KnowraMollusc shellLinked fromLinked fromThe 21 pages that link to Mollusc shell, each with the reason it gives.All 21Broader topic 6Related 12Compared with 3CuticleCompared with: It is another secreted external armor, but its mineralized composition differs from cuticle.Insect cuticleCompared with: It is another secreted protective covering, built from different materials.AplacophoraCompared with: The absence of a conventional shell raises questions about shell loss and ancestral molluscan anatomy.