Paulo Passos

Paulo Passos, Brazilian herpetologist.

• Departamento de Vertebrados, Museu Nacional, Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, RJ, Brazil.

(List may be incomplete)

• 42 taxon names authored by Paulo Passos

(List may be incomplete)

• 0 eponyms of Paulo Passos

(List may be incomplete)

• Fernandes, R., Fernandes, D.S. & 2002. Leptognathus latifasciatus Boulenger, 1913, a junior synonym of Dipsas polylepis (Boulenger, 1912) (Serpentes: Colubridae). Boletim do Museu Nacional. Nova Série, Zoologia 493: 1–7. Reference page. 

• , Fernandes, D.S. & Caramaschi, U. 2004. The taxonomic status of Leptognathus incertus Jan, 1863, with revalidation of Dipsas alternans (Fischer, 1885)(Serpentes: Colubridae: Dipsadinae). Amphibia-Reptilia 25(4): 381–393. DOI: 10.1163/1568538042788951 Reference page. 

• & Fernandes, D.S. 2005. Variation and taxonomic status of the aquatic coral snake Micrurus surinamensis (Cuvier, 1817) (Serpentes: Elapidae). Zootaxa 953(1): 1–8. DOI: 10.11646/zootaxa.953.1.1 Reference page. 
• , Fernandes, R. & Porto, M. 2005. Geographical variation and taxonomy of the snail-eating snake Dipsas albifrons (Sauvage, 1884), with comments on the systematic status of Dipsas albifrons cavalheiroi Hoge, 1950 (Serpentes: Colubridae: Dipsadinae). Zootaxa 1013(1): 19–34. DOI: 10.11646/zootaxa.1013.1.2 Reference page. 
• , Fernandes, R. & Zanella, N. 2005. A new species of Atractus (Serpentes: Colubridae) from Southern Brazil. Herpetologica 61(2): 209–218. JSTOR Reference page. 

• , Caramaschi, U. & Pinto, R.R. 2006. Redescription of Leptotyphlops koppesi Amaral, 1954, and description of a new species of the Leptotyphlops dulcis group from Central Brazil (Serpentes: Leptotyphlopidae). Amphibia-Reptilia 27(3): 347–357. DOI: 10.1163/156853806778190006 Reference page. 

• Feitosa, D.T., & Prudente, A.L.C. 2007. Taxonomic status and geographic variation of the Slender Coralsnake, Micrurus filiformis (Günther, 1859)(Serpentes, Elapidae). South American Journal of Herpetology 2(3): 149–156. DOI: 10.2994/1808-9798(2007)2[149:TSAGVO]2.0.CO;2 Reference page. 
• , Cisneros-Heredia, D.F. & Salazar-Valenzuela, D. 2007. Rediscovery and redescription of the rare Andean snake Atractus modestus. Herpetological Journal 17(1): 1–6. PDF Reference page. 
• , Fernandes, D.S. & Borges-Nojosa, D.M. 2007. A new species of Atractus (Serpentes: Dipsadinae) from a relictual forest in northeastern Brazil. Copeia 2007(4): 788–797. DOI: 10.1643/0045-8511(2007)7[788:ANSOAS]2.0.CO;2 Reference page. 

• & Fernandes, R. 2008. A new species of the colubrid snake genus Atractus (Reptilia: Serpentes) from the central Amazon of Brazil. Zootaxa 1849(1): 59–66. DOI: 10.11646/zootaxa.1849.1.4 Reference page. 
• & Fernandes, R. 2008. Revision of the Epicrates cenchria Complex (Serpentes: Boidae). Herpetological Monographs 22(1): 1–30. DOI: 10.1655/06-003.1 Reference page. 
• Prudente, A.L.C. & 2008. New Species of Atractus Wagler, 1828 (Serpentes: Dipsadinae) from Guyana Plateau in Northern Brazil. Journal of Herpetology 42(4): 723–732. DOI: 10.1670/07-115R3.1 Reference page. 

