 | Catalogues of the reptiles obtained during the Explorations of the Parana, Paraguay, Vermejo and Uruguay Rivers, by Capt. Thos. J. Page, U.S.N.; and of those procured by Lieut. N. Michler, U.S. Top. Eng., Commander of the Expedition conducting the survey of the Atrato River
E D Cope (1862) Proceedings of the Academy Natural Sciences of Philadelphia 14: 346-359 |
 | On Trachycephalus, Scaphiopus and other Batrachia
E D Cope (1863) Proceedings of the Academy of Natural Sciences of Philadelphia 15: 43-54 |
 | A collection of reptiles from Owen
E D Cope (1867) Proc. Acad. nat. Sci. Philadelphia 1867: 85-86 |
 | Description of Seven New Species of American Birds from Various Localities, with a Note on Zonotrichia melanotis
(1868) Proceedings of The Academy of Natural Sciences of Philadelphia 20: 359-430 |
 | Synopsis of the Batrachia and Reptilia obtained by H. H. Smith in the Province of Mato Grosso, Brazil
E D Cope (1887) Proc. Amer. Philos. Soc. 24: 44-60 |
 | Batracios Argentinos. Enumeración sistemática, sinonímica y bibliográfica de los Batracios de la República Argentina
Carlos Berg (1896) Anales del Museo Buenos Aires 5: 147-226 |
 | An annotated list of the batrachians and reptiles collected by the British Ornithologists' Union Expedition and the Wollaston Expedition in Dutch New Guinea
G A Boulenger (1914) Trans. Zool. Soc. London 20: 247-274 |
 | Mexican tailless amphibians in the United States National Museum
Remington Kellogg (1932) Bulletin of the United States National Museum 160: 1-224 |
 | Summary of the collections of amphibians made in México under the Walter Rathbone Bacon traveling scholarship
E H Taylor and H M Smith (1945) Proceedings of the United States National Museum 95: 521-613 |
 | A bibliography of Mexican Amphibiology
E H Taylor (1947) University of Kansas Science Bulletin 31: 543-589 |
 | An annotated checklist and key to the Amphibia of Mexico
H M Smith and And E H Taylor (1948) Bulletin of the United States National Museum 194: 1-118 |
 | Type specimens of reptiles and amphibians in the United States National Museum
(1961) Bulletin of the United States National Museum 220: 1-291 |
 | The systematics of the frogs of the Hyla rubra group in Middle America
J R León (1969) University of Kansas Publications. Museum of Natural History 18: 505-545 |
 | Frogs of Columbia
Doris M Cochran and Coleman J Goin (1970) Bull U S National Museum 288: 1-655 |
 | 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 |
 | The status of the hylid frog genus Ololygon and the recognition of Scinax Wagler, 1830
William E Duellman and John J Wiens (1992) Occasional Papers of the Museum of Natural History, The University of Kansas, Lawrence, Kansas 151: 1-23 |
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