testacea

/tɛˈsteɪʃiə/
noun
  1. A plural term for animals that have a hard shell, such as shellfish or turtles.
    • Ancient testacea fossils help scientists understand how marine life has evolved over millions of years.
    • In biology class, we learned about testacea like clams and snails that protect themselves with shells.
    • The beach was covered with the shells of testacea washed ashore after the storm.
Synonyms
What does "testacea" mean? | whatsthatwordmean | whatsthatwordmean