Diplocaulus salamandroides, a prehistoric animal from the Paleozoic Era.

AMPHIBIA • AMPHIBIAN • AMPHIBIOUS • ANATOMY: SKULL • ANIMAL HEAD • ANIMAL THEMES • ANIMAL • ANIMALS IN THE WILD • ARTWORK • CARNIVORE • COLOR IMAGE • COLOUR IMAGE • CRANEO • CRANEOS • CRANIUM • CRANIUMS • CREATURE • DINOSAUR • DINOSAURS • DIPLOCAULUS SALAMANDROIDES • DIPLOCAULUS • EVOLUTION • EXTINCT • HORIZONTAL • ILLUSTRATION TECHNIQUE • ILLUSTRATION • ILLUSTRATIONS • MORPHOLOGY • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NATURE • NO PEOPLE • ONE ANIMAL • PAINTING • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOBIOLOGY • PALEONTOLOGY • PALEOZOIC ERA • PALEOZOOLOGY • PAST • PERMIAN • PISCIVORE • PREHISTORIC ERA • SALAMANDER • SCIENCE: EVOLUTION • SKULL • SKULL, ANATOMY • SKULLS • SPECIES • SWIMMING • TETRAPOD • UGLINESS • UNDERSEA • UNDERWATER • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY