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Iguanodectidae
Piabucus melanostoma
Piabucus melanostoma
Eleven Point Five Centimeters Iguanodectid Fish from South American Waters
Piabucus melanostoma, sometimes called the chin tetra, is a species of freshwater ray-finned fish belonging to the family Iguanodectidae. This species is found in central South America. It is the second-largest species of the genus, but still only reaches about 12 cm (4 in) long.
- Class
- Teleosts
- Order
- Characins
- Family
- Iguanodectidae
- Genus
- Piabucus
- Maximum length
- 11.5 cm
- Water
- Freshwater
- Distribution
- South America: Madeira and Paraguay River basins.
- Conservation status
- LCLeast Concern

