The tadpole of Physalaemus angrensis Weber, Gonzaga and Carvalho-e-Silva, 2005 is described based on tadpoles reared in captivity from a pair collected in a temporary pond in Angra dos Reis Municipality, Rio de Janeiro, Brazil. The species belongs to the Physalaemus signifier group and shares many external characteristics with other members of this group, like the labial tooth row formula 2(2)/3(1) and the ovoid body. The internal oral morphology is also described and compared with other tadpoles of the genus.