family cheloniidae
Học thuậtThân thiện
A green turtle from the family Cheloniidae swims gracefully through a coral reef.
Definition
Noun: - A taxonomic family of marine turtles: Family Cheloniidae is the scientific name for a specific biological family of sea turtles. This family includes species commonly known as hard-shelled sea turtles, such as green turtles and hawksbills.
Usage
- The term is used primarily in scientific, zoological, and conservation contexts to classify and discuss this particular group of reptiles.
- It is a formal, taxonomic designation.
Examples
Advanced Usage
- In taxonomic hierarchy, "family Cheloniidae" sits below the order (Testudines) and above the genus (e.g., for the green turtle).
- It is often used in contrast to the other extant sea turtle family, Dermochelyidae (which contains only the leatherback turtle).
Variants and Related Words
- Cheloniid (noun/adjective): A member of the family Cheloniidae; pertaining to this family.
- The cheloniid turtles have a bony carapace.
- Chelonioidea (noun): The superfamily that encompasses the family Cheloniidae and its extinct relatives.
Synonyms
- Sea turtle family (general descriptive synonym)
- Hard-shelled sea turtles (descriptive term for the group)
Notes
- This is a fixed scientific term. The word "family" in this context is part of the taxonomic name and is typically not capitalized unless it begins a sentence. "Cheloniidae" is always capitalized.
- It does not have phrasal verbs or idioms associated with it, as it is a technical noun.
A green turtle from the family Cheloniidae swims gracefully through a coral reef.
Noun
- green turtles; hawksbills