Range Description

This species is found in Paraguay, Brazil, and Bolivia (Simone 2006). It is most likely that this species occurs in the Paraguay and Amazon Rivers (G. Darrigran pers. comm. 2010).

Pomacea bridgesii bridgesii: This species is only found in Bolivia in the Rio Grande, Reyes River at Beni (Pain 1960, Perera and Walls 1996).
Pomacea bridgesii diffusa: This species is very widespread and found throughout the entire Amazon River system (Ghesquiere 2007).