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The pursuit of research and the publication of groundbreaking data
are essential outcomes of exploration and discovery in the field of


In this section, we showcase the most notable publications

produced by CR WILD research team led by César L. Barrio-Amorós,

highlighting their significant contributions to the scientific community and enhancing our understanding of the captivating realm of reptiles and amphibians.

List of published articles
CLICK in the PDF icon to download documents 

Arteaga, A. R.A. Pyron, A. Batista, J. Vieira, E. Meneses Pelayo, E.N. Smith, C.L. Barrio Amorós, C. Koch, S. Agne, J.H. Valencia, L. Bustamante, K.J. Harris. 2024. Systematic revision of the Eyelash Palm-Pitviper Bothriechis schlegelii (Serpentes, Viperidae), with the description of five new species and revalidation of three. Evolutionary Systematics. 8 2024, 15–64 | DOI 10.3897/evolsyst.8.114527.  PDF

Barrio-Amorós, C., A.M. Forero-Cano, R. Stuster, A. Batista, M. Canzoneri & E. Arias. 2023. The presence of Scinax altae (Dunn, 1933) in Costa Rica, with redescription of its advertisement call. Anartia 37 (diciembre 2023): 34-46. PDF

Araujo-Vieira, Katyuscia, Lourenço, Ana Carolina C., Lacerda, João Victor A., Lyra, Mariana L., Blotto, Boris L., Cesar L. Barrio-Amorós, Julian Faivovich et al. 2023. Treefrog Diversity in the Neotropics: Phylogenetic Relationships of Scinaxini (Anura: Hylidae: Hylinae). South American Journal of Herpetology, 27(sp1) : 1-145. PDF

Barrio-Amorós, César L., A.M. Forero-Cano, F. Reyes-Serna, R. Nieto & C. Rombeaut. 2023. Extension of the distribution of Cochranella granulosa (Taylor, 1949) in Colombia and Ecuador. Anartia 35: 33-38.
DOI: 10.5281/zenodo.7951625.

Arias, E., Barrio-Amorós, C.L., A. García, G. Chaves. 2023. GEOGRAPHIC DISTRIBUTION, ADVERTISEMENT CALL DESCRIPTION, AND PHYLOGENETIC POSITION OF Pristimantis taeniatus (ANURA: CRAUGASTORIDAE). Revista de Herpetologia Latinoamericana 5(4): 1-9.​ PDF

Luna, J.C. & Barrio-Amorós. C.L. 2023. Presence of the Ornate Landfrog, Pristimantis ornatissimus (Despax 1911), in Colombia. Reptiles & Amphibians 30: e18269. 1-2. PDF

Barrio-Amorós, C.L. , M. Quiroz, C. Porras-Ramírez , R. Villanueva-Maldonado , A. Estrada-García  & A. Batista. 2023. Amphibians and Reptiles Encountered During an Expedition to Panama. Reptiles & Amphibians 30: e18359: 1-12. PDF

Barrio Amorós, C. L., & Guell, B. (2023).
The Central American Milk Frog Trachycephalus vermiculatus” (Anura, Hylidae); observations of explosive breeding activity and a novel release call . Reptiles & Amphibians, 30(1), e18452 .

Barrio-Amorós. C.L. & D. Torres. Atelopus carbonerensis Rivero, 1974. A long-awaited rediscovery through citizen science. Reptiles & Amphibians 30 e18534: 1-4. 

Vargas, J.A. & C. Barrio-Amorós. 2023. First Record of the Plump Frog, Elachistocleis pearsei (Ruthven 1914), in Costa Rica. Reptiles & Amphibians 30: 1-2. PDF

Barrio-Amorós, C. 2022. Photographing Amphibian and Reptiles in the wild. Responsible Herpetoculture Journal 4: 43-63.  PDF

Barrio-Amorós, C.L. & R. González. 2022. Natural history observations of coralsnakes (Micrurus spp.) in Costa Rica. Reptiles & Amphibians 29: 233- PDF

Barrio-Amorós, C.L., G. Chaves & R. Puschendorf. 2021. Current status and natural history of the critically endangered Variable  harlequin toad (Atelopus varius) in Costa Rica. Reptiles & Amphibians Journal 28: 374- 388. PDF
Salazar, S., A.C. Montes-Correa & C.L. Barrio-Amorós.  2021. Description of two previously unknown anuran vocalizations from the Caribbean rainforests of Costa Rica. Anartia 32: 67-70.  PDF

