molidae
Học thuậtThân thiện
Definition
Noun 1. A family of marine fish: Molidae is the scientific family name for ocean sunfishes, which are large, distinctive bony fish characterized by their truncated body shape, lack of a true tail fin, and very large dorsal and anal fins.
Usage
- The family Molidae contains the heaviest known bony fish in the world, the ocean sunfish ().
- All species within Molidae share a unique body structure where the caudal fin is replaced by a clavus, a rounded rudder-like structure.
- Marine biologists study the Molidae to understand their unusual feeding habits, which primarily consist of jellyfish.
Advanced Usage
- In taxonomic classification, Molidae is placed within the order Tetraodontiformes, which also includes pufferfish and filefish.
- The evolutionary adaptations of the Molidae, such as their reduced skeleton and thick skin, are subjects of scientific research.
Variants and Related Words
- Molid (noun): A less common term for any fish belonging to the family Molidae.
- The aquarium has a tank dedicated to molids.
- Mola (noun): The genus within the family Molidae that includes the common ocean sunfish.
- Masturus (noun): A genus within the family Molidae, which includes the sharptail sunfish.
- Ranzania (noun): A genus within the family Molidae, which includes the slender sunfish.
Synonyms
- Ocean sunfish family: The common descriptive name for Molidae.
Related Phrases
- Member of the Molidae: A phrase used to specify an organism's taxonomic classification.
- The hoodwinker sunfish is a newly identified member of the Molidae.