Looks like a Chama sp. (Jewelbox Clam) - probably either C. brassica, C. macerophylla, or C. pellucida. Out of the three, my guess would be the Leafy Jewelbox Clam, C. macerophylla, though I can't say for certain.
Check out this amazing bivalve harvested from the million pounds on Monday!
Anyone have an id?
@ISpeakForTheSeas