Salazar, S., R. González & C.L. Barrio-Amorós.  2021. New Data on Reproduction of the Shaman Fringe-limbed Treefrog, Ecnomiohyla sukia Savage and Kubicki 2010 (Anura: Hylidae). Reptiles & Amphibians 28: 525-526.​ PDF

Barrio Amorós, C.L., G. Corrales, S. Rodríguez, J. Culebras, Q. Dwyer & D.A. Flores. 2020. Lachesis, la reina de la selva tropical. Explora 5: 130-179. PDF

Barrio Amorós, C.L., G. Corrales, S. Rodríguez, J. Culebras, Q. Dwyer & D.A. Flores. 2020. The Bushmasters (Lachesis spp.): Queens of the Rainforest. An Overview of the Taxonomy, Distribution, Natural History, Lore, and Conservation of the Largest Vipers in the World. IRCF Reptiles & Amphibians 27(3): 358- 381. PDF

Rojas-Runjaic, F., C.L. Barrio-Amorós, C.J. Señaris, I de la Riva; S. Castroviejo-Fisher. 2021. Discovery of an additional piece of the large gymnophthalmid puzzle: a new genus and species of stream spiny lizard (Squamata: Gymnophthalmidae: Cercosaurinae) from the western Guiana Shield in Venezuela. Zootaxa 4950: 296-320. PDF

Rojas-Runjaic. F., C. Barrio-Amorós & S. Castroviejo-Fisher. 2021. First record of Mathiasson’s Treefrog, Dendropsophus mathiassoni (Cochran & Goin, 1970) (Anura, Hylidae), for Venezuela. Herpetology Notes 14: 533-536. PDF

Barrio-Amorós, C., 2020. La rana dardo venenoso Phyllobates terribilis, Explora 5: 130-145 PDF

Barrio-Amorós, C.L. & D. Paniagua. 2020.  Distribution of Savage’s Anole, Dactyloa savagei (Poe and Ryan 2017) (Squamata: Dactyloidae), in Costa Rica. Reptiles & Amphibians 27(2):225–227 

Barrio Amorós, C.L. 2020. Distribution of the Costa Rican glasstail, Urotheca myersi Savage and Lahanas, 1979. IRCF Reptiles and Amphibians 27(3): 428-429. PDF

Barrio Amorós, C.L., M. Costales, J. Vieira, E. Osterman, H. Kaiser and A. Arteaga. 2020. Back from extinction: rediscovery of the harlequin toad Atelopus mindoensis Peters, 1973 in Ecuador. Herpetology Notes 13: 325-328.  PDF
Barrio Amorós, C.L. 2020. Basiliscus basiliscus. Sleeping behavior. Natural History notes. Herpetological Review 51: 594-595. PDF

Yeager, J. & Barrio-Amorós, C.L. 2020. Spatial problema solving in a poison frog. Herpetological notes 13: 349-351. PDF

Gabrysova, B., J. Aznar Gonzalez de Rueda & Barrio-Amorós C.L.  Bothrops asper: Diet/ Ophiophagy. Natural History Notes. Herpetological Review 51: 859-860. PDF

Barrio-Amorós, C.L. 2019. On the taxonomy of the snakes in the genus Leptodeira, with an emphasis on Costa Rican species. IRCF Reptiles and Amphibians 26: 1-15. PDF

Means, B.D. & C.L. Barrio-Amoros. 2019. Island in the sky: Snakes on South American tepuis: 310-329. In: Lillywhite, H. and Martins, M. 2019: Islands and Snakes. Oxford University Press: 343 pp. PDF

Barrio Amorós, C.L., 2019. The kiss of death. Meet the most toxic vertebrate on Earth. Anima Mundi 37: 76-89. (Phyllobates terribilis) PDF

Barrio-Amorós, C.L., F. Rojas. Runjaic & CJ. Señaris. 2019. Catalogue of the amphibians of Venezuela. Illustrated and annotated species list, distribution and conservation. Amphibian and Reptile Conservation 13: 1-198. PDF

Diego: Gómez-Hoyos, D., R.Méndez-Arrieta, A.Méndez-Arrieta, R.Seisdedos, J.
Abarca, C. Barrio-Amorós & J.González-Maya. 2018. Anuran inventory in a locality of the buffer area of La Amistad International Park, Costa Rica: pilot study for Citizen
Science application. Anales de Biología 40: 57-64

Marques-Souza, S., I. Prates, A. Fouquet, A.Camacho, P.J.R. Kok, P. M.S.Nunes, F. Dal Vechio. R. Sousa Recoder, N. Mejia, M. Teixeira Junior, C. Barrio-Amorós, J. Cassimiro, J. Dias Lima, Sena & M. Trefaut Rodrigues. 2018. Reconquering the water: Evolution and systematics of South and Central American aquatic lizards (Gymnophthalmidae). Zoologia Scripta 47: 255-265. PDF

