urus vs wild ox

urus and wild ox both are nouns.

Word	Noun	Adjective	Verb	Adverb
urus	Yes	No	No	No
wild ox	Yes	No	No	No

As nouns, wild ox is a hypernym of urus; that is, wild ox is a word with a broader meaning than urus:

urus: large recently extinct long-horned European wild ox; considered one of the ancestors of domestic cattle
wild ox: any of various wild bovines especially of the genera Bos or closely related Bibos

Other hypernyms of urus include ox.

urus (noun)	wild ox (noun)
large recently extinct long-horned European wild ox; considered one of the ancestors of domestic cattle	any of various wild bovines especially of the genera Bos or closely related Bibos