Exempt Employees and Nonâexempt Employess. Some of the most significant class action lawsuits have been the result of an employer's misclassâification of nonexempt employees as though they were exempt from California overtime.
Bivalvia is a class of mollusks that all have two shells. It includes the clams, oysters, scallops and mussels. There are over 20,000 species of bivalves around the world, and probably thousands not yet discovered.Nearly all of them live in salt water, but a few groups have evolved to live in freshwater.Bivalves have two shells that they can close together tightly for protection, with their whole body inside.here are over 20,000 species of bivalves around the world, and probably thousands not yet discovered. Nearly all of them live in salt water, but a few groups have evolved to live in freshwater. Bivalves have two shells that they can close together tightly for protection, with their whole body inside.
  Answer   Bivalves are mollusks belonging to the class Bivalvia. They typically have two-part shells, with both valves being symmetrical along the hinge line. The cl â¦ ass has 30,000 species, including scallops, clams, oysters and mussels. Other names for the class include Bivalva, Pelecypoda, and Lamellibranchia.nswered by The Community. Making the world better, one answer at a time. This is from Wikipedia: Bivalves have a shell consisting of two asymmetrically rounded halves called valves that are mirror images of each other, joined at one edge by a flexible ligament called the hinge.