Cacotus calcaratus Günther, 1881 Zachaenus roseus Cope, 1890 Eupsophus calcaratus (common name: Chiloe Island ground frog) is a species of frog in the family Alsodidae.

[3] Eupsophus calcaratus are moderate-sized frogs measuring 31–36 mm (1.2–1.4 in) in snout–vent length.

The colouration is highly variable, but it usually has a characteristic, hourglass-shaped pattern in its head.

[1] Males show parental care: they remain with the eggs and tadpoles.

[4][5] Its natural habitat is humid Nothofagus temperate forest.