Bothrocophias campbelli, commonly known as Campbell's toadheaded viper,[4] the Ecuadorian toadheaded pitviper, and víbora boca de sapo in Spanish, is a species of venomous pitviper in the family Viperidae. The species is endemic to South America.[5] No subspecies are currently recognized.[6]
^Caicedo JR, Calderón M, Ines Hladki A, Mendoza-Quijano F, Ramírez Pinilla M, Renjifo J, Urbina N (2019). "Bothrocophias campbelli ". The IUCN Red List of Threatened Species 2019: https://dx.doi.org/10.2305/IUCN.UK.2019-2.RLTS.T15203980A15203988.en. Accessed on 05 January 2022.
^McDiarmid RW, Campbell JA, Touré TA (1999). Snake Species of the World: A Taxonomic and Geographic Reference, Volume 1. Washington, District of Columbia: Herpetologists' League. 511 pp. ISBN 1-893777-00-6 (series). ISBN 1-893777-01-4 (volume).
^Species Bothrocophias campbelli at The Reptile Database
www.reptile-database.org.
^Cite error: The named reference EDR was invoked but never defined (see the help page).
^Campbell JA, Lamar WW (2004). The Venomous Reptiles of the Western Hemisphere. 2 volumes. Ithaca and London: Comstock Publishing Associates. 870 pp. 1,500 plates. ISBN 0-8014-4141-2.
^"Bothrocophias campbelli ". Integrated Taxonomic Information System. Retrieved 27 August 2008.
and 6 Related for: Bothrocophias campbelli information
Bothrocophiascampbelli, commonly known as Campbell's toadheaded viper, the Ecuadorian toadheaded pitviper, and víbora boca de sapo in Spanish, is a species...
Retrieved 2013-04-05. Caicedo, J.R.; Bolívar, W.; Velasco, J. (2019). "Bothrocophias myersi". IUCN Red List of Threatened Species. 2019: e.T178511A44955043...