oyster crab definition

  • noun:
    • a little crab (Pinnotheres ostreum) that life commensally inside the shell of a bivalve mollusk such as for instance an oyster or a clam.
    • a tiny crab (Pinnotheres ostreum) which lives as a commensal inside gill cavity of this oyster.
    • among little crabs which live with oysters into the shells of latter; a pea-crab. The kind which life inside typical oyster is a grapsoid crustacean, Pinnotheres ostreum. See Pinnotheres.
    • small soft-bodied crab residing inside the mantle hole of oysters

Related Sources

  • Definition for "oyster crab"
    • a little crab (Pinnotheres ostreum) that life commensally…
    • View More
65 votes

How would you define oyster crab?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!