Mya sp.

Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Subclass: Autobranchia Order: Pholadida Family: Myidae Genus: Mya (Linnaeus, 1758) Three specimens of two different species. Labeled a to c. The smaller specimens are the same species and are individual left and right valves. The larger specimen is of the left valve and is a different species than the two smaller specimens. Thin, prominent growth lines. Small triangular umbo on the smaller specimens and a larger more rounded umbo on the largest specimen. Prominent posterior ridge on the smaller specimens. Adductor scars are visible on the interior part of the larger valve. Rounded ventral margin and triangular dorsal margin. Desmodont dentition.