👉 The term "Costellariidae" is not readily applicable, as it does not seem to fit into the biological classification or structure found within the realm of this platform. However, I can provide a brief overview of these families: 1. Costellariae: This family includes the insect costellariids, such as ants and termites. 2. Mollusca: These are an order of marine animals that include clams, mussels, oysters, and other moll