Allantoidea

plural noun Al·lan·toi·dea \ˌalən‧ˈtȯidēə, ˌaˌlan‧-; əˌlantəˈwidēə\

Definition of Allantoidea

in some classifications

  1. :  a division of Vertebrata comprising all forms in which the embryo develops a complete allantois

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Origin and Etymology of allantoidea

New Latin, from allantoid-, allantois


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