Die hier vorgestellte Tropische Klapperschlangenart (Crotalus durissus) wird auch als Schreckens (Schauer)-Klapperschlange oder Südamerikanische Klapperschlange bezeichnet. Esta gran serpiente de cascabel neotropical de cuerpo grueso crece hasta una longitud de 1.5 met… [2] The type locality given is "America. The ocular disturbances are sometimes followed by permanent blindness. LCCCN 73-229. 2007. It occurs in Colombia and eastern Brazil to southeastern Peru, Bolivia, Paraguay, Uruguay, and northern Argentina (Catamarca, Córdoba, Corrientes, Chaco, Entre Rios, Formosa, La Pampa, La Rioja, Mendoza, Misiones, San Juan, San Luis, Santa Fe, Santiago del Estero and Tucumán). 1939. [2] Bites from C. d. terrificus in particular can result in impaired vision or complete blindness, auditory disorders, ptosis, paralysis of the peripheral muscles, especially of the neck, which becomes so limp as to appear broken, and eventually life-threatening respiratory paralysis. Si eres uno de los Poisonous Snakes of the World. [6], The South American rattlesnake has a seasonal reproductive cycle, copulation occurs in the fall and the birth of the young in the summer, with the males competing for the female. Living Snakes of the World in Color. It occurs in Colombia and eastern Brazil to southeastern Peru, Bolivia, Paraguay, Uruguay, and northern Argentina (Catamarca, Córdoba, Corrientes, Chaco, Entre Rios, Formosa, La Pampa, La Rioja, Mendoza, Misiones, San Juan, San Luis, Santa Fe, Santiag… (c) Wikipedia, algunos derechos reservados (CC BY-SA). This large Neotropical rattlesnake grows to a length of 1.5 m (4.9 ft), and rarely to a maximum length of 1.9 m (6.2 ft). [15] The LD50, value is 0,047 mg/kg(IV), 0,048 mg/kg IP and 1,4 mg/kg IM. Es la serpiente más distribuida de su género y es muy venenosa, siendo un grave problema de resolución médica su mordedura. Toxicology and Pharmacology of Venoms from Poisonous Snakes. Esta especie venenosa de crótalo tiene una coloración de color marrón claro a oscuro con una serie de rombos o diamantes más oscuros bordeados por un color lustroso, pero puede variar según la subespecie. 1500 plates. Biochemical comparison of venoms from young Colombian Crotalus durissus cumanensis and their parents. 870 pp. Céspedes N et al. Sie gilt als giftigste Klapperschlange. Campbell JA, Lamar WW. It has been reported to occur in littoral xerophilous scrub, psammophilous and halophilous littoral grassland, thorny xerophilous scrub, tropophilous deciduous and semideciduous scrub, as well as tropophilous semideciduous seasonal forest in the northwest of Venezuela. [7] Reproduction is Ovoviviparous, giving birth to 4-8 pups. Crotalus durissus cumanensis, a rattlesnake endemic to Colombia and Venezuela, is considered one of the most lethal snake species in Latin America. 12 subespecies son reconocidas actualmente, incluyendo la forma típica. 2005. in 2005. The bushmaster snake is the longest venomous snake found in the Americas and can be up to 10 feet (3 meters) long. In the contrary to the venom … Die Schauer-Klapperschlange ist die einzige Klapperschlange, die vor allem in Südamerika vorkommt, und zwar in Mexiko, Kolumbien, Venezuela, Brasilien, Bolivien, Paraguay, Argentinien, Peru und Guyana. 10, pp. However, its range is discontinuous, with many isolated populations in northern South America, including Colombia, Venezuela, Guyana, Suriname, French Guiana and northern Brazil. Es la serpiente más distribuida de su género y es muy venenosa, siendo un grave problema de resolución médica su mordedura. [8], The diet consists mainly of rodents, possibly due to the greater abundance and availability of these prey throughout the year in areas where this species occurs, lizards of the Teiidae family are also part of the diet of C. [2] Currently, seven subspecies are recognized, including the nominate subspecies described here.[5]. Puedes copiar este taxón en otra guía. South American Rattlesnake (Crotalus durissus terrificus). 1991. [2], Bite symptoms are very different from those of Nearctic species[13] due to the presence of neurotoxins (crotoxin and crotamine) that cause progressive paralysis. [2] It has two distinct stripes starting at the base of the head. [2] The subspecies previously known as C. d. collilineatus and C. d. cascavella were moved to the synonymy of C. d. terrificus following the publication of a paper by Wüster et al. [2] In Suriname it is known as Sakasneki. The lethal dose for humans is 18 mg, while the venom yield is 100 mg.[16][17][18] A study points out that the rattlesnakes in Roraima, Brazil have two types of venom, with different characteristics of individuals of the same species found in other regions, the two types of venom are known as '' yellow venom '' that attacks the nervous system, causing paralysis, and also kidney and respiratory failure, causes muscle pain and makes urine dark, and the "white venom" is hemorrhagic and causes bleeding.