Crabs, Lobsters, Shrimp, Barnacles, Sow Bugs, etc.,
Class Malacostraca
This group contains many familiar animals, many which are marine and some that are
terrestrial. Most people are very familiar with the various crabs, lobsters and
shrimp that are used as food, but this group contains other very recognizable animals
such as sow bugs, also known as the “rolly-
