percomorphi
Học thuậtThân thiện
A marine biologist carefully studies a percomorphi specimen in a lab aquarium.
Definition
Noun 1. A taxonomic group of fishes: Percomorphi refers to a large, diverse, and historically recognized taxonomic order or superorder of ray-finned fish. This group is characterized by spiny-rayed fins and includes many familiar fish species found in both marine and freshwater environments.
Usage
- The term is used in scientific, zoological, or ichthyological contexts to classify a major lineage of fish.
- Example: "The study focused on the evolutionary relationships within the Percomorphi."
Advanced Usage
- In modern phylogenetic taxonomy, the group historically called Percomorphi is often referred to as the Percomorpha, a series within the larger clade Percomorphacea. The term "Percomorphi" may be seen in older literature.
Variants and Related Words
- Percomorph (noun/adjective): A fish belonging to the Percomorphi; of or relating to this group.
- Example (noun): "The bass is a common percomorph."
- Example (adjective): "They studied percomorph anatomy."
- Percomorpha (noun): The modern taxonomic name often used for this group.
- Acanthopterygii (noun): A broader taxonomic group that includes the Percomorphi along with other spiny-rayed fish.
Synonyms
- Spiny-rayed fishes (a descriptive, non-taxonomic synonym)
- Percoid fishes (a less formal, general synonym referring to perch-like fish within this group)
Different Meanings
- This word has a single, specific scientific meaning related to fish taxonomy. It does not have common, everyday meanings or idioms.
A marine biologist carefully studies a percomorphi specimen in a lab aquarium.
Noun
- one of the largest natural groups of fishes of both marine and fresh water: true perches; basses; tuna