malacostracan
Malacostraca, also known as Malacostracans, are a large class of crustacean, containing 16 orders full of diverse species. They are in heavy abundance within all kinds of aquatic environments, colonizing both marine and freshwater, and also can be seen in terrestrial habitats. Within the class are some of the more "typical" crustaceans, such as standard crabs and lobsters.
