Rhizodus hibberti, an extinct group of Carboniferous lobe-finned fish.

ACTION • ANIMAL BEHAVIOR • ANIMAL FAMILY • ANIMAL THEMES • ANIMAL • ANIMALS IN THE WILD • AQUATIC • ARTWORK • BAYOU • BIODIVERSITY • BOTANICAL • BOTANY   • BOTANY • BOTANY  • CARBONIFEROUS PERIOD • CARBONIFEROUS • CARNIVORE • COLOR IMAGE • COLOUR IMAGE • CREATURE • DAY • DEVONIAN • DIGITALLY GENERATED IMAGE • ECOSYSTEM • EVOLUTION • EXTINCT • FISH • FLEET • FRESH WATER • FRESHWATER • FULL LENGTH • FULL-LENGTH • GEOLOGIA • GEOLOGY • GROUP • HORIZONTAL • ICHTHYOLOGY • ILLUSTRATION • ILLUSTRATIONS • LAKE • LATERAL VIEW • LOBE-FINNED FISH • MARINE BIOLOGY • MARINE • MEDIUM GROUP OF ANIMALS • MORPHOLOGY • MOTION • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NATURE • NAVY • NO PEOPLE • OCEAN FLOOR • OCEAN LIFE • OCEAN • OSTEICHTHY • OSTEICHTHYES • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEOBOTANY • PALEOICHTHYOLOGY • PALEONTOLOGY • PALEOZOIC ERA • PALEOZOOLOGY • PAST • PISCIVORE • PLANT • PREDATOR • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • RHIZODONT • RHIZODUS HIBBERTI • RHIZODUS • RIVER • SARCOPTERYGII • SCHOOL OF FISH • SCIENCE • SCIENCE: EVOLUTION • SEA LIFE • SEA • SEAS • SIDE VIEW • SPECIES • SWAMP • SWIMMING • TOGETHERNESS • TROPICAL CLIMATE • UGLINESS • UNDERSEA • UNDERWATER • WATER • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY