English dictionary
Malacostraca
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies
Synonyms subclass malacostracaSource: WordNet 3.0
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A subclass of Crustacea, including Arthrostraca and Thoracostraca, or all those higher than the Entomostraca.
Source: webster1913