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Amniota

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Am`ni`o´ta
n. pl.1.(Zool.) That group of vertebrates which develops in its embryonic life the envelope called the amnion. It comprises the reptiles, the birds, and the mammals.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Amniota - higher vertebrates (reptiles, birds and mammals) possessing an amnion during developmentAmniota - higher vertebrates (reptiles, birds and mammals) possessing an amnion during development
Craniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammals
craniate, vertebrate - animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
amniote - any member of the Amniota
mammal, mammalian - any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk
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For the analysis, Rieppel and deBraga compiled an extensive data matrix for amniota (reptiles, birds, and mammals) that included 33 amniote groups and 168 characteristics of their bones -- an important physical characteristic in defining clades.
Turtles misplaced on reptile family tree by USA Today (Magazine)
 
 
 
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