Allantoidea definitions

Allantoidea

• (n. pl.) The division of Vertebrata in which the embryo develops an allantois. It includes reptiles, birds, and mammals.
Found on http://thinkexist.com/dictionary/meaning/allantoidea/

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Allantoidea

Al`lan·toid'e·a noun plural [ New Latin ] (Zoology) The division of Vertebrata in which the embryo develops an allantois. It includes reptiles, birds, and mammals.
Found on http://www.encyclo.co.uk/webster/A/57

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