plural noun Con·chos·tra·ca \-ŋˈkästrəkə also -ˈkȯs-\

Definition of Conchostraca

  1. :  a small order of freshwater crustaceans (subclass Branchiopoda) entirely enclosed in a bivalve carapace


\-rəkən\ noun, plural


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Origin and Etymology of conchostraca

New Latin, from conch- + -ostraca

Seen and Heard

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a brief usually trivial fact

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