plural noun

in some classifications
: a primary division of Crustacea comprising all recent and extinct forms which do not have the body divided into median and lateral lobes
used when trilobites are considered crustaceans

Word History


New Latin, from eu- + Crustacea

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Dictionary Entries Near Eucrustacea

Cite this Entry

“Eucrustacea.” Dictionary, Merriam-Webster, Accessed 21 May. 2024.

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