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Anallantoidea

plural noun An·al·lan·toi·dea \ ¦aˌnalənˈtȯidēə , -naˌlanˈ- \

Definition of Anallantoidea

:the division of Vertebrata, including amphibians, fishes, and cyclostomes, in which no allantois, or at most a rudimentary one, is developed — compare anamniota
—

anallantoidean

\-¦tȯidēən\ adjective or noun

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Origin and Etymology of anallantoidea

New Latin, from an- + allantois + -idea

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