Bivalves

Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Subclass: Autobranchia Four specimens of three different species of bivalves. Two of the specimens appear to be the right and left valves with faint growth lines and triangular dorsal margin with prominent umbo. Largest specimen is the right valve with thin growth lines and an oval ventral margin. The second largest specimen is oval in appearance with concave ventral margin.