• & Arredondo, J.C. 2009. Rediscovery and redescription of the Andean earth-snake Atractus wagleri (Reptilia: Serpentes: Colubridae). Zootaxa 1969(1): 59–68. DOI: 10.11646/zootaxa.1969.1.3 Reference page. 
• , Aguayo, R. & Scrocchi, G. 2009. Rediscovery of the rare Atractus bocki, with assessment of the taxonomic status of Atractus canedii (Serpentes: Colubridae: Dipsadinae). Journal of Herpetology 43(4): 710–715. DOI: 10.1670/08-209.1 Reference page. 
• , Lynch, J.D. & Fernandes, R. [2008] 2009. Taxonomic status of Atractus sanctaemartae and A. nebularis, and description of a new Atractus from Atlantic coast of Colombia. Herpetological Journal 18(4): 175–186. PDF Reference page. 
• , Arredondo, J.C., Fernandes, R. & Lynch, J.D. 2009. Three new Atractus (Serpentes: Dipsadidae) from the Andes of Colombia. Copeia 2009(3): 425–436. DOI: 10.1643/CH-08-063 Reference page. 
• , Mueses-Cisneros, J.J., Lynch, J.D. & Fernandes, R. 2009. Pacific lowland snakes of the genus Atractus (Serpentes: Dipsadidae), with description of three new species. Zootaxa 2293(1): 1–34. DOI: 10.11646/zootaxa.2293.1.1 Reference page. 
• , Chiesse, A., Torres-Carvajal, O. & Savage, J.M. 2009. Testing species boundaries within the Atractus occipitoalbus complex (Serpentes: Dipsadidae). Herpetologica 65(4): 384–403. DOI: 10.1655/08-024.1 Reference page. 

• & Lynch, J.D. 2010. Revision of Atractus (Serpentes: Dipsadidae) from Middle and Upper Magdalena Drainage of Colombia. Herpetological Monographs 24(1): 149–173. DOI: 10.1655/09-041.1 Reference page. 
• Prudente, A.L.C. & 2010. New Cryptic Species of Atractus (Serpentes: Dipsadidae) from Brazilian Amazonia. Copeia 2010(3): 397–404. DOI: 10.2307/40863267 Reference page. 
• , Fernandes, R., Bérnils, R.S. & Moura-Leite, J.C. 2010. Taxonomic revision of the Brazilian Atlantic Forest Atractus (Reptilia: Serpentes: Dipsadidae). Zootaxa 2364(1): 1–63. DOI: 10.11646/zootaxa.2364.1.1 Reference page. 

• & Prudente, A.L.C. 2012. Morphological variation, polymorphism, and taxonomy of the Atractus torquatus complex (Serpentes: Dipsadidae). Zootaxa 3407(1): 1–21. DOI: 10.11646/zootaxa.3407.1.1 Reference page. 
• , Cisneros-Heredia, D., Rivera, D.E., Aguilar, C. & Schargel, W.E. 2012. Rediscovery of Atractus microrhynchus and Reappraisal of the Taxonomic Status of A. emersoni and A. natans (Serpentes: Dipsadidae). Herpetologica 68(3): 375–392. DOI: 10.1655/HERPETOLOGICA-D-11-00078.1 Reference page. 

• Kaiser, H., Crother, B.I., Kelly, C.M.R., Luiselli, L., O’Shea, M., Ota, H., , Schleip, W.D. & Wüster, W. 2013. Best practices: in the 21st Century, taxonomic decisions in herpetology are acceptable only when supported by a body of evidence and published via peer-review. Herpetological Review 44(1): 8–23. PDF Reference page. 
• , Ramos, L.O., Pinna, P.H. & Prudente, A.L.C. 2013. Morphological variation and affinities of the poorly known snake Atractus caxiuana (Serpentes: Dipsadidae). Zootaxa 3745(1): 35–48. DOI: 10.11646/zootaxa.3745.1.3 Reference page. 
• , Teixeira Jr., M., Recoder, R.S., Sena, M.A., Dal Vechio, F., Pinto, H.B.A., Mendonça, S.H.S.T., Cassimiro, J. & Rodrigues, M.T. 2013. A new species of Atractus (Serpentes: Dipsadidae) from Serra do Cipó, Espinhaço Range, Southeastern Brazil, with proposition of a new species group to the genus. Papéis Avulsos de Zoologia 53(6): 75–85. DOI: 10.1590/S0031-10492013000600001 Reference page. 
• , Kok, P.J.R., Albuquerque, N.R. & Rivas, G.A. 2013. Groundsnakes of the Lost World: A Review of Atractus (Serpentes: Dipsadidae) from the Pantepui Region, Northern South America. Herpetological Monographs 27:(1): 52–86. DOI: 10.1655/HERPMONOGRAPHS-D-12-00001R2.1 Reference page. 
• Schargel, W.E., Lamar, W.W., , Valencia, J.H., Cisneros-Heredia, D.F. & Campbell, J.A. 2013. A new giant Atractus (Serpentes: Dipsadidae) from Ecuador, with notes on some other large Amazonian congeners. Zootaxa 3721(5): 455–474. DOI: 10.11646/zootaxa.3721.5.2 Reference page. 

