Found 2 items, similar to amniota.
English → English (WordNet) Definition: Amniota Amniota n : higher vertebrates (reptiles, birds and mammals) possessing an amnion during development
English → English (gcide) Definition: Amniota Amniota \Am`ni*o"ta\, n. pl. [NL. See Amnion.] (Zo["o]l.) That group of vertebrates which develops in its embryonic life the envelope called the amnion. It comprises the reptiles, the birds, and the mammals. [1913 Webster]