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Definition of Subclass malacostraca
1. Noun. Largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies.
Group relationships: Class Crustacea, Crustacea
Member holonyms: Malacostracan Crustacean, Decapoda, Order Decapoda, Euphausiacea, Order Euphausiacea, Mysidacea, Order Mysidacea, Isopoda, Order Isopoda, Amphipoda, Order Amphipoda
Generic synonyms: Class
Literary usage of Subclass malacostraca
Below you will find example usage of this term as found in modern and/or classical literature:
1. North American Index Fossils by Amadeus William Grabau, Hervey Woodburn Shimer (1910)
"Example: 12. P. de- vonica Clarke, Onondaga of New York. subclass malacostraca
Latreille. ... subclass malacostraca."
2. Fresh-water Biology by Henry Baldwin Ward, George Chandler Whipple (1918)
"To the higher Crustaceans (subclass Malacostraca) belong such forms as the
sow-bugs, scuds, shrimps, prawns, crayfishes or ..."
3. Economic Zoology: An Introductory Text-book in Zoology, with Special by Herbert Osborn (1908)
"subclass malacostraca These are larger and more specialized forms, the body
segments being quite constant in number, five of which may be referred to the ..."
4. A Dictionary of Science, Literature, & Art: Comprising the Definitions and by George William Cox (1867)
"... with any approach to accuracy, and is probably greatly overstated in li(*ks.
It amounts at the most to a very few miles. 692 Subclass : Malacostraca. ..."
5. The Encyclopedia Americana: A Library of Universal Knowledge (1918)
"... Crustacea of the subclass Malacostraca in which the first, sometimes the second
thoracic segment is fused with the head and bears ..."
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