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Bothrops atrox — also known as the common lancehead, fer-de-lance, barba amarilla, [3] and mapepire balsain — is a highly venomous pit viper species found in the tropical lowlands of northern South America east of the Andes, as well as the Caribbean island of Trinidad. [2] No subspecies are currently recognized. [4]
The venom of the fer-de-lance is so potent that didelphine opossums (i.e., opossums like the Virginia opossum), which are normally immune to the venom of pit vipers and rattlesnakes, are still capable of succumbing to the venom of this snake. This is especially the case if the opossum is not fully grown (and thus the venom is more concentrated ...
Bothrops lanceolatus — known as the fer-de-lance, Martinican pit viper, [3] and Martinique lancehead [1] [4] [5] — is a species of pit viper endemic to the Caribbean island of Martinique. [ 1 ] [ 4 ] Some reserve the common name fer-de-lance for this species, while others apply that name to other Bothrops species, as well.
Fer-de-Lance is French for spearhead (literally "iron of the lance"), and may refer to: Snakes of the genus Bothrops, especially: B. lanceolatus, the Martinique lancehead snake; B. caribbaeus, the Saint Lucia lancehead; B. atrox, the common lancehead, native to tropical South America east of the Andes and to Trinidad
Bothrops is a genus of highly venomous pit vipers endemic to the Neotropics. [1] The generic name, Bothrops, is derived from the Greek words βόθρος, bothros, meaning ' pit ', and ὄψ, ops, meaning ' eye ' or ' face ', together an allusion to the heat-sensitive loreal pit organs.
In Brazil and probably also in other countries in their area of distribution, this species is probably the most dangerous rattlesnake. After the fer-de-lance (Bothrops asper), it is the most common cause of snake envenoming. In the first half of the 20th century as well as in the 1950s and 1960s, 12% of treated cases ended fatally.
A silver fleur-de-lis on a blue background is the arms of the Barons Digby. [56] In English and Canadian heraldry the fleur-de-lis is the cadence mark of a sixth son. [57] A fleur-de-lis can also be seen on the flag of Monmouthshire, Wales: Per pale azure and sable three fleurs-de-lys or. [58]
Xenodon rabdocephalus, commonly known as the false fer-de-lance, is a species of mildly venomous rear-fanged snake in the family Colubridae. The species is native to Central America and northern South America. There are two recognized subspecies.