![](DIV/Blank_160x10.gif)
![](DIV/Logo_160h.gif)
![](DIV/Blank_160x20.gif)
![](maps1/TAX/Serpentes/Viperidae/GIF/Porthidium_160h.gif)
![](DIV/Blank_160x20.gif)
Related bibliographies:
Reptiles
Snakes
Viperidae
Central America
North America
South America
![](images/BG_063.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_064.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_065.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_066.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_067.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_068.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_069.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_070.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_071.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_072.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_073.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_074.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_075.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_076.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_077.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_078.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_079.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_080.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_081.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_082.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_083.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_084.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_085.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_086.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_087.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_088.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_089.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_090.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_091.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_092.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_093.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_094.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_095.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_096.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_097.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_098.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_099.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_100.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_101.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_102.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_103.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_104.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_105.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_106.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_107.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_108.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_109.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_110.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_111.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_112.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_113.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_114.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_115.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_116.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_117.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_118.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_119.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_120.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_121.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_122.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_123.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_124.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_125.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_126.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_127.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_128.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_129.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_130.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_131.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_132.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_133.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_134.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_135.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_136.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_137.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_138.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_139.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_140.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_141.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_142.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_143.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_144.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_145.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_146.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_147.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_148.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_149.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_150.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_151.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_152.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_153.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_154.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_155.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_156.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_157.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_158.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_159.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_160.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_161.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_162.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_000.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_001.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_002.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_003.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_004.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_005.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_006.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_007.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_008.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_009.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_010.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_011.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_012.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_013.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_014.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_015.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_016.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_017.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_018.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_019.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_020.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_021.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_022.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_023.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_024.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_025.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_026.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_027.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_028.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_029.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_030.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_031.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_032.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_033.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_034.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_035.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_036.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_037.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_038.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_039.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_040.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_041.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_042.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_043.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_044.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_045.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_046.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_047.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_048.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_049.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_050.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_051.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_052.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_053.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_054.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_055.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_056.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_057.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_058.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_059.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_060.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_061.jpg)
![](DIV/Blank_160x10.gif)
![](images/BG_062.jpg)
![](DIV/Blank_160x10.gif)
| |
![](DIV/Citation_RepFocus_DVD_2.gif)
Bibliography of the genus
Porthidium (Hognosed Pitvipers)
![](DIV/Blank_160x5.gif)
(Reptilia: Serpentes: Viperidae)
Note:
In order to limit redundancy, relevant literature indexed in the related bibliographies in the left column may not have been included in this page. For a comprehensive search of literature, these bibliographies should therefore also be consulted.
Porthidium in general
![](DIV/Blank_50x5.gif) |
Amaral, A. do 1944. Notas sôbre a ofiologia neotropica e brasílica. 1-2. Sôbre Bothrops lansbergii lansbergii (Schlegel, 1841), Trimeresurus dunni Hartweg & Oliver, 1938, T. lansbergi annectens Schmidt 1938. 3. Sobre a aplicacao do nome generico Trimeresurus em vez de Bothrops, a serpentes neotrópicas. Papeis Avulsos de Zoologia (São Paulo) 5: 1-93.
Bryson, R.W.; Nieto-Montes de Oca, A.; Velasco, J.R. 2008. Phylogenetic position of Porthidium hespere (Viperidae: Crotalinae) and phylogeography of arid-adapted hognosed pitvipers based on mitochondrial DNA. Copeia 2008(1): 172-178.
Castoe, T.A.; Sasa, M.M.; Parkinson, C.L. 2005. Modeling nucleotide evolution at the mesoscale: The phylogeny of the Neotropical pitvipers of the Porthidium group (Viperidae: Crotalinae). Molecular Phylogenetics and Evolution 37(3): 881-898.
Fernandez, P.; Gutierrez, J.M. 2008. Mortality due to snakebite envenomation in Costa Rica (1993-2006). Toxicon 52(3): 530-533.
Fuentes, O.; Rodriguez Acosta, A. 1997. Sobre los generos Bothriechis, Bothriopsis, Bothrops y Porthidium (Serpentes: Crotalidae) existentes en Venezuela. Claves para su identificacion de interes biomedico. Acta Biologica Venezuelica 17(3): 31-38.
