Goodfellow's tree-kangaroo (Dendrolagus goodfellowi), also called the ornate tree-kangaroo, is an endangered, long-tailed mammal native to rainforests of New Guinea.

(Dendrolagus lumholtzi) a rare, long-tailed marsupial found in rainforests in northeastern Australia.

Matschie's tree-kangaroo (Dendrolagus matschiei), also known as the Huon tree-kangaroo is a tree-kangaroo native to the Huon Peninsula of northeastern New Guinea island, within the nation of Papua New Guinea.

The (Dendrolagus mayri) a critically endangered, bear-like mammal native to tropical mountain forests on the island of New Guinea in Western Papua.