bivalved

/ˈbaɪvælvd/
adjective
  1. Having a shell or covering made of two separate parts that open and close, like a clam or oyster.
    • Mussels are bivalved mollusks that attach themselves to rocks in the ocean.
    • The fossil collector found a perfectly preserved bivalved specimen from the Jurassic period.
    • The bivalved shell of a scallop is often beautifully ridged and colorful.
What does "bivalved" mean? | whatsthatwordmean | whatsthatwordmean