| marsupialia | <zoology> 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. Synonym: Marsupiata. Origin: NL, fr. L. Marsupium a pouch, bag, purse, Gr, dim. Of. Source: Websters Dictionary (01 Mar 1998) |
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Synonyms : Marsupials, Marsupial
| Marsupialia |
coextensive with the subclass Metatheria
Ãâó: wordnet.princeton.edu/perl/webwn
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| Marsupialia |
Marsupials are mammals in which the female typically has a pouch (called the marsupium, from which the name 'Marsupial' derives) in which it rears its young through early infancy. They differ from placental mammals (Placentalia) in their reproductive traits. The female has two vaginas, both of which open externally through one orifice but lead to different compartments within the uterus. Males usually have a two-pronged penis which corresponds to the females' two vaginas. ...
Ãâó: en.wikipedia.org/wiki/Marsupialia
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| marsupialia | coextensive with the subclass Metatheria |
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