Porthidium dunni (HARTWEG & OLIVER, 1938)

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Higher Taxa	Viperidae, Crotalinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies
Common Names	E: Dunn's Hognose Viper S: Vibora Chata
Synonym	Trimeresurus dunni HARTWEG & OLIVER 1938: 6 Bothrops dunni HARTWEG & OLIVER 1938 Trimeresurus dunni — SMITH 1941: 62 Bothrops dunni — VILLA et al. 1988 Porthidium dunni — LINER 1994 Porthidium dunni — MCDIARMID, CAMPBELL & TOURÉ 1999: 320 Porthidium dunni — WALLACH et al. 2014: 576 Porthidium dunni — MATA-SILVA et al. 2015
Distribution	Mexico (coastal plain of Oaxaca, W Chiapas) Type locality: “in a milpa in the immediate vicinity of the village of Tehuantepec”
Reproduction	ovoviviparous
Types	Holotype: UMMZ 82732, female; paratypes: UMMZ (9 males, 11 females)
Diagnosis	Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 2223 characters), are available for collaborators and contributors. Please contact us for details.
Comment	Venomous! Habitat: terrestrial Synonymy: Trimeresurus (= Porthidium) dunni has been reported on in literature as Bothrops (Bothriopsis) brachystoma, Sumichrast (1882: 287); Bothriechis lansbergi, Günther, part (1895: 190); Bothriopsis brachystoma, Cope, part (1887: 89); Lachesis brachystoma, Boulenger, part (1896: 547); Bothrops lansbergi, Amaral, part (1927: 22; 1929: 21-23) ; and Dunn, part (1928: 29-30), fide Hartweg & Oliver 1938.
Etymology	Named after Emmett Reid Dunn (1894-1956) [obituary in Schmidt 1957: 75].
References	Aguilar-López JL, Luría-Manzano R, Pineda E, Canseco-Márquez L 2021. Selva Zoque, Mexico: an important Mesoamerican tropical region for reptile species diversity and conservation. ZooKeys 1054: 127-153 - get paper here Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here Campbell, J. A. 1976. A new terrestrial pit viper of the genus Bothrops (Reptilia, Serpentes, Crotalidae) from western México. Journal of Herpetology 10: 151-160. - get paper here Campbell, J.A. & Lamar, W.W. 1989. The Venomous Reptiles of Latin America. Comstock Publishing/Cornell University Press, Ithaca Casas-Andreu, G., F.R. Méndez-De la Cruz and X. Aguilar-Miguel. 2004. Anfibios y Reptiles; pp. 375–390, in A.J.M. García-Mendoza, J. Ordoñez and M. Briones-Salas (ed.). Biodiversidad de Oaxaca. Instituto de Biología, UNAM-Fondo Oaxaqueño para la Conservación de la Naturaleza-World Wildlife Fund, México, D. F. Hartweg, N., & OLIVER, J. A. 1938. A contribution to the herpetology of the isthmus of Tehuantepec. III. Three new snakes from the Pacific slope. Occ. Pap. Mus. Zool. Univ. Michigan (390): 1-8 - get paper here Heimes, P. 2016. Snakes of Mexico. Chimaira, Frankfurt, 572 pp Johnson, Jerry D.; Vicente Mata-Silva, Elí García Padilla, and Larry David Wilson 2015. The Herpetofauna of Chiapas, Mexico: composition, distribution, and conservation. Mesoamerican Herpetology 2 (3): 272–329. - get paper here Mata-Silva, Vicente, Arturo Rocha, Dominic L. DeSantis, Elí García-Padilla and Larry David Wilson. 2016. Nature Notes. Porthidium dunni (Hartweg and Oliver, 1938). Arboreality. Mesoamerican Herpetology 3 (1): 156–157 - get paper here Mata-Silva, Vicente, Jerry D. Johnson, Larry David Wilson and Elí García-Padilla. 2015. The herpetofauna of Oaxaca, Mexico: composition, physiographic distribution, and conservation status. Mesoamerican Herpetology 2 (1): 6–62 - get paper here McDiarmid, R.W.; Campbell, J.A. & Touré,T.A. 1999. Snake species of the world. Vol. 1. [type catalogue] Herpetologists’ League, 511 pp. Schmidt, K.P. 1957. Emmett Reid Dunn, 1894-1956. Copeia 1957 (2): 75-77 - get paper here Smith, H.M. 1941. Notes on Mexican snakes of the genus Trimeresurus. Zoologica 26: 61-64. - get paper here Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
External links	IUCN Red List National Center for Biotechnology Information https://www.facebook.com/groups/stshc/posts/253826200175319/ Google images

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