cestidae
Học thuậtThân thiện
A comb jelly from the cestidae group drifts gracefully in the deep blue ocean.
Definition
Noun: 1. A family of comb jellies: Cestidae is the scientific name for a family of marine invertebrates belonging to the phylum Ctenophora. These organisms are characterized by their distinctive, highly flattened, and elongated ribbon-like body shape.
Usage
- The term Cestidae is used almost exclusively in formal, scientific contexts such as marine biology, zoology, and taxonomy. It refers to the entire biological family grouping.
- Example: "The Cestidae are fascinating due to their unique morphology among ctenophores."
Examples
- Scientific Description: "Members of the family Cestidae are commonly known as Venus's girdles."
- Taxonomic Context: "The order Cestida contains a single family, the Cestidae."
Advanced Usage
- In detailed biological texts, the body form of the Cestidae might be described as "greatly flattened and elongated," which is a key diagnostic feature distinguishing them from other comb jelly families.
Variants and Related Words
- Cestid (noun): A common term used to refer to any individual organism belonging to the family Cestidae.
- Example: "A cestid was observed drifting near the reef."
- Cestida (noun): The order to which the family Cestidae belongs. The terms are closely related but not interchangeable; Cestida is the higher taxonomic rank.
- Venus's girdle: The common name for the most well-known genus () within the Cestidae family.
Synonyms
- Venus's girdles (common name for organisms in the genus , a part of Cestidae)
- Ribbon comb jellies (descriptive term referencing their shape)
Different Meanings
The word Cestidae has a single, specific meaning in scientific nomenclature. It does not have different meanings in general English usage.
A comb jelly from the cestidae group drifts gracefully in the deep blue ocean.
Noun
- coextensive with the order Cestida; ctenophores having a greatly flattened and elongated body