CROTALUS SIMUS PDF
The Central American Rattlesnake is large, it can grow up to cm, but the average adult ranges between and cm. It has a robust body, a relatively . Snake venomics of the Central American rattlesnake Crotalus simus and the South American Crotalus durissus complex points to neurotoxicity as an adaptive . Crotalus simus is a venomous pit viper species found in Mexico and Central America. The specific epithet is Latin for ‘flat-nosed’, likely because its head is blunt.
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Its most relevant characteristic is the presence of a rattle.
Crotalus simus | The Reptile Database
Antivenom Therapy Antivenom is the key treatment for systemic envenoming. Seek urgent medical attention. The following should also be noted when reading information contained within the databases on this website: The body has a rough appearance because the dorsal scale keels are accentuated crrotalus protuberances or tuberculations. Neonate and adult C. Simuw rings or other jewellery on the bitten limb, especially on fingers, should be removed, as they may act as tourniquets if oedema develops.
Cardiotoxicity No case reports for this species, but related species can cause hyperkalaemic cardiotoxicity secondary to myolysis. Tweet Please submit feedback about this entry to the curator. PLoS One 9 6: An updated checklist of the amphibians and reptiles of Nicaragua.
To the Mayans and their living descendants, the Yucatan subspecies C. The Central American Rattlesnake is large, it can grow up to cm, but the average adult ranges between and cm. The snakebite victim should be transported as quickly and as passively as possible to the nearest place where they can be seen by a medically-trained person health station, dispensary, clinic or hospital.
A checklist of the amphibians and reptiles of Honduras, with additions, comments on taxonomy, some recent taxonomic decisions, and areas of further studies needed. The vertebral scales are about as prominently keeled as the fourth row down on the flanks with the vertebral scales as the first row. In other projects Wikimedia Commons Wikispecies. The indistinguisable immunoreactivity patterns of Costa Rican and Venezuelan polyvalent antivenoms toward C.
First aid for bites by Viperid snakes not likely to cause significant injury at the bite site or where general systemic effects are likely to be more important than local effects see listing in Comments section.
Thorpe Tracing an invasion: Articles with ‘species’ microformats All articles with unsourced statements Articles with unsourced statements from September Commons category link from Wikidata Use dmy dates from September Specific antivenoms exist for several major species.
The bitten limb should then be immobilised as crptalus as possible using an extemporised splint or sling. Views Read Edit View history. The identification of evolutionary trends among tropical Crotalus, as reported here, may have an impact in defining the mixture of venoms for immunization to produce crotaluw effective pan-American anti-Crotalus antivenom.
Venom Procoagulants Present but not defined. Head is large, broad and very distinct from narrow neck.
Can grow to a maximum of about 1. No attempt should be made to pursue the snake into the undergrowth as this will risk further bites.
However, we cannot access every published paper of potential relevance, either because they crtoalus not available to us or are in a language we cannot translate internally. Previously, untilthe description for this form was listed as the nominate subspecies for the tropical rattlesnake, C. Retrieved from ” https: Taxonomic studies on rattlesnakes of Mainland Mexico.
Eyes are medium to moderately small in size with vertically elliptical pupils. This is most apparent on the scale rows on either side of the body with a decreasing intensity in the lower rows. Most traditional, and many of the more recently fashionable, first aid measures are useless and potentially dangerous.
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simuus Only venom from neonates contains crotoxin; a constituent typically found in C. These include local cauterization, incision, excision, amputation, suction by mouth, vacuum pump or syringe, combined incision and suction “venom-ex” apparatusinjection or instillation of compounds such as potassium permanganate, phenol carbolic soap and trypsin, application of electric shocks or ice cryotherapyuse of traditional herbal, folk siimus other remedies including the ingestion siums emetic plant products and parts of the snake, multiple incisions, tattooing and so on.
Mesoamerican Herpetology 2 1: Systemic effects involving hemostatic disturbances are rare, as are renal failure and neurotoxicity. Do not use Tourniquets, cut, suck or scarify the wound or apply chemicals or electric shock.
Prey Feeds mainly on lizards, rodents, small mammals and birds. Wikispecies has information related to Crotalus simus. After ensuring the patient and onlookers have moved out of range of further strikes by the snake, the bitten person should be reassured and persuaded to lie down and remain still.