Hoge, A.R.; Romano-Hoge, S.A.R.W.L. 1983. Notes on micro and ultrastructure of 'Oberhautschen' in Viperoidea. Memorias do Instituto Butantan (Sao Paulo) 44-45 1980-1981[1983]: 81-118.
Schätti, B.; Kramer, E. 1993. Ecuadorianische Grubenottern der Gattungen Bothriechis, Bothrops und Porthidium (Serpentes: Viperidae). Revue Suisse de Zoologie 100(2): 235-278.
Werman, S.D. 1999. Molecular phylogenetics and morphological evolution in Neotropical pitvipers: an evaluation of mitochondrial DNA sequence information and the comparative morphology of the cranium and palatomaxillary arch. Kaupia Darmstädter Beiträge Zur Naturgeschichte 8: 113-126.
Werman, S.D.; Crother, B.I.; White, M.E. 1999. Phylogeny of some Middle American pitvipers based on a cladistic analysis of mitochondrial 12S and 16S DNA sequence information. Contemporary Herpetology 1999(3): (http://alpha.selu.edu/~pcsd4805/ch/1999/3/index.htm).
|
Porthidium arcosae
![](DIV/Blank_50x5.gif) |
Acosta-Vásconez, N.; Carrera, M.; Peñaherrera, E.; Cisneros-Heredia, D. 2018. Predation on the teiid lizard Dicrodon guttulatum Duméril and Bibron, 1839 by the pitviper Porthidium arcosae Schätti and Kramer, 1993. Herpetology Notes 11: 391-393.
Schätti, B.; Kramer, E. 1993. Ecuadorianische Grubenottern der Gattungen Bothriechis, Bothrops und Porthidium (Serpentes: Viperidae). Revue Suisse de Zoologie 100(2): 235-278.
Valencia, J.H.; Vaca-Guerrero, G.; Garzon, K. 2011. Natural history, potential distribution and conservation status of the Manabi Hognose Pitviper Porthidium arcosae (Schätti & Kramer, 1993), in Ecuador (Squamata: Viperidae: Crotalinae). Herpetozoa 23(3-4): 31-43.
|
Porthidium dunni
![](DIV/Blank_50x5.gif) |
Amaral, A. do 1944. Notas sôbre a ofiologia neotropica e brasílica. 1-2. Sôbre Bothrops lansbergii lansbergii (Schlegel, 1841), Trimeresurus dunni Hartweg & Oliver, 1938, T. lansbergi annectens Schmidt 1938. 3. Sobre a aplicacao do nome generico Trimeresurus em vez de Bothrops, a serpentes neotrópicas. Papeis Avulsos de Zoologia (São Paulo) 5: 1-93.
Chrapliwy, P.S.; Fugler, C.M. 1955. Amphibians and reptiles collected in Mexico in the summer of 1953. Herpetologica 11: 121-128.
Correa-Sanchez, F.; Casariego Madorell, M.A.; Luna Castellanos, F. 2001. Natural history notes: Porthidium dunni (Dunn's Hognosed Pitviper). Diet. Herpetological Review 32(4): 264.
Fouquette, M.J.; Rossman, D.A. 1963. Noteworthy records of Mexican amphibians and reptiles in the Florida State Museum and the Texas Natural History Collection. Herpetologica 19: 185-201.
Hartweg, N.; Oliver, J.A. 1938. A contribution to the herpetology of the Isthmus of Tehuantepek. III. Three new snakes from the Pacific slope. Occasional Papers of the Museum of Zoology University of Michigan 390: 1-9.
Mata-Silva, V.; Rocha, A.; DeSantis, D.L.; García-Padilla, E.; Wilson, L.D. 2016. Nature notes: Porthidium dunni (Hartweg and Oliver, 1938). Arboreality. Mesoamerican Herpetology 3(1): 156-157.
|
Porthidium hespere
![](DIV/Blank_50x5.gif) |
Alvarado Diaz, J.; Huacuz Elias, D. del C.; Suazo Ortuno, I. 1997. Geographic distribution: Porthidium hespere (Western Hognose Viper). Herpetological Review 28(2): 98.
Bryson, R.W.; Nieto-Montes de Oca, A.; Velasco, J.R. 2008. Phylogenetic position of Porthidium hespere (Viperidae: Crotalinae) and phylogeography of arid-adapted hognosed pitvipers based on mitochondrial DNA. Copeia 2008(1): 172-178.
