#pea_crab__peacrab  tiny soft-bodied crab living commensally in the mantles of certain bivalve mollusks
  supertype:  crab  decapod having eyes on short stalks and a broad flattened carapace with a small abdomen folded under the thorax and pincers
  member of:  genus_Pinnotheres
  subtype:  oyster_crab__Pinnotheres_ostreum  tiny soft-bodied crab living within the mantle cavity of oysters

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