pedimanous

from The Century Dictionary.

• Having all four feet like hands; quadrumanous as well as quadrupedal: an epithet applied specifically to the opossums and lemurs, referring especially to the hand-like character of hind feet.
• Pertaining to or having the characteristics of the Pedimana: a term applied to both lemurs and opossums.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Zoöl.) Having feet resembling hands, or with the first toe opposable, as the opossums and monkeys.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective zoology Having feet resembling hands, or with the first toe opposable, as in the opossums and monkeys.