What does silurid mean?
A silurid is a member of the family Siluridae, the scientific family that includes the catfishes. These fishes are generally recognized by their whisker-like sensory barbels, elongated bodies, and often scaleless skin. Although the family includes numerous species found in tropical and subtropical freshwater environments, “silurid” is not simply another everyday word for every animal popularly called a catfish: it specifically denotes a member of Siluridae. The adjective “silurid” describes features, relationships, or characteristics belonging to that family. In zoological writing, the term is especially useful for referring collectively to fishes whose shared features matter more than their individual species names. Most general readers will encounter it in scientific articles, museum catalogues, and discussions of fish anatomy or classification. Its principal value is precision: it links the familiar concept of the catfish to a clearly defined taxonomic group.
A fish belonging to the family Siluridae, a large family of mostly freshwater catfishes.
"The aquarium acquired a young silurid from the central African river system."
A technical zoological noun; in general contexts, catfish is more natural.
Relating to or characteristic of fishes in the family Siluridae.
"The study examines silurid diversity in the lake."
Used chiefly in zoological and taxonomic descriptions.
The regular plural is used in formal zoological writing, particularly when referring to several members of the family collectively.
"Several silurids inhabit the deeper channels of the river."
The name “silurid” preserves the ancient Greek word for catfish in modern scientific classification.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does silurid come from?
The word comes through New Latin Siluridae, a family name formed from the genus Silurus and the taxonomic suffix -idae. Silurus was taken from Ancient Greek siluros, a term for a catfish or similar scaleless fish. The related names siluriform and siluroid were likewise formed within zoological classification from the same Greek-derived root.
How silurid is actually used
This is chiefly a formal zoological term. As a noun, it is less common than the everyday name catfish and usually appears in specialist descriptions, classifications, and catalogues.
Easily confused with silurid
Catfish is the common name for fishes in several related families, whereas a silurid specifically belongs to the family Siluridae.