Bothriolepis, a freshwater bottom feeder from the Devonian Period.

ANIMAL THEMES • ANIMAL • ANIMALS IN THE WILD • ANTIARCH • AQUATIC • ARTWORK • BIODIVERSITY • BOTHRIOLEPIS • BOTTOM DWELLERS • BOTTOM FEEDERS • COLOR IMAGE • COLOUR IMAGE • CREATURE • DAY • DETRITIVORE • DEVONIAN • DIGITALLY GENERATED IMAGE • ECOSYSTEM • ENVIRONMENT • ESTUARY • EVOLUTION • EXISTENCE • EXTINCT • FISH • FLEET • FRASNIAN • FRESH WATER • FRESHWATER • FULL LENGTH • FULL-LENGTH • HETEROTROPH • HORIZONTAL • ICHTHYOLOGY • ILLUSTRATION • ILLUSTRATIONS • LAKE • LATERAL VIEW • MARINE BIOLOGY • MARINE • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NATURE • NAVY • NO PEOPLE • OCEAN FLOOR • OCEAN • ORGANISM • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEOBOTANY • PALEOICHTHYOLOGY • PALEONTOLOGY • PALEOZOIC ERA • PALEOZOOLOGY • PAST • PLACODERMI • PLANT • POND • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • PRIMORDIAL • RIVER • SAPROPHAGE • SCAVENGER • SCIENCE • SCIENCE: EVOLUTION • SEA LIFE • SEA • SEAS • SIDE VIEW • SPECIES • STREAM • SWIMMING • THREE ANIMALS • UGLINESS • UNDERSEA • UNDERWATER • VEGETATION • VERTEBRATE • WATER • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY