1. (Zoöl.) Having a pouch for carrying the immature young; of or
pertaining to the Marsupialia.
2. (Anat. & Zoöl.) Of or pertaining to a marsupium; as, the marsupial
bones.
Marsupial frog. (Zoöl.) See Nototrema.
Mar*su"pi*al, n. (Zoöl.) One of the Marsupialia.
||Mar*su`pi*a"li*a (-"l*), n. pl. [NL., fr. L. marsupium a pouch, bag,
||purse, Gr. marsy`pion, dim. of ma`rsypos, ma`rsipos.] (Zoöl.) A
||subclass of Mammalia, including nearly all the mammals of Australia
||and the adjacent islands, together with the opossums of America. They
||differ from ordinary mammals in having the corpus callosum very
||small, in being implacental, and in having their young born while
||very immature. The female generally carries the young for some time
||after birth in an external pouch, or marsupium. Called also
||Marsupiata.
{ Mar*su`pi*a"li*an (?), Mar*su"pi*an (?), } n. (Zoöl.) One of the
Marsupialia.
Mar*su"pi*ate (?), a. (Zoöl.) Related to or resembling the marsupials;
furnished with a pouch for the young, as the marsupials, and also some
fishes and Crustacea.
||Mar*su"pi*on (?), n. [NL.] Same as Marsupium.
Mar"su*pite (?), n. [See Marsupial.] (Paleon.) A fossil crinoid of the
genus Marsupites, resembling a purse in form.
||Mar*su"pi*um (?), n.; pl. Marsupia (#). [L., a pouch], (Anat. &
||Zoöl.) (a) The pouch, formed by a fold of the skin of the abdomen, in
||which marsupials carry their young; also, a pouch for similar use in
||other animals, as certain Crustacea. (b) The pecten in the eye of
||birds and reptiles. See Pecten.