• Salazar-Valenzuela, D., Torres-Carvajal, O. & 2014. A New Species of Atractus (Serpentes: Dipsadidae) from the Andes of Ecuador. Herpetologica 70(3): 350–363. DOI: 10.1655/HERPETOLOGICA-D-13-00045 Reference page. 
• Almeida, P.C., Feitosa, D.T., & Prudente, A.L.C. 2014. Morphological variation and taxonomy of Atractus latifrons (Günther, 1868) (Serpentes: Dipsadidae). Zootaxa 3860(1): 64–80. DOI: 10.11646/zootaxa.3860.1.3 Reference page. 

• , Prudente, A.L.C. & Lynch, J.D. 2016. Redescription of Atractus punctiventris and Description of Two New Atractus (Serpentes: Dipsadidae) from Brazilian Amazonia. Herpetological Monographs 30(1): 1–20. DOI: 10.1655/HERPMONOGRAPHS-D-14-00009 Reference page. 

• , Ramos, L.O., Fouquet, A. & Prudente, A.L.C. 2017. Taxonomy, morphology, and distribution of Atractus flammigerus (Serpentes: Dipsadidae). Herpetologica 73(4): 349–363. DOI: 10.1655/Herpetologica-D-16-00086 Reference page. 

• , Prudente, A.L.C., Ramos, L.O., Caicedo-Portilla, J.R. & Lynch, J.D. 2018. Species delimitations in the Atractus collaris complex (Serpentes: Dipsadidae). Zootaxa 4392(3): 491–520. DOI: 10.11646/zootaxa.4392.3.4 Reference page. 
• , Sudré, V., Doria, G. & Campbell, P.D. 2018. The taxonomic status of the “forgotten” Bolivian snakes, Atractus balzani Boulenger 1898 and Atractus maculatus (sensu Boulenger 1896) (Serpentes: Dipsadidae). Zootaxa 4438(1): 176–182. DOI: 10.11646/zootaxa.4438.1.10 Reference page. 
• , Scanferla, A., Melo-Sampaio, P.R., Brito, J. & Almendáriz, A. 2018. A giant on the ground: another large-bodied Atractus (Serpentes: Dipsadinae) from Ecuadorian Andes, with comments on the dietary specializations of the goo-eaters snakes. Anais da Academia Brasileira de Ciências 91(Suppl. 1): e20170976. DOI: 10.1590/0001-3765201820170976 Reference page. 

• Meneses-Pelayo, E. & 2019. New Polychromatic Species of Atractus (Serpentes: Dipsadidae) from the Eastern Portion of the Colombian Andes. Copeia 107(2): 250–261. DOI: 10.1643/CH-18-163 Reference page. 
• Martins, A., Koch, C., Pinto, R., Folly, M., Fouquet, A. & 2019. From the inside out: Discovery of a new genus of threadsnakes based on anatomical and molecular data, with discussion of the leptotyphlopid hemipenial morphology. Journal of Zoological Systematics and Evolutionary Research 57(4): 840–863. DOI: 10.1111/jzs.12316 Reference page. 
• , Azevedo, J.A.R., Nogueira, C.C., Fernandes, R. & Sawaya, R.J. 2019. An Integrated Approach to Delimit Species in the Puzzling Atractus emmeli Complex (Serpentes: Dipsadidae). Herpetological Monographs 33(1): 1–25. DOI: 10.1655/0733-1347-33.1.1 Reference page. 

• Gomes, D.F., Azevedo, J., Murta-Fonseca, R., Faurby, S., Antonelli, A. & 2020. Taxonomic revision of the genus Xenopholis Peters, 1869 (Serpentes: Dipsadidae): Integrating morphology with ecological niche. PLoS ONE 15(12): e0243210. DOI: 10.1371/journal.pone.0243210 Reference page. 
• Mebert, K., , Fernandes, D.S., Entiauspe-Neto, O.M., Alvez, F.Q., Machado, A.S. & Lopes, R.T. 2020. A new species of snail-eating snake, Dipsas Cope, 1860 (Serpentes: Colubridae: Dipsadinae), from the Atlantic Forest of Brazil. South American Journal of Herpetology 17(1): 43–62. DOI: 10.2994/SAJH-D-17-00112.1 Reference page. 

