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  1. Frogs of the Hyla armata and the Hyla pulchella groups in the Andes of South America, with definitions and analyses of phylogenetic relationships of Andean groups of Hyla / by William E. Duellman, Ignacio de la Riva, and Erik R. Wild.
    By: Duellman, William Edward, - Riva, Ignacio de la. - Wild, Erik Russell. - University of Kansas.
    Publication info: Lawrence, Kan. :Natural History Museum, The University of Kansas,c1997.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  2. A revision of species diversity in the neotropical genus Oreobates (Anura, Strabomantidae), with the description of three new species from the Amazonian slopes of the Andes. (American Museum novitates, no. 3752)
    By: Aguayo, Rodrigo. - Castroviejo-Fisher, Santiago. - Chaparro, Juan C. (Juan Carlos), herpetologist. - Delgado, Amanda J. - Guayasamin, Juan M. - Lehr, Edgar. - Padial, Jose M. - Riva, Ignacio de la. - Teixeira, Mauro. - Vaira, Marcos.
    Publication info: American Museum of Natural History. 2012-07-20
    Contributed by: American Museum of Natural History Library
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  3. A taxonomic revision of Proctoporus bolivianus Werner (Squamata, Gymnophthalmidae) with the description of three new species and resurrection of Proctoporus lacertus Stejneger. (American Museum novitates, no. 3786)
    By: Castroviejo-Fisher, Santiago. - Chaparro, Juan Carlos (Herpetologist) - Goicoechea, Noemí. - Padial, José M. - Riva, Ignacio de la.
    Publication info: American Museum of Natural History. 2013-10-30
    Contributed by: American Museum of Natural History Library
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