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Webster 1913 Edition

Allantoidea

‖

Alˊlan-toid′e-a

,

Noun.

pl.

[NL.]

(Zool.)

The division of Vertebrata in which the embryo develops an allantois. It includes reptiles, birds, and mammals.

Definition 2024

allantoidea

allantoidea

Italian

Adjective

allantoidea

feminine singular of allantoideo