We found 1 definitions of malacostracan crustacean from 1 different sources.
Noun |
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malacostracan crustacean - a major subclass of crustaceans | ||
crustacean any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton | ||
malacostraca, subclass malacostraca largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies | ||
krill shrimp-like planktonic crustaceans; major source of food for e.g. baleen whales | ||
opossum shrimp shrimp-like crustaceans whose females carry eggs and young in a pouch between the legs | ||
isopod any of various small terrestrial or aquatic crustaceans with seven pairs of legs adapted for crawling |