silurid fish vs silurid

silurid fish and silurid both are nouns.

Word	Noun	Adjective	Verb	Adverb
silurid fish	Yes	No	No	No
silurid	Yes	No	No	No

As nouns, silurid fish and silurid are synonyms defined as:

silurid fish and silurid: Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin

silurid fish (noun)	silurid (noun)
Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin	Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin