plural noun
An·​as·​pi·​da | \ -pədə \

Definition of Anaspida

: a class or other division of primitive fishlike ostracoderms having a heterocercal tail and a covering of small elongated scales and known from Silurian-Devonian transition beds of Europe and America

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First Known Use of Anaspida

1893, in the meaning defined above

History and Etymology for Anaspida

New Latin, from an- + -aspida (from Greek aspid-, aspis shield)

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The first known use of Anaspida was in 1893

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Cite this Entry

“Anaspida.” Dictionary, Merriam-Webster, Accessed 16 Jun. 2021.

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