Definition

Noun: * A taxonomic genus of marine animals within the family Antedonidae, comprising feather stars, which are free-swimming crinoids (echinoderms) characterized by a cup-shaped body and numerous feathery, branched arms used for filter feeding and locomotion.

Usage

• The term is used in scientific classification (taxonomy) and marine biology to specifically identify and discuss this group of feather stars.
• It is a proper noun and is typically italicized in scientific writing.

Examples

• The specimen was definitively classified under genus Antedon.
• Genus Antedon includes species found in both deep and shallow waters.
• A key characteristic of genus Antedon is the number and structure of its cirri (small appendages).

Advanced Usage

• In taxonomic hierarchy, genus Antedon is placed within the order Comatulida, which contains the majority of living crinoid species.
• The name is often used in contrast to other crinoid genera, such as or , to highlight specific morphological or ecological differences.

Variants and Related Words

• Antedon (n): The abbreviated form of the genus name, used interchangeably in many scientific contexts.
• Antedonidae (n): The family to which this genus belongs.
• Feather star (n): The common name for crinoids in the order Comatulida, which includes members of genus .
• Crinoid (n): The broader class of echinoderms to which feather stars and sea lilies belong.

Synonyms

• (There are no direct common-language synonyms for this precise scientific taxonomic term. The closest approximations refer to the broader group.)
• Feather star genus (descriptive phrase)
• Comatulid genus (descriptive phrase within the order)

Related Phrases

• Member of genus Antedon: An organism classified within this genus.
• Type species of Antedon: The first species described to define the genus, which is .

Notes

• As a formal Linnaean binomial name, the genus is always capitalized. The full species name includes the genus followed by a specific epithet (e.g., ).
• This term is almost exclusively used in academic, research, or advanced educational contexts related to marine biology or zoology.

Noun

1. a genus of echinoderms of the family Antedonidae