amniote
/ˈamnɪəʊt
/noun Zoology
An animal whose embryo develops in an amnion and chorion and has an allantois; a mammal, bird, or reptile.Vertebral counts in modern amniotes, amphibians, and fish, can vary due to environment or change with growth....
- The sequence from the early amniotes to the early mammals is the most fully documented of the major transitions in vertebrate evolution.
- The ancestral amniotes were small animals, superficially resembling primitive, insectivorous lizards.
Origin
Late 19th century: from modern Latin Amniota, back-formation from amniotic.
- unperceivedly
- unperceiving
- unperceptable
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- unperfectness
- unperforate
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- unperilous
- unperishable
- unperishableness