Bonamia Plant: A plant genus of the family CONVOLVULACEAE. Members contain bonaspectins (tetrahydrofuran-type sesqui-lignans).Haplosporida: A phylum of EUKARYOTES in the RHIZARIA group. They are small endoparasites of marine invertebrates. Spores are structurally complex but without polar filaments or tubes.Ostrea: A genus of oysters in the family OSTREIDAE, which includes the edible true oyster, Ostrea edulis.Ostreidae: A family of marine mollusks in the class BIVALVIA, commonly known as oysters. They have a rough irregular shell closed by a single adductor muscle.Plants, Genetically Modified: PLANTS, or their progeny, whose GENOME has been altered by GENETIC ENGINEERING.