Lamna
Học thuậtThân thiện
Definition
Noun: 1. A genus of sharks in the family Lamnidae: Lamna is the scientific name for a genus of mackerel sharks. This genus includes species like the porbeagle shark.
Usage Notes
- Capitalization: The word "Lamna" is always capitalized, as it is a proper noun referring to a specific genus in biological taxonomy.
- Context: This term is used almost exclusively in scientific, zoological, or ichthyological contexts. It is not used in everyday conversation.
- Grammar: It functions as a singular noun. When referring to multiple members of this genus, the plural is "Lamna" (as the genus name) or more commonly "lamnas" or "species of ".
Examples
- The Lamna genus is characterized by its conical snout and large, sharp teeth.
- Scientists are studying the migratory patterns of Lamna nasus, the porbeagle shark.
- Several fossils have been classified within the genus Lamna.
Advanced Usage
- In taxonomic hierarchy, is positioned as: Kingdom: Animalia > Phylum: Chordata > Class: Chondrichthyes > Order: Lamniformes > Family: Lamnidae > Genus: Lamna.
Variants and Related Words
- Lamnidae (n): The family of mackerel sharks to which the genus belongs. This family also includes the great white shark () and the mako shark ().
- Lamniformes (n): The order of sharks that includes the family Lamnidae.
- Porbeagle (n): The common name for sharks of the species .
Synonyms
- Genus Lamna: The full taxonomic designation.
- Mackerel shark genus: A descriptive, non-scientific synonym referring to its family classification.
Different Meanings
This word has only one specific meaning in modern English: it is a scientific taxonomic term for a genus of sharks. It does not have other general definitions, idioms, or phrasal verbs.
Noun
- a genus of Lamnidae