mussel crab


Definition of mussel crab

1 : a small American commensal crab (Pinnotheres maculatus) sometimes found in the mantle cavity of the mussel and other bivalves
2 : any of various crabs of the family Pinnotheridae — compare oyster crab

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Cite this Entry

“Mussel crab.” Dictionary, Merriam-Webster, Accessed 4 Dec. 2021.

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