silversides vs Notropis cornutus

silversides and Notropis cornutus both are nouns.

Word	Noun	Adjective	Verb	Adverb
silversides	Yes	No	No	No
Notropis cornutus	Yes	No	No	No

As nouns, silversides and Notropis cornutus are synonyms defined as:

Other synonyms of silversides include common shiner.

silversides (noun)	Notropis cornutus (noun)
small fishes having a silver stripe along each side; abundant along the Atlantic coast of the United States	the common North American shiner
the common North American shiner