from The Century Dictionary.
- noun A family of schizopod podophthalmic crustaceans, typified by the genus Mysis; the opossum-shrimps.
from the GNU version of the Collaborative International Dictionary of English.
- proper noun A natural family of small shrimplike crustaceans.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun small shrimp-like crustaceans
Sorry, no etymologies found.
These include the isopod Saduria entomon, the amphipod Monoporeia affinis, the Baltic mussel Macoma bathica, a few semi-pelagic opossum shrimp species (Mysidae) and the common sea snail Liparis liparis.