceous
Eolambia
Eolambia’s bones let researchers follow a dinosaur’s growth from youth to adulthood.
Meet Eolambia
DinosaurCretaceous
Koreanosaurus
This small plant eater has led scientists to consider a life around burrows.
Meet Koreanosaurus
DinosaurCretaceous
Lythronax
A broad head and forward-facing eyes gave Lythronax a distinctive profile.
Meet Lythronax
DinosaurCretaceous
Nasutoceratops
Long, curved horns and an enormous snout make it hard to confuse with another ceratopsid.
Meet NasutoceratopsEach 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.