Galictis vittatus vs musteline

Galictis vittatus and musteline both are nouns.

Word	Noun	Adjective	Verb	Adverb
Galictis vittatus	Yes	No	No	No
musteline	Yes	No	No	No

As nouns, musteline is a hypernym of Galictis vittatus; that is, musteline is a word with a broader meaning than Galictis vittatus:

Galictis vittatus: carnivore of Central America and South America resembling a weasel with a greyish-white back and dark underparts
musteline: fissiped fur-bearing carnivorous mammals

Other hypernyms of Galictis vittatus include mustelid, musteline mammal.

Galictis vittatus (noun)	musteline (noun)
carnivore of Central America and South America resembling a weasel with a greyish-white back and dark underparts	fissiped fur-bearing carnivorous mammals