Campbell, J.A. 1976. A new terrestrial pit viper of the genus Bothrops (Reptilia, Serpentes, Crotalidae) from western Mexico. Journal of Herpetology 10(3): 151-160.
Mendoza-Cardenas, N.; Cancino-Murillo, R.; Bryson, R.W. 2007. Geographic distribution: Porthidium hespere (Colima Hognosed Pitviper). Herpetological Review 38(4): 490.
Reyes-Velasco, J. 2009. Natural history notes: Porthidium hespere (Western Hognose Pitviper). Diet. Herpetological Review 40(1): 101.
|
Porthidium lansbergi
![](DIV/Blank_50x5.gif) |
Alemán, C. 1953. Contribution al estudio de los reptiles y batracios de la Sierra de Perija. Memoria de la Sociedad de Ciencias Naturales La Salle 13(35): Unpaginated.
Amaral, A. do 1927. Studies of Neotropical Ophidia. 5. Notes on Bothrops lansbergii and B. brachystoma. Bulletin of the Antivenin Institute of America 1: 22.
Amaral, A. do 1929. Studies of Neotropical Ophidia. XII. On the Bothrops lansbergii group. Bulletin of the Antivenin Institute of America 3: 19-27.
Amaral, A. do 1944. Notas sôbre a ofiologia neotropica e brasílica. 1-2. Sôbre Bothrops lansbergii lansbergii (Schlegel, 1841), Trimeresurus dunni Hartweg & Oliver, 1938, T. lansbergi annectens Schmidt 1938. 3. Sobre a aplicacao do nome generico Trimeresurus em vez de Bothrops, a serpentes neotrópicas. Papeis Avulsos de Zoologia (São Paulo) 5: 1-93.
Cornejo-Escobar, P.; Sousa, L. de; Gregoriani, T.; Boadas Morales, J.; Guzman, M.; Sánchez, D.; Valera Leal, J. 2013. [First report of human envenomation by Porthidium lansbergii hutmanni (Serpentes, Viperidae) in Isla de Coche, northeast of Venezuela]. (In Spanish). Herpetotropicos 9(1-2): 13-18.
Dunn, E.R. 1928. Notes on Bothrops lansbergii and Bothrops ophryomegas. Bulletin of the Antivenin Institute of America 2: 29-30.
Hartweg, N.; Oliver, J.A. 1938. A contribution to the herpetology of the Isthmus of Tehuantepek. III. Three new snakes from the Pacific slope. Occasional Papers of the Museum of Zoology University of Michigan 390: 1-9.
Infante-Rivero, E.E. 2009. Primer registro de Porthidium lansbergii lansbergii Schlegel, 1841, en la Guajira Venezolana, con comentarios sobre el genero y la distribuction en el estado Zulia. Herpetotropicos 5(1): 25-28.
Loveridge, A. 1928. On Bothrops lansbergii (Schlegel). Bulletin of the Antivenin Institute of America 2(3): 64-65.
Manzanilla, J.; Natera, M. 2003. Geographic distribution: Porthidium lansbergii (Landsberg's Hognosed Pitviper). Herpetological Review 34(4): 389.
Medina-Rangel, G.F.; López-Perilla, Y.R. 2015. Geographic distribution: Porthidium lansbergii (Lansberg's Hognosed Pitviper). Herpetological Review 46(4): 575-576.
Mendoza R., J.S. 2017. Natural history notes: Porthidium lansbergii (Lansberg’s Hognose Viper). Diet and habitat use. Herpetological Review 48(3): 681.
Mendoza Roldan, J.S.; Fernandez, L.M. 2011. A prey item not previously recorded for Bothrops asper: a case of ophiophagy involving two sympatric pit viper species. Herpetotropicos 5(2): 107-109.
Peters, J.A. 1968. A replacement name for Bothrops lansbergii venezuelensis Roze, 1959 (Viperidae, Serpentes). Proceedings of the Biological Society of Washington 81: 319-322.
Picado, C. 1936. Serpentes venenosas occorrentes em Costa Rica. I. Sobre a especie Bothrops lansbergi e formas affins. II. Sobre a especie Bothrops godmanni. Memorias do Instituto Butantan (Sao Paulo) 8 [1933-34]: 389-397.
