therian

therian

[theer-ee-uhn]
adjective
1.
(in some classification systems) belonging or pertaining to the group Theria, comprising the marsupial and placental mammals and their extinct ancestors.
noun
2.
a therian animal.

Origin:
< Neo-Latin Theri(a) name of the group (< Greek thēría, plural of thēríon wild beast) + -an

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Dictionary.com's 21st Century Lexicon
Main Entry:  therian
Part of Speech:  adj
Definition:  pertaining to placental or marsupial mammals
Etymology:  Theria (from Greek themacrion 'beast', one the subclasses of Mammalia
Dictionary.com's 21st Century Lexicon
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