Term: eutheria
Origin: Anc Greek
εὖ- / eu-(=prefix that meaning "well, good, easy, right)
+ θηρία/theria(=beast, wild animal) > θήρα/thera(=prey)
literally meaning “good beasts”Coined
Eutheria was introduced by English Biologist Thomas Henry Huxley (1825 –1895) in 1880.
Definition:
Eutheria is a subclass of mammals that includes all placental mammals except monotremes and marsupials.
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