[8]. 12 subespecies son reconocidas actualmente, incluyendo la forma típica. Brown JH. los editores de esta guía se debe copiar todo, pero si no lo eres In fact, after the previous nominate subspecies for the C. d. durissus complex became the current nominate for Crotalus simus, which now represents its Mexican and Central American members, C. d. dryinus became the new nominate for the South American rattlesnakes as represented by C. Journal of Biogeography 34: 1296–1312. U.S. Navy. US Govt. New York: Sterling Publishers. 22, No. Resumen 2 La cascabel tropical,víbora de cascabel, cascabel o cascabela (Crotalus durissus) es una especie venenosa de crótalo, distribuida desde México a Sudamérica.Es la serpiente más distribuida de su género y es muy venenosa, siendo un grave problema de resolución médica su mordedura. The color of the belly varies, it can be white or yellowish, with light gray spots, becoming darker towards the tail. Nach einem Biss kommt es nur geringfügig zu lokalen Beeinträchtigungen an der Bissstelle. Crotalus durissus is a highly venomous pit viper species found in South America. https://www.flickr.com/photos/[email protected]/15457296629/, http://es.wikipedia.org/wiki/Crotalus_durissus. [12], Crotalus durissus is found in South America except the Andes Mountains. [13] Acute renal failure is considered as the main cause of death. [13] Phospholipase A2 neurotoxins also cause damage to skeletal muscles and possibly the heart, causing general aches, pain, and tenderness throughout the body. Snake Venom in Ophthalmology. The mussurana can kill its prey using both constriction and venom, … Hallada desde México (del lado Atlántico en Tamaulipas, Nuevo León, en el lado Pacífico desde Michoacán) a Costa Rica (provincia de Guanacaste y la Meseta Central), incluyendo Belice, Guatemala, El Salvador, Honduras y Nicaragua. Comstock Publishing Associates, Ithaca and London. 184 pp. "[3], It prefers savanna and semi-arid zones. 12 subespecies son reconocidas actualmente, incluyendo la forma típica. In the Chaco region of Paraguay, it is found in the drier, sandier areas. [11] and in Spanish: víbora de cascabel, cascabel, cascabela, and also in Portuguese, cascavel. Wüster W, Ferguson JE, Quijada-Mascareñas JA, Pook CE, Salomão MG, Thorpe RS. Wissenschaftlicher Name: Crotalus durissus Familie: Vipern Unterfamilie: Grubenottern Gattung: Klapperschlangen Länge: bis 1,80 m Gift: Neurotoxisch. sólo se copiará el contenido con licencia. "Crotalus durissus (Cascabel Rattlesnake, Neotropical Rattlesnake, South American Rattlesnake, Yucatan Rattlesnake)", https://www.acq.osd.mil/eie/afpmb/docs/lhd/venomous_animals_byspecies.pdf, https://bdtd.ibict.br/vufind/Record/USP_44d1b15f186a6cdfe9edd4543831a83d#:~:text=Crotalus%20durissus%20possui%20um%20ciclo%20reprodutivo%20sazonal%20com%20c%C3%B3pula%20ocorrendo,machos%20competem%20por%20f%C3%AAmeas%20receptivas, "Estudo aponta que em Roraima cascavéis têm hábitos noturnos e dois venenos: 'atributos únicos, "Slangen van Suriname - Snakes of South America ( Suriname )", https://www.teses.usp.br/teses/disponiveis/5/5148/tde-10042007-141228/publico/FabiaMariaOliveiraPinho.pdf, "Actions of Crotalus durissus terrificus venom and crotoxin on the isolated rat kidney", "LD50 and venom yields | snakedatabase.org", "Susceptibility of different strains of mice to South American rattlesnake (Crotalus durissus terrificus) venom: Correlation between lethal effect and creatine kinase release", https://en.wikipedia.org/w/index.php?title=Crotalus_durissus&oldid=987206518, Creative Commons Attribution-ShareAlike License, South American rattlesnake crotalus durissus terruficus, Coastal savannas of Guyana, French Guyana and Suriname, Known only from Marajo Island, Para State, Brazil, Bolson arido de Lagunillas, Estado Merida, Venezuela, Brazil south of the Amazonian forests, extreme southeastern Peru, Bolivia, Paraguay, Uruguay, northern Argentina. Other serious complications may result from systemic disorders (incoagulable blood and general spontaneous bleeding), hypotension, and shock. However, its range is discontinuous,[2] with many isolated populations in northern South America, including Colombia, Venezuela, Guyana, Suriname, French Guiana and northern Brazil. Both venoms exhibited neurotoxic activity in chick biventer cervicis nerve-muscle preparation. Jour. In addition, venom from juveniles was faster than adults to produce a neuromuscular blockade. The Venomous Reptiles of the Western Hemisphere. Phylogeographic patterns of Trans-Amazonian vicariants and Amazonian biogeography: The Neotropical rattlesnake (Crotalus durissus complex) as an example. This page was last edited on 5 November 2020, at 16:22. [9], Common names for this species include: South American rattlesnake,[2] tropical rattlesnake,[4] neotropical rattlesnake,[10] Guiana rattlesnake (previously used for C. d. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. 1130–1145. dryinus). Image credit: Alizada Studios/Shutterstock.com. Within the lines, the color is lighter than the stripes. The most widely distributed member of its genus,[2] this species poses a serious medical problem in many parts of its range. The color and pattern of the body are quite variable, most with an 18-32 dorsal with a darker diamond, and rhombic spots, 25-33 (usually 27) rows of dorsal scale in the middle of the body. Opth., Vol. [2] Hemorrhagins may be present in the venom, but any corresponding effects are completely overshadowed by the startling and serious neurotoxic symptoms. (c) Dick Culbert, algunos derechos reservados (CC BY). The Guiana rattlesnake, previously recognized as C. d. dryinus,[3] is now considered a synonym for C. d. durissus. Hay muchas poblaciones separadas en Sudamérica, Colombia, Venezuela(especialmente en Paraguaná), Guyana, Suriname, Guiana, este de Brasil, sudeste de Perú, Bolivia, Paraguay, Uruguay, norte y centro de Argentina (Catamarca, Córdoba, Corrientes, Chaco, Entre Ríos, Formosa, La Pam… Quijada-Mascareñas A, JE Ferguson, CE Pook, MG Salomão, RS Thorpe, & W Wüster. Molecular Ecology, 14: 3619-3621. [14] The mortality rate of cases without specific serum treatment is 72%, and 11% in cases with specific treatment. 1973. 2005. Reptiles del municipio de Galeras - Sucre, Colombia. Coral snakes are identified by their black, red and yellow markings, and some are aquatic. 1987. Die Tropische Klapperschlange ist die giftigste aller Klapperschlangen. This species is more active at dusk and in the early hours of the morning, it is not aggressive towards humans, it raises its head and front one third of the body, in a vertical loop in the shape of '' S ''. No rattlesnakes in the rainforests: reply to Gosling and Bush. 2004. Am. Myoglobin released into the blood results in dark urine. [3] Also, it occurs on some islands in the Caribbean, including Morro de la Iguana, Tamarindo and Aruba. The tail is usually gray, with dark and vague crossed bands. J Venom Anim Toxins incl Trop Dis. A toxinological study was performed to compare the neuromuscular effect of venom from adult and juvenile specimens from Crotalus durissus cumanensis from Guajira, Colombia. durissus. durissus. Sie besitzt sieben Unterarten, die teilweise nur in bestimmten eng begrenzten Regionen vorkommen. In specific geographical areas, such as northern Colombia, the Caribbean coastal plain, the south inter-Andean region near the headwaters of the Magdalena river, and regions east and south of the Andes ( Campbell and Lamar, 2004 ). Crotalus durissus is found in South America except the Andes Mountains. Vor allem die Subspezies Crotalus durissus terrificus (Süd-Brasilien, Uruguay, Argentinien, Paraguay, Peru, Bolivien) besitzt hauptsächlich neurotoxische Bestandteile in ihrem Toxin. Alvaro ME. [6] In Roraima, Brazil it has been reported that the gestation lasts for 5 months, and they are capable of giving birth to up to 14 puppies. Crotalus durissus cumanensis, a rattlesnake endemic to Colombia and Venezuela, is considered one of the most lethal snake species in Latin America. The lethal dose by subcutaneous injection varies widely: 0.0478 mg / kg, 0.6 mg / kg, 0.171-0.193 mg / kg, 78 μg / kg and 74 μg / kg. Algunas subespecies tienen marcas casi invisibles y pueden aparecer casi de color rosa (reflejando el color del suelo de su entorno). Springfield, Illinois: Charles C. Thomas. La cascabel tropical,víbora de cascabel, cascabel o cascabela (Crotalus durissus) es una especie venenosa de crótalo, distribuida desde México a Sudamérica. 2010;16(2):270 Recent studies on the biochemical functional characterization of C. durissus cumanensis venom from Venezuela have indicated high intraspecies variability whereas different isoforms of crotoxin complex from this venom … La cascabel tropical,víbora de cascabel, cascabel o cascabela (Crotalus durissus) es una especie venenosa de crótalo, distribuida desde México a Sudamérica. The Colombian rattlesnake (Crotalus durissus cumanensis) is broadly extended across the country. Tracing an invasion: landbridges, refugia and the phylogeography of the Neotropical rattlesnake (Serpentes: Viperidae: Wüster W, Ferguson JE, Quijada-Mascareñas JA, Pook CE, Salomão MG, Thorpe RS. 480 pp. The aim of the present study was to compare the protein content and biological activity of the venom obtained from eight specimens of C. durissus cumanensis, namely two adults from different localities of Colombia and six offspring born in captivity. The head has a dark brown bar at the top, with a dark post-orbital band. Mehrtens JM. New York: Dover Publications Inc. 203 pp.
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