family cancridae
Definition
Proper noun (Biology/Taxonomy): * A taxonomic family of crustaceans within the infraorder Brachyura, commonly known as true crabs. This family includes many well-known, commercially important species of edible crabs, typically characterized by a broad, oval carapace and strong, often serrated claws.
Usage Notes
- Capitalization: As a proper noun representing a taxonomic family name, "Cancridae" is always capitalized.
- Context: This term is used almost exclusively in scientific, biological, or zoological contexts. It is not used in everyday conversation.
- Grammar: It is treated as a singular noun (e.g., "The family Cancridae includes the genus .").
Examples
- The family Cancridae is distributed throughout the world's temperate oceans.
- Several species within the family Cancridae are of significant commercial value to fisheries.
- Taxonomists study the morphological features that define the family Cancridae.
Advanced Usage
- In formal taxonomic writing, the family name may be followed by the authority who first described it (e.g., "Cancridae Latreille, 1802").
- The term can be used in discussions of marine biodiversity, evolutionary biology, and fishery management.
Variants and Related Words
- Cancrid (adjective): Pertaining to or characteristic of the family Cancridae.
- The crab exhibited typical cancrid features.
- Genus Cancer: The type genus of the family Cancridae, which includes species like the European edible crab () and the Dungeness crab (, formerly classified in ).
Synonyms
- True crabs (common name, less precise)
- Cancroid crabs (technical adjective used as a collective noun)
Different Meanings
This term has only one specific meaning in modern English: the zoological family name. It does not have idiomatic or colloquial uses.
Noun
-
many of the best known edible crabs
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