Acestrorhamphidae

X-ray Tetra

Pristella ariporo

• Tropical
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• South America
• Compressed cross-section
• Small
• Tropical fish

Pristella ariporo, the X-ray tetra, is a species of freshwater ray-finned fish belonging to the family Acestrorhamphidae, the American characins. This species is found in the basin of the Orinoco in Colombia, and in Venezuela.