Definitions
from The Century Dictionary.
- In zoology, the highest class of Vertebrata, containing all those animals which suckle their young, and no others; mammiferous animals; the mammals.
from the GNU version of the Collaborative International Dictionary of English.
- noun plural (Zoöl.) The highest class of Vertebrata. The young are nourished for a time by milk, or an analogous fluid, secreted by the mammary glands of the mother.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun obsolete  Alternative capitalization of Mammalia 
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun warm-blooded vertebrates characterized by mammary glands in the female
Etymologies
Sorry, no etymologies found.
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Examples
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								Grasps the nutrient organ whence the term mammalia, The Poetical Works of Oliver Wendell Holmes — Complete Oliver Wendell Holmes 1851 
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								Grasps the nutrient organ whence the term mammalia, Complete Project Gutenberg Oliver Wendell Holmes, Sr. Works Oliver Wendell Holmes 1851 
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								Grasps the nutrient organ whence the term mammalia, The Poetical Works of Oliver Wendell Holmes — Volume 06: Poems from the Breakfast Table Series Oliver Wendell Holmes 1851 
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								Grasps the nutrient organ whence the term mammalia, The Professor at the Breakfast-Table Oliver Wendell Holmes 1851 
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								The order mammalia is the resultant of a primary sex-distinction developed by natural selection; but the gorgeous plumage of the peacock's tail is a secondary sex-distinction developed by sexual selection. 
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								The mammalia are the class which suckle their young; second to them are the BIRDS; and then the blood cools, the organisation is inferior, and the REPTILES are produced; and lastly come the FISHES, with cold blood, and wanting aerial lungs. How to See the British Museum in Four Visits W. Blanchard Jerrold 1855 
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								A, A1 and A2 are all members of the superset "mammalia", A being the ancestor of A1 and A2. 
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								A, A1 and A2 are all members of the superset "mammalia", A being the ancestor of A1 and A2. 
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								Indeed any one of the three is more like to the other two than to any other kind of mammalia; although some naturalists prefer considering the giraffe as a species of deer. Quadrupeds, What They Are and Where Found A Book of Zoology for Boys Mayne Reid 1850 
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								It has already been mentioned elsewhere, that the only kind of mammalia found upon this island is a middling-sized cat, which feeds on the fruit of the pandanus tree, and makes its nest in the dead branches, which it easily hollows out. A New Voyage Round the World, in the years 1823, 24, 25, and 26, Vol. 2 Otto von Kotzebue 1816 
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