Prado, A. 1939. Notas ofiologicas. 1. Sobre as serpentes do grupo Bothrops lansbergii, con a descrição de uma nova especie. Memorias do Instituto Butantan (Sao Paulo) 12 [1938-1939]: 1-4.
|
Porthidium nasutum
![](DIV/Blank_50x5.gif) |
Amaral, A. do 1929. Studies of Neotropical Ophidia. XII. On the Bothrops lansbergii group. Bulletin of the Antivenin Institute of America 3: 19-27.
Arroyo, G.O.; Cerdas, L. 1986. Microestructura de las escamas dorsales de nueve especies de serpientes costarricenses (Viperidae). Revista de Biologia Tropical 34(1): 123-126.
Castoe, T.A. 2002. Microhabitat selection in Porthidium nasutum (Serpentes: Viperidae) in Costa Rica, with comments on ontogenetic variation. Herpetological Review 33(3): 174-175.
Cisneros-Heredia, D.F. 2004. Geographic distribution: Porthidium nasutum (Rainforest Hognosed Pitviper). Herpetological Review 35(3): 293.
Cisneros-Heredia, D.F.; Yanez-Munoz, M.H. 2005. Reptilia, Viperidae, Crotalinae, Porthidium nasutum: distribution extension and remarks on its range and records. Check List 1(1): 16-17.
Cochran, D.M. 1944. Dangerous reptiles (popular). Rep. Smithson. Instn. 1943: 275-325.
Cochran, P.A.; Hodgson, J.R. 1997. A note on reproduction by the rainforest hognosed pitviper (Porthidium nasutum) in Panama. Bulletin of the Maryland Herpetological Society 33(2): 63-64.
Delia, J. 2009. Another crotaline prey item of the Neotropical snake Clelia clelia (Daudin 1803). Herpetology Notes 2: 21-22.
Neill, W.T. 1965. New and noteworthy amphibians and reptiles from British Honduras. Bulletin of the Florida State Museum Biological Sciences 9: 77-130.
Obando, L.A.; Sunyer, J. 2016. Distribution notes: Porthidium nasutum (Bocourt, 1868). Mesoamerican Herpetology 3(3): 779.
Paredes-Montesinos, R.; García-Padilla, E.; Mata-Silva, V. 2015. Nature notes: Porthidium nasutum. Diet. Mesoamerican Herpetology 2(3): 350-351.
Porras, L.; McCranie, J.R.; Wilson, L.D. 1981. The systematics and distribution of the hognose viper Bothrops nasuta Bocourt (Serpentes: Viperidae). Tulane Studies in Zoology and Botany 22(2): 85-108.
Ripa, D. 1983. Breeding results. Bothrops nasutus. Litteratura Serpentium 3(1): 42-43.
Warner, D.A.; Kolbe, J.J. 2003. Natural history notes: Porthidium nasutum (Hog-nosed Pitviper). Prey. Herpetological Review 34(4): 377.
Wilson, L.D.; McCranie, J.R. 1984. Bothrops nasuta. Catalogue of American Amphibians and Reptiles 349: 1-2.
|
Porthidium ophryomegas
![](DIV/Blank_50x5.gif) |
Amaral, A. do 1929. Studies of Neotropical Ophidia. XII. On the Bothrops lansbergii group. Bulletin of the Antivenin Institute of America 3: 19-27.
Amaral, A. do 1944. Notas sôbre a ofiologia neotropica e brasílica. 1-2. Sôbre Bothrops lansbergii lansbergii (Schlegel, 1841), Trimeresurus dunni Hartweg & Oliver, 1938, T. lansbergi annectens Schmidt 1938. 3. Sobre a aplicacao do nome generico Trimeresurus em vez de Bothrops, a serpentes neotrópicas. Papeis Avulsos de Zoologia (São Paulo) 5: 1-93.
Arroyo, G.O.; Cerdas, L. 1986. Microestructura de las escamas dorsales de nueve especies de serpientes costarricenses (Viperidae). Revista de Biologia Tropical 34(1): 123-126.
DeSantis, D.L.; Mata-Silva, V.; García-Padilla, E.; Wilson, L.D. 2016. Nature notes: Porthidium ophryomegas (Bocourt, 1868). Arboreality. Mesoamerican Herpetology 3(1): 158-159.
