Eastern common cuscus vs Mountain cuscus

What is the difference between a eastern common cuscus and a mountain cuscus?

Each point below is worked out from a pair of recorded values.

The mountain cuscus is heavier: 2.05 kg against 1.75 kg for the eastern common cuscus, about 17% more.
The eastern common cuscus is longer-lived: 4.08 years against 2.49 years for the mountain cuscus, about 64% longer.
Both belong to the genus Phalanger, so they are close relatives.
Both are listed as Least Concern on the IUCN Red List.
They are on record for 1 of the same countries (the eastern common cuscus for 1 in total, the mountain cuscus for 1). Country data is incomplete and can include zoos, so this does not show whether they meet in the wild.

	Eastern common cuscus	Mountain cuscus
Scientific name	Phalanger intercastellanus	Phalanger carmelitae
Family	Phalangeridae	Phalangeridae
Order	Diprotodontia	Diprotodontia
Weight	1.75 kg – 2.1 kg	1.84 kg – 2.05 kg
Length	Not recorded	Not recorded
Lifespan	4.08 years	2.49 years
Main food	Not recorded	Not recorded
Habitat	Not recorded	Not recorded
Conservation status	Least Concern	Least Concern
Countries recorded	1	1

Eastern common cuscus

Mountain cuscus

Scientific name

Phalanger intercastellanus

Phalanger carmelitae

Family

Order

Weight

1.75 kg – 2.1 kg

1.84 kg – 2.05 kg

Length

Not recorded

Lifespan

4.08 years

2.49 years

Main food

Not recorded

Habitat

Not recorded

Conservation status

Countries recorded

A scale drawing needs a recorded length for both animals; only weights are on record for this pair.