fossil marine animal genera Linnaeus, 1758 - animals Phylum Mollusca Linnaeus, 1758 - molluscs "Monoplacophora" Odhner, 1940 see Class Monoplacophora Odhner, 1940 Class †incertae sedis Order †Pelagiellida Runnegar & Pojeta, 1985 see Order Pelagielliformes Runnegar & Pojeta, 1985