common shiner vs Notropis cornutus

common shiner and Notropis cornutus both are nouns.

Word	Noun	Adjective	Verb	Adverb
common shiner	Yes	No	No	No
Notropis cornutus	Yes	No	No	No

As nouns, common shiner and Notropis cornutus are synonyms defined as:

Other synonyms of common shiner include silversides.

common shiner (noun)	Notropis cornutus (noun)
the common North American shiner	the common North American shiner