Hyla triangulum Günther, 1869
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| Frogs of Columbia Doris M Cochran and Coleman J Goin (1970) Bull U S National Museum 288: 1-655 | |
| A reassessment of the taxonomic status of some neotropical hylid frogs William E Duellman (1974) Occas. Pap. Mus. Nat. Hist. Univ. Kansas 27: 1-27 | |
| Anuran amphibians from a seasonally dry forest in southeastern Peru and comparisons of the anurans among sites in the upper Amazon basin William E Duellman and Richard Thomas (1996) Occasional papers of the Natural History Museum, the University of Kansas, Lawrence, Kansas 180: 1-34 |