Dunn, E.R. 1928. Notes on Bothrops lansbergii and Bothrops ophryomegas. Bulletin of the Antivenin Institute of America 2: 29-30.
Grünwald, C.I.; Morales-Flores, K.I.; Franz-Chávez, H.; Hermosillo-López, A.I.; Jones, J.M. 2016. Miscellaneous notes: First report of Porthidium ophryomegas (Serpentes: Viperidae: Crotalinae) from Mexico, with comments on the status of an endangered biogeographical formation. Mesoamerican Herpetology 3(4): 1104-1107.
Lawson, D. 1997. Sexual dimorphism and reproduction of the pitviper Porthidium ophryomegas (Serpentes: Viperidae) in Guatemala. Revista de Biologia Tropical (B) 44(3)-45(1)(B): 671-674.
Solórzano, A.; Gutierrez, J.M.; Cerdas, L. 1988. Bothrops ophryomegas Bocourt (Serpentes: Viperidae) en Costa Rica: distribucion, lepidosis, variacion sexual y cariotipo. Revista de Biologia Tropical 36(2a): 187-190.
|
Porthidium porrasi
![](DIV/Blank_50x5.gif) |
Lamar, W.W.; Sasa, M. 2003. A new species of hognose pitviper, genus Porthidium, from the southwestern Pacific of Costa Rica (Serpentes: Viperidae). Revista de Biologia Tropical 51(3-4): 797-804.
|
Porthidium volcanicum
![](DIV/Blank_50x5.gif) |
Dwyer, Q.; Burgh, J. van den 2012. Geographic distribution: Porthidium volcanicum (Costa Rican Hog-nosed Pitvipers). Herpetological Review 43(2): 308.
Solorzano, A. 1995. Una nueva especie de serpiente venenosa terrestre del genero Porthidium (Serpentes: Viperidae), del Suroeste de Costa Rica. Revista de Biologia Tropical 42(3) [1994]: 695-701.
|
Porthidium yucatanicum
![](DIV/Blank_50x5.gif) |
McCoy, C.J.; Censky, E.J. 1992. Biology of the Yucatan hognosed pitviper, Porthidium yucatanicum. pp. 217-222. In: Campbell, J.A. & Brodie, E.D. (eds.). Biology of the pitvipers. Selva, Tyler, Texas. 467 pp.
McCranie, J.R. 2001. Benque Viejo and Porthidium yucatanicum (Squamata: Viperidae) in Belize. Caribbean Journal of Science 37(3-4): 284-285.
McCranie, J.R.; Porras, L. 1978. Geographic distribution: Bothrops yucatanicus. Belize: Cayo District. Herpetological Review 9(3): 108.
|
| | ![](DIV/Blank_160x10.gif)
![](images/NaturesWindowLink_header1.jpg)
![](images/NW_link_Re151.jpg)
![](images/NW_link_In151.jpg)
![](images/NW_link_Ma151.jpg)
![](images/NW_link_Am151.jpg)
![](images/NW_link_Pi151.jpg)
![](images/NW_link_Av151.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re161.jpg)
![](images/NW_link_In161.jpg)
![](images/NW_link_Ma161.jpg)
![](images/NW_link_Am161.jpg)
![](images/NW_link_Pi161.jpg)
![](images/NW_link_Av161.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re171.jpg)
![](images/NW_link_In171.jpg)
![](images/NW_link_Ma171.jpg)
![](images/NW_link_Am171.jpg)
![](images/NW_link_Pi171.jpg)
![](images/NW_link_Av171.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re181.jpg)
![](images/NW_link_In181.jpg)
![](images/NW_link_Ma181.jpg)
![](images/NW_link_Am181.jpg)
![](images/NW_link_Pi181.jpg)
![](images/NW_link_Av181.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re191.jpg)
![](images/NW_link_In191.jpg)
![](images/NW_link_Ma191.jpg)
![](images/NW_link_Am191.jpg)
![](images/NW_link_Pi191.jpg)
![](images/NW_link_Av191.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re201.jpg)
![](images/NW_link_In201.jpg)
![](images/NW_link_Ma201.jpg)
![](images/NW_link_Am201.jpg)
![](images/NW_link_Pi201.jpg)
![](images/NW_link_Av201.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re211.jpg)
![](images/NW_link_In211.jpg)
![](images/NW_link_Ma211.jpg)
![](images/NW_link_Am211.jpg)
![](images/NW_link_Pi211.jpg)
![](images/NW_link_Av211.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re221.jpg)
