Bible Dictionaries
Allantoidea
Webster's Dictionary
(n. pl.) The division of Vertebrata in which the embryo develops an allantois. It includes reptiles, birds, and mammals.
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Bibliography Information
Webster, Noah. Entry for 'Allantoidea'. Noah Webster's American Dictionary. https://www.studylight.org/dictionaries/eng/web/a/allantoidea.html. 1828.