Placentalia


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Related to Placentalia: Eutheria

Plac`en`ta´li`a


n. pl.1.(Zool.) A division of Mammalia including those that have a placenta, or all the orders above the marsupials.
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Zhelestids are dentally ungulate-like mammals, but were recently excluded from Placentalia (Wible et al.
El patron de los pantoterios y simetrodontos, se complica aun mas en la linea que dio origen a los mamiferos marsupiales (Metathera = Marsupialia en figura 7) y placentarios (Eutheria = Placentalia en figura 7), los cuales tienen masticacion tribosfenica (22, 33), en la cual se dan tres condiciones exclusivas de estos mamiferos: 1.
The great diversity of animals currently found in the infraclass Placentalia (formerly Eutheria), in the class Mammalia [7], first started to develop approximately 53 million years ago during the Eocene epoch.