ClipArt ETC
"Mytilus edulis, attached by byssus (By) to a piece of wood. F, foot; S, exhalant siphon." -Parker, 1900

Blue Mussel

"Mytilus edulis, attached by byssus (By) to a piece of wood. F, foot; S, exhalant siphon." -Parker,…

"River-Mussel (Anodonta fragilis), North Carolina."-Whitney, 1902

River Mussel

"River-Mussel (Anodonta fragilis), North Carolina."-Whitney, 1902