Map of Ecuador showing the type locality of Pristimantis erythros, Chanlud (white square), Cajas Massif, province of Azuay, southern Andes of Ecuador. White arrow indicates the direction of Cuenca city, in austral Ecuador.

  Part of: Sánchez-Nivicela JC, Celi-Piedra E, Posse-Sarmiento V, Urgiles VL, Yánez-Muñoz M, Cisneros-Heredia DF (2018) A new species of Pristimantis (Anura, Craugastoridae) from the Cajas Massif, southern Ecuador. ZooKeys 751: 113-128.