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Palusophis bifossatus

Rio Tropical Racer


Palusophis bifossatus

(Raddi, 1820)
Ñacaniñá de Monte
Jararacuçú do Brejo
Family: Colubridae
Order: Squamata
Class: Reptilia
Phylum / Division: Chordata
Kingdom: Animalia
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Synonyms: Mastigodryas bifossatus.




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Records from Parque Nacional Río Pilcomayo

Description


Palusophis bifossatus is a species of snake of the family Colubridae.

Geographic range: The snake is found in some central and central eastern parts of Brazil, Bolivia, Colombia, Paraguay, Peru, and northern Uruguay. It has the common name of Rio tropical racer. It is monotypic in the genus Palusophis.

Source: Wikipedia, article Palusophis bifossatus. Content adapted from Wikipedia, available under the CC BY-SA 4.0 license. Accessed on 16/07/2026.





Geographic distribution


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Species photographs

Last published photographs

Foto
Photography ID: 406908
♂ ♀  Adult
Parque Nacional Río Pilcomayo
Formosa
Argentina
07/21/2019
Guillermo Menéndez



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Species vocalizations

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Species reports



 Detail of places sorted by number of records







Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
127829921/07/2019ArgentinaFormosaSeccional Estero Poí, Parque Nacional Río PilcomayoGuillermo Menéndez
Page 1

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Recommended citation
Please use the following reference when citing this species account.
EcoRegistros. 2026. Rio Tropical Racer (Palusophis bifossatus) – Species account. Accessed from www.ecoregistros.org on 22/09/2026.