phalanger vs pouched mammal

phalanger and pouched mammal both are nouns.

Word	Noun	Adjective	Verb	Adverb
phalanger	Yes	No	No	No
pouched mammal	Yes	No	No	No

As nouns, pouched mammal is a hypernym of phalanger; that is, pouched mammal is a word with a broader meaning than phalanger:

phalanger: small furry Australian arboreal marsupials having long usually prehensile tails
pouched mammal: mammals of which the females have a pouch (the marsupium) containing the teats where the young are fed and carried

Other hypernyms of phalanger include marsupial.

phalanger (noun)	pouched mammal (noun)
small furry Australian arboreal marsupials having long usually prehensile tails	mammals of which the females have a pouch (the marsupium) containing the teats where the young are fed and carried