anamniote

American  

[an-am-nee-oht] / ænˈæm niˌoʊt /

noun

1. any of the vertebrates of the group Anamnia (Anamniota), comprising the cyclostomes, fishes, and amphibians, characterized by the absence of an amnion during the embryonic stage.

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anamniote British  

/ ænˌæmnɪˈɒtɪk, ænˈæmnɪəʊt /

noun

1. any vertebrate animal, such as a fish or amphibian, that lacks an amnion, chorion, and allantois during embryonic development Compare amniote

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Other Word Forms

• anamniotic adjective

Etymology

Origin of anamniote

< New Latin Anamniota. See an- ¹, amniote

Example Sentences

As you might know, caecilian ancestry has recently been linked with another anamniote group, on which more later.

From Scientific American

The text you’re about to read is a substantially reduced section from the giant anamniote chapter of my in-prep textbook, The Vertebrate Fossil Record, currently over 1000 pages long and still incomplete.

From Scientific American