family Crotalidae

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Definition
  1. Noun:
    • A taxonomic family of venomous snakes: "Family Crotalidae" refers to a specific biological family within the order Squamata, commonly known as pit vipers. These snakes are characterized by a heat-sensing pit organ located between the eye and nostril on each side of the head. This family is native to the Americas and Asia.
Usage Examples
  • Noun:
    • The rattlesnake is a well-known member of the family Crotalidae.
    • Herpetologists study the unique venom delivery system of the family Crotalidae.
Advanced Usage
  • In taxonomic classification: The term is used in scientific contexts to group species with shared morphological and genetic characteristics. It is often used synonymously with the subfamily Crotalinae within the family Viperidae in modern taxonomy.
    • In recent phylogenetic studies, the group is often classified as the subfamily Crotalinae within Viperidae.
Variants and Related Words
  • Crotalid (n): A common name for any snake belonging to the family Crotalidae.
    • The bite from a crotalid requires immediate medical attention.
  • Pit viper (n): The general common name for members of this family, describing their defining physical feature.
    • The copperhead is a type of pit viper found in North America.
Synonyms
  • Pit vipers: This is the direct common name synonym for the members of this family.
  • Crotalines: A term used in modern taxonomy for the subfamily Crotalinae.
Notes on Meaning
  • Taxonomic Context: While historically treated as a full family (Crotalidae), many contemporary classification systems place these snakes as a subfamily (Crotalinae) within the larger family Viperidae. The term "family Crotalidae" remains valid in many historical and specific scientific contexts.
  • Geographical Distribution: This group includes snakes found in the New World (e.g., rattlesnakes, bushmasters) and the Old World (e.g., Asian pit vipers).
Noun
  1. New World vipers: pit vipers

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