||Plac`en*ta"li*a (?), n. pl. [NL.] (Zoöl.) A division of Mammalia including those that have a placenta, or all the orders above the marsupials.
||Plac`en*ta"li*a (?), n. pl. [NL.]
(Zoöl.) A division of Mammalia including those that have a placenta, or all the orders above the marsupials.