Loricariidae

Suckermouth catfish

Pseudancistrus longispinis

Ten Point Four Centimeters Catfish of South American Waters

• Tropical
• Southern Hemisphere
• Regional distribution
• Freshwater fish
• South America
• Small
• Tropical fish

Guyanancistrus longispinis is a species of catfish in the family Loricariidae that is of disputed classification. It is native to South America, where it occurs in the Oyapock basin in French Guiana. It is typically seen in shallow rapids with rocky substrates and moderate levels of illumination.