Poeciliidae

Comma Swordtail

Xiphophorus signum

Seven Point Five Centimeters Poeciliid Fish

• Tropical
• Regional distribution
• Freshwater fish
• Central America and the Caribbean
• Small
• Tropical fish

Xiphophorus signum is a poeciliid fish endemic to Guatemala. It occurs in only one creek and adjacent pools, making it a vulnerable species. X. signum was originally described as a deep-bodied subspecies of X. helleri by Rosen and Kallman in 1969.