family triakidae
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Definition
Noun: * Family Triakidae: A taxonomic family of small sharks characterized by having smooth skin (dermal denticles) and lacking spines on their dorsal fins. They are commonly known as houndsharks.
Usage
- The word "family Triakidae" is used in scientific and zoological contexts to classify and refer to this specific group of elasmobranch fish.
- It is always treated as a singular noun, even though it refers to a group.
- Example: The family Triakidae includes several species found in temperate and tropical seas worldwide.
Examples
- Biologists are studying the reproductive habits of sharks within the family Triakidae.
- The leopard shark () is a well-known member of the family Triakidae.
Advanced Usage
- In formal taxonomy, the family name is often italicized: .
- The common name for members of this family is "houndsharks" or "smooth-hounds."
Variants and Related Words
- Triakid (noun/adjective): A less common term for a member of the family Triakidae, or pertaining to it.
- Example: The triakid sharks were observed in the coastal waters.
- Houndshark (noun): The common name for sharks in this family.
- Smooth-hound (noun): Another common name for many species in this family.
Synonyms
- Houndsharks
- Smooth-hounds
Related Terms (Contextual)
- Elasmobranch: The subclass that includes sharks, rays, and skates.
- Carcharhiniformes: The order to which the family Triakidae belongs.
- Dorsal fin: The fin on the back of a fish; the lack of spines on these fins is a defining feature.
- Dermal denticles: The tooth-like scales that give shark skin its smooth, sandpaper-like texture.
Noun
- small sharks with smooth skins and lacking spines on their dorsal fins