Megalechis thoracata (black marble hoplo is a species of catfish of the family Callichthyidae.

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Keywords: animal, animals, aquarium, aquatic, background, barbels, black, callichthyidae, catfish, close-, closeup, dwarf, eye, fish, freshwater, green, hoplo, live, macro, marble, mouth, nature, papilla, spotted, tank, thoracata, thoracatum, tropical, underwater, water