Other Published Names: Sapo-toro amazónico (Barrio, 1998); rose-sided jungle frog (Bartlett & Bartlett, 2003); Knudsen's frog (Frank & Ramus, 1995; Crump, 2002); leptodactyle de Knudsen (Lescure & Marty, 2000); pirinto (Rojas Zolezzi, 2002); slender-fingered bladder frog (Hvass, 1964, 1965).