biceps humeri vs biceps brachii

biceps humeri and biceps brachii both are nouns.

Word	Noun	Adjective	Verb	Adverb
biceps humeri	Yes	No	No	No
biceps brachii	Yes	No	No	No

As nouns, biceps humeri and biceps brachii are synonyms defined as:

biceps humeri and biceps brachii: a muscle that flexes and supinates the forearm

Other synonyms of biceps humeri include musculus biceps brachii.

biceps humeri (noun)	biceps brachii (noun)
a muscle that flexes and supinates the forearm	a muscle that flexes and supinates the forearm