(specimen not known in GBIF)
| A review of the Andean leptodactylid frog genus Phrynopus John D Lynch (1975) Occasional Papers of the Museum of Natural History, The University of Kansas 35: 1-51 | |
| A review of the broad-headed eleutherodactyline frogs of South America (Leptodactylidae) John D Lynch (1975) Occasional Papers of the Museum of Natural History, The University of Kansas 38: 1-46 |