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Related to Invertebrata: Invertebrates


n. pl.1.(Zool.) A comprehensive division of the animal kingdom, including all except the Vertebrata.
References in classic literature ?
In regard to the Invertebrata, Barrande, and a higher authority could not be named, asserts that he is every day taught that palaeozoic animals, though belonging to the same orders, families, or genera with those living at the present day, were not at this early epoch limited in such distinct groups as they now are.
Hayden, in Nebraska Territory; together with a complete catalogue of Invertebrata hitherto described and identified from the Cretaceous and Tertiary formations of that region: Academy of Natural Sciences of Philadelphia, Proceedings, v.