1) Phylum 2) Protozoal 3) Protozoan 1) Protozoal 2) Protozoan 
• (a.) Containing remains of the earliest discovered life of the globe, which included mollusks, radiates and protozoans. • (a.) Of or pertaining to the Protozoa.
Pro`to·zo'ic adjective 1. (Zoology) Of or pertaining to the Protozoa. 2. (Geol.) Containing remains of the earliest discovered life of the globe, which included mollusks, radiates and protozoans. 
protozoic 1. Of or pertaining to the Protozoa. 2. In geology, containing the remains of the earliest discovered life of the globe, which included mollusks, radiates, and protozoans. Radiates are fibers of the articular capsule (sac enclosing a joint) that radiate from the costal cartilages to the anterior surface of the sternum.