• Gonzalez, R.C., Guedes, T.B. & 2021. Back in time to unlock the future: tracing the type-specimens of Corallus hortulana (Linnaeus, 1758) (Serpentes: Boidae), with designation of a lectotype for the Amazon tree boa. Zootaxa 4941(2): 259–270. DOI: 10.11646/zootaxa.4941.2.6 Reference page. 
• Melo-Sampaio, P.R., , Martins, A.R., Jennings, W.B., Moura-Leite, J.C., Morato, S.A.A., Venegas, P.J., Chávez, G., Venâncio, N.M. & Souza, M.B. [2020] 2021. A phantom on the trees: integrative taxonomy supports a reappraisal of rear-fanged snakes classification (Dipsadidae: Philodryadini). Zoologischer Anzeiger 290: 19–39. DOI: 10.1016/j.jcz.2020.10.008 Reference page. 
• Melo-Sampaio, P.R., , Prudente, A.L.C., Venegas, P.J. & Torres‐Carvajal, O. 2021. Systematic review of the polychromatic ground snakes Atractus snethlageae complex reveals four new species from threatened environments. Journal of Zoological Systematics and Evolutionary Research 59: 718–747. DOI: 10.1111/jzs.12453 Reference page. 

• , Melo-Sampaio, P.R., Ramos, L.O., Grazziotin, F.G., Fouquet, A. & Torres-Carvajal, O. 2022. When the tail shakes the snake: phylogenetic affinities and morphology of Atractus badius (Serpentes: Dipsadidae), reveals some current pitfalls on the snake’s genomic age. Anais da Academia Brasileira de Ciências 94: e20191254. DOI: 10.1590/0001-3765202220191254 Reference page. 

• Ceríaco, L.M.P. & 2023. Historical natural history collections allow the description of a new and presumably extinct species of dwarf gecko (Squamata: Gekkonidae: Lygodactylus Gray, 1864) from Fernando de Noronha Island, Brazil. Anais da Academia Brasileira de Ciências 95(3): e20230222. DOI: 10.1590/0001-3765202320230222 Reference page. 
• Martins, A., Folly, M., Ferreira, G.N., Garcia da Silva, A.S., Koch, C., Fouquet, A., Machado, A., Lopes, R.T., Pinto, R., Rodrigues, M.T. & 2023. An evolutionary paradox on threadsnakes: Phenotypic and molecular evidence reveal a new and remarkably polymorphic species of Siagonodon (Serpentes: Leptotyphlopidae: Epictinae) from Amazonia. Vertebrate Zoology 73: 345–366. DOI: 10.3897/vz.73.e98170 Reference page. 

• Gonzalez, R.C., Bezerra de Lima, L.C., & Silva, M.J.J. 2024. The good, the bad and the boa: An unexpected new species of a true boa revealed by morphological and molecular evidence. PLoS ONE 19(4): e0298159. DOI: 10.1371/journal.pone.0298159 Reference page. 
• Sudré, V., Andrade-Júnior, A., Folly, M., Azevedo, J.A.R., Ávila, R.W., Curcio, F.F., Nunes, P.M.S. & 2024. Revision of the Chironius bicarinatus complex (Serpentes: Colubridae): Redefined species boundaries and description of a new species. Vertebrate Zoology 74: 85–120. DOI: 10.3897/vz.74.e106238 Reference page. 
• , Meneses-Pelayo, E., Ramos. L.O., Martins, A.R., Machado, A., Lopes, R.T., Barrio-Amorós, C. & Lynch, J.D. 2024. Taxonomy without borders: Revision of the genus Atractus (Serpentes: Dipsadidae) from the Andes between Colombia and Venezuela. South American Journal of Herpetology 32(sp1): 1–123. DOI: 10.2994/SAJH-D-23-00022.1 Reference page. 

• Barbosa, M.R., Parrinha, D., Marques, M.P., Harun, M., Recoder, R.S., Sena, M.A., Bila, S., Ineich, I., Fernandes, D.S., , Rodrigues, M.T. & Ceríaco, L.M.P. 2025. A long-known new species of the Trachylepis maculilabris species complex (Squamata: Scincidae) from South-Eastern Africa. Annals of the Carnegie Museum 91(1): 1–27. Reference page. 
• Ferreira-Júnior, J.C., Vrcibradic, D., Sudré, V. & 2025. A saucerful of secrets: comparative osteology of the genus Copeoglossum Tschudi, 1845 (Squamata: Scincidae) reveals a new species from Central Brazil. Zoologischer Anzeiger 317: 91–115. DOI: 10.1016/j.jcz.2025.05.008 Reference page.