BioStor
(specimen not known in GBIF)
 | A taxonomic review of South American hylid frogs, genus Phrynohyas Willian E Duellman (1971) Occasional Papers of the Museum of Natural History, The University of Kansas 4: 1-21 |
 | Frogs of southeastern Brazil Doris M Cochran (1955) Bulletin of the United States National Museum 206: 1-423 |