Lynx rufus vs bay lynx

Lynx rufus and bay lynx both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lynx rufus	Yes	No	No	No
bay lynx	Yes	No	No	No

As nouns, Lynx rufus and bay lynx are synonyms defined as:

Other synonyms of Lynx rufus include bobcat.

Lynx rufus (noun)	bay lynx (noun)
small lynx of North America	small lynx of North America