Barrio-Amoros, C. & H. Torres. 2017. Ecnomiohyla miliaria: Distribution in Pacific Costa Rica. Mesoamerican Herpetology 4: 660-661. PDF

Dwyer Q, Arteaga A, Barrio-Amorós CL, Fagle A (2018) Trachyboa boulengeri. Diet. Herpetological Review 49: 359–360. PDF

Pomerantz A, Peñafiel N, Arteaga A, Bustamante L, Pichardo F, Coloma LA, Barrio-Amorós CL, Salazar-Valenzuela D, Prost S (2018) Real-time DNA barcoding in a rainforest using nanopore sequencing: opportunities for rapid biodiversity assessments and local capacity building. Gigascience. PDF

Gómez-Hoyos, D., J.González-Maya, J. Pacheco, R. Seisdedos,
C.L. Barrio-Amorós, & G. Ceballos. 2017. Mineral-lick use by Choloepus hoffmanni (Pilosa: Megalonychidae) at Las Cruces Biological Station, Coto Brus, Costa Rica. The Southwestern Naturalist 62: 278- 280.

Barrio-Amorós, C.L., B. Hovland, R. Barrantes, J. Brooks, and O. Vargas. 2017. Aberrant Patterns in the Strawberry Poison Frog, Oophaga pumilio (Schmidt 1857). IRCF Reptiles & Amphibians 24: 103-105. PDF

Barrio-Amorós, C.L. 2017. Colorful and poisonous dendrobatids. Rainforest jewels. Anima Mundi 26: 97-106. PDF

Barrio-Amoros, C. & R. ter Harmsel. 2017. Clelia clelia. Predation on larger prey. Mesoamerican Herpetology 4: 641-644. PDF

Jablonski D, Grul’a D, Barrio-Amorós CL, Kok PJR. 2017. Molecular phylogenetic relationships among Pristimantis summit populations in the eastern tepui chain: insights from P. aureoventris (Anura: Craugastoridae). Salamandra 53: 473–478. PDF

Barrio-Amorós, C.L. & Barrio-Amorós, E. 2017. Shrinking behavior in Pristimantis pardalis (Amphibia: Anura: Craugastoridae) from Costa Rica. Mesoamerican Herpetology 4: 410-411. PDF

Barrio-Amorós, C.L. & Ortiz, J.C. 2016. Venezuelan geckos (Gekkonidae, Phyllodactylidae, Sphaerodactylidae) in the collection of the Universidad de Concepción in Chile, with description of the type series of Gonatodes ligiae and Gonatodes petersi (Sphaerodactylidae). Zootaxa 4136 (3): 537–552. PDF

Barrio-Amorós, C.L., C. Grünwald, H. Franz & B. La Forest, 2016. A new Mexican locality for the endangered salamander Nyctanolis pernix (Caudata: Plethodontidae). Mesoamerican Herpetology 3: 534-536. PDF

Barrio-Amorós, C.L. 2016. Amphibians and reptiles of Costa Ballena, Costa Rica. The Field Museum Guides 772: 1-9. PDF

Barrio-Amorós, C.L., 2016. An overview of the Dendrobatid frogs of Venezuela. Herp Nation 20: 74-84. PDF

Barrio-Amorós, C.L & J. Abarca. 2016. Another surviving population of the Critically Endangered Atelopus varius (Anura: Bufonidae) in Costa Rica. Mesoamerican Herpetology 3: 128-134. PDF

Barrio-Amorós, C.L., C.I. Grünwald, H. Franz-Chávez, Á.M. Mendoza and B.T. La Forest. 2016.  Notes on natural history and call description of the Critically Endangered Plectrohyla avia (Anura: Hylidae) from Chiapas, Mexico. Amphibian and Reptile Conservation 10: 11-17. PDF

Barrio-Amorós, C.L., U. García, M. Dominguez Laso, A. Nieto Montes de Oca. 2016. 
 Charadrahyla altipotens (Anura: Hylidae), a Critically Endangered treefrog rediscovered in Oaxaca, Mexico. Mesoamerican Herpetology 3; 787-790.

