wing-shell

English

Noun

wing-shell (plural wing-shells)

  1. Any of various species of marine bivalve shells formerly belonging to the genus Avicula (no longer accepted), now a synonym of Pteria, with species assigned to several genera, in which the hinge border projects like a wing.
  2. Any marine gastropod shell formerly in the genus Strombus, with species now assigned to several genera, principally in the family Strombidae.
  3. (archaic) Any pteropod shell.

Further reading

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