![](images/NW_link_In221.jpg)
![](images/NW_link_Ma221.jpg)
![](images/NW_link_Am221.jpg)
![](images/NW_link_Pi221.jpg)
![](images/NW_link_Av221.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re231.jpg)
![](images/NW_link_In231.jpg)
![](images/NW_link_Ma231.jpg)
![](images/NW_link_Am231.jpg)
![](images/NW_link_Pi231.jpg)
![](images/NW_link_Av231.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re001.jpg)
![](images/NW_link_In001.jpg)
![](images/NW_link_Ma001.jpg)
![](images/NW_link_Am001.jpg)
![](images/NW_link_Pi001.jpg)
![](images/NW_link_Av001.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re011.jpg)
![](images/NW_link_In011.jpg)
![](images/NW_link_Ma011.jpg)
![](images/NW_link_Am011.jpg)
![](images/NW_link_Pi011.jpg)
![](images/NW_link_Av011.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re021.jpg)
![](images/NW_link_In021.jpg)
![](images/NW_link_Ma021.jpg)
![](images/NW_link_Am021.jpg)
![](images/NW_link_Pi021.jpg)
![](images/NW_link_Av021.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re031.jpg)
![](images/NW_link_In031.jpg)
![](images/NW_link_Ma031.jpg)
![](images/NW_link_Am031.jpg)
![](images/NW_link_Pi031.jpg)
![](images/NW_link_Av031.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re041.jpg)
![](images/NW_link_In041.jpg)
![](images/NW_link_Ma041.jpg)
![](images/NW_link_Am041.jpg)
![](images/NW_link_Pi041.jpg)
![](images/NW_link_Av041.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re051.jpg)
![](images/NW_link_In051.jpg)
![](images/NW_link_Ma051.jpg)
![](images/NW_link_Am051.jpg)
![](images/NW_link_Pi051.jpg)
![](images/NW_link_Av051.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re061.jpg)
![](images/NW_link_In061.jpg)
![](images/NW_link_Ma061.jpg)
![](images/NW_link_Am061.jpg)
![](images/NW_link_Pi061.jpg)
![](images/NW_link_Av061.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re071.jpg)
![](images/NW_link_In071.jpg)
![](images/NW_link_Ma071.jpg)
![](images/NW_link_Am071.jpg)
![](images/NW_link_Pi071.jpg)
![](images/NW_link_Av071.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re081.jpg)
![](images/NW_link_In081.jpg)
![](images/NW_link_Ma081.jpg)
![](images/NW_link_Am081.jpg)
![](images/NW_link_Pi081.jpg)
![](images/NW_link_Av081.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re091.jpg)
![](images/NW_link_In091.jpg)
![](images/NW_link_Ma091.jpg)
![](images/NW_link_Am091.jpg)
![](images/NW_link_Pi091.jpg)
![](images/NW_link_Av091.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re101.jpg)
![](images/NW_link_In101.jpg)
![](images/NW_link_Ma101.jpg)
![](images/NW_link_Am101.jpg)
![](images/NW_link_Pi101.jpg)
![](images/NW_link_Av101.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re111.jpg)
![](images/NW_link_In111.jpg)
![](images/NW_link_Ma111.jpg)
![](images/NW_link_Am111.jpg)
![](images/NW_link_Pi111.jpg)
![](images/NW_link_Av111.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re121.jpg)
![](images/NW_link_In121.jpg)
![](images/NW_link_Ma121.jpg)
![](images/NW_link_Am121.jpg)
![](images/NW_link_Pi121.jpg)
![](images/NW_link_Av121.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re131.jpg)
![](images/NW_link_In131.jpg)
![](images/NW_link_Ma131.jpg)
![](images/NW_link_Am131.jpg)
![](images/NW_link_Pi131.jpg)
![](images/NW_link_Av131.jpg)
![](images/NW_link_header1.jpg)
![](images/NW_link_Re141.jpg)
![](images/NW_link_In141.jpg)
![](images/NW_link_Ma141.jpg)
![](images/NW_link_Am141.jpg)
![](images/NW_link_Pi141.jpg)
![](images/NW_link_Av141.jpg)
![](images/NW_link_header1.jpg)
|