Rojas-Runjaic, F., E. Infante-Rivero, C.L: Barrio-Amorós. 2016. New records, range extension and call description for the stream-breeding frog Hyloscirtus lascinius (Rivero, 1970) in Venezuela. Amphibian and Reptila Conservation 10: 34-39. PDF

Acosta-Chaves, V., Solís-Miranda, N. & Barrio-Amorós, C.L. 2015. Thecadactylus rapicauda. Preying on large insects. Mesoamerican Herpetology 2(2): 198-199. PDF

Barrio-Amorós, C.L. 2015. Bothriechis schlegelii. Predation and color pattern. Mesoamerican Herpetology 2(1): 117-119. PDF

Barrio-Amorós, C.L. & R. Ojeda. 2015. Iguana iguana Predation by tayras. Mesoamerican Herpetology 2(1): 112-114. PDF

Lamar, W., C.L. Barrio-Amorós, Q. Dwyer, J. Abarca & R. De Plecker. 2015. The Gerrhonotine genus Coloptychon (Sauria: Anguidae): Mesoamerican Herpetology 2(1): 87-104. PDF

Núñez, R. & C. Barrio-Amorós. 2015. Imantodes cenchoa. Coloration. Amelanism. Mesoamerican Herpetology 2: 349. PDF

Morgan, R. & C. Barrio-Amorós. 2015. Bothriechis schlegelii. Diet. Mesoamerican Herpetology 2: 345-346. PDF

BARRIO-AMORÓS, C.L. 2015. Book review. The Amphibians and Reptiles of Mindo. Life in the Cloud forest. Herpetological Review 46(1): 111-113. PDF

Barrio-Amorós, C.L. 2015. Amazing Argentina. Trip report. Anima Mundi 18: 102-119. PDF

Barrio-Amorós, C.L. 2015. Inevitables Galápagos. Río Verde: 17-27. PDF

Núñez, R. & C. Barrio-Amorós. 2014. Oscaecilia osae. Predation and habitat. Mesoamerican Herpetology 1(2): 283-284. PDF

Chavarría, M. & C. Barrio-Amorós. 2014. Clelia clelia. Predation. Mesoamerican Herpetology 1(2): 286. PDF

Santos, J.C., M. Baquero, C. Barrio-Amorós, L.A. Coloma, L.K. Erdtmann, A.P. Lima and D.C. Cannatella. 2104. Aposematism increases acoustic diversification and speciation in poison frogs. Proceedings of the Royal Society 281: 1-9. PDF

Brusquetti, F, Jansen, M., Barrio-Amorós, C., Segalla, M. & Haddad, C.F.B. 2014. Taxonomic review of Scinax fuscomarginatus (Lutz, 1925) and related species (Anura; Hylidae). Zoological Journal of the Linnean Society 171: 783–721. PDF

Camargo, E., Rivero, R, & Barrio-Amorós, C.L.. 2014. Datos sobre la distribución de cuatro especies de anfibios (Amphibia, Anura) de Venezuela. Anartia 26: 147-152. PDF

BARRIO-AMORÓS, C.L. 2014. Book review. A Field Guide to the Snakes of Costa Rica. Herpetological Review 45(1): 124-125. PDF

Jadin, R., Burbrink, F., Rivas, G. Vitt, L., Barrio-Amorós, C.L. & Guralnick, R. 2013. Finding arboreal snakes in an evolutionary tree: phylogenetic placement and systematic revision of the Neotropical birdsnakes. J. Zoolog Syst Evol Res doi: 10.1111/jzs.12055: 1-8. PDF

Rojas-Runjaic, F., Castroviejo-Fischer, S. & Barrio-Amorós, C.L. 2013. First record of the Amazonian tiny tree toad Amazophrynella minuta (Melin, 1941) (Anura: Bufonidae) for Venezuela. Checklist 9(5): 1122-1123. PDF

Kok, P.J.R., & C.L. Barrio-Amorós. 2013. On the taxonomic validity of Pristimantis tepuiensis (Schlüter & Rödder, 2007) and P. stegolepis (Schlüter & Rödder, 2007), with remarks on the type series of P. guaiquinimensis (Schlüter & Rödder, 2007). Zootaxa 3694: 75-80. PDF

Barrio-Amorós, C.L., M. Heinicke & S. B. Hedges. 2013. A new tuberculated Pristimantis (Anura, Terrarana, Strabomantidae) from the Venezuelan Andes, redescription of Pristimantis pleurostriatus and variation within Pristimantis vanadisae. Zootaxa 3647: 43-62. PDF

Barrio-Amorós, C.L.. 2011. Anaconda. Rio Verde 4: 51-56. PDF

Barrio-Amorós, C. L., & Manrique, R., 2008. Observations on the Natural History of the Green Anaconda (Eunectes murinus Linnaeus, 1758) in the Venezuelan Llanos: an ecotourism perspective. Iguana 15(